# Best DDoS Protection Solutions

  *By [Lauren Worth](https://research.g2.com/insights/author/lauren-worth)*

   DDoS protection solutions are designed to secure networks, websites, and applications from distributed denial of service (DDoS) attacks, which aim to overwhelm systems with high traffic volumes. DDoS protection tools are vital for e-commerce, finance, and telecommunications industries, where service continuity is critical for operations and customer experience.

DDoS protection solutions help maintain uptime by detecting abnormal traffic, filtering malicious requests, and automating response measures. They support on-premises, hybrid, or cloud-based environments and offer features like real-time monitoring, traffic analysis, access controls, and intelligent routing to maintain service availability and network performance.

DDoS protection and mitigation solutions are a key component of broader [network security solutions](https://www.g2.com/categories/network-security). They are often paired with [web application firewall (WAF) solutions](https://www.g2.com/categories/web-application-firewall-waf) to further enhance security against both volumetric and application-layer attacks.

Many [content delivery network software](https://www.g2.com/categories/content-delivery-network-cdn) come with additional DDoS protection features to ensure smooth content delivery.

To qualify for inclusion in the DDoS Protection category, a product must:

- Filter and monitor incoming web traffic
- Limit traffic flow or set traffic baselines
- Identify DDoS attacks and block incoming traffic
- Provide a traffic management dashboard
- Support protection on a global scale
- Provide comprehensive protection through a cloud-based service





## Best DDoS Protection Solutions At A Glance

- **Leader:** [Cloudflare Application Security and Performance](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews)
- **Highest Performer:** [Link11](https://www.g2.com/products/link11/reviews)
- **Easiest to Use:** [DataDome](https://www.g2.com/products/datadome/reviews)
- **Top Trending:** [Cloudflare Application Security and Performance](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews)
- **Best Free Software:** [HAProxy](https://www.g2.com/products/haproxy/reviews)


---

**Sponsored**

### HAProxy

HAProxy is an open-source software load balancer and reverse proxy for TCP, QUIC, and HTTP-based applications. It provides high availability, load balancing, and best-in-class SSL processing. HAProxy One is an application delivery and security platform that combines the HAProxy core with enterprise-grade security layers, management and orchestration, cloud-native integration, and more. Platform components: HAProxy Enterprise: a flexible data plane layer for TCP, UDP, QUIC, and HTTP-based applications that provides high-performance load balancing, high availability, an API/AI gateway, container networking, SSL processing, DDoS protection, bot detection and mitigation, global rate limiting, and a web application firewall (WAF). HAProxy Fusion: a scalable control plane that provides full-lifecycle management, observability, and automation of multi-cluster, multi-cloud, and multi-team HAProxy Enterprise deployments, with infrastructure integration for AWS, Kubernetes, Consul, and Prometheus. HAProxy Edge: a globally distributed application delivery network that provides fully managed application delivery and security services, a secure partition between external traffic and origin networks, and threat intelligence enhanced by machine learning that powers the security layers in HAProxy Fusion and HAProxy Enterprise. Learn more at HAProxy.com



[Visit company website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1229&secure%5Bdisplayable_resource_id%5D=1229&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=1229&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=55067&secure%5Bresource_id%5D=1229&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fddos-protection&secure%5Btoken%5D=cb5e04f7cbd4ab6694bcc942cfcf17931c84aa4dc1a081536c43444f22790a16&secure%5Burl%5D=https%3A%2F%2Fwww.haproxy.com%2Fproducts%2Fhaproxy-one%3Futm_source%3DG2clicks%26utm_medium%3DCPC%26utm_campaign%3DG2ClicksTest%26utm_id%3DG2&secure%5Burl_type%5D=custom_url)

---

## Top-Rated Products (Ranked by G2 Score)
  ### 1. [Cloudflare Application Security and Performance](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews)
  Cloudflare is the connectivity cloud for the "everywhere world," on a mission to help build a better Internet. We provide a unified platform of networking, security, and developer services delivered from a single, intelligent global network that spans hundreds of cities in over 125 countries. This empowers organizations of all sizes, from small businesses to the world's largest enterprises, to make their employees, applications, and networks faster and more secure everywhere, while significantly reducing complexity and cost. Our comprehensive platform includes: - Advanced Security: Protect your online presence with industry-leading DDoS protection, a robust Web Application Firewall (WAF), Bot mitigation, and API security. Implement Zero Trust security to secure remote access, data, and applications for your entire workforce. - Superior Performance: Accelerate website and application loading times globally with our Content Delivery Network (CDN), intelligent DNS, and smart routing capabilities. Optimize images and deliver dynamic content with unparalleled speed. - Powerful Developer Tools: Empower your developers to build and deploy full-stack applications at the edge using Cloudflare Workers (serverless functions), R2 Storage (object storage without egress fees), and D1 (serverless SQL database). Cloudflare helps connect and protect millions of customers globally, offering the control, visibility, and reliability businesses need to work, develop, and accelerate their operations in today's hyperconnected landscape. Our global network continuously learns and adapts, ensuring your digital assets are always protected and performing at their best.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 573

**User Satisfaction Scores:**

- **Logging:** 8.6/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.5/10 (Category avg: 8.5/10)
- **Website Protection:** 9.5/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.9/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Cloudflare, Inc.](https://www.g2.com/sellers/cloudflare-inc)
- **Company Website:** https://www.cloudflare.com
- **Year Founded:** 2009
- **HQ Location:** San Francisco, California
- **Twitter:** @Cloudflare (275,469 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/407222/ (6,898 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Web Developer, Software Engineer
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 62% Small-Business, 26% Mid-Market


#### Pros & Cons

**Pros:**

- Security (54 reviews)
- Ease of Use (50 reviews)
- Features (45 reviews)
- Performance (36 reviews)
- Reliability (36 reviews)

**Cons:**

- Complex User Interface (24 reviews)
- Expensive (24 reviews)
- Complex Setup (19 reviews)
- Complexity (18 reviews)
- Learning Curve (15 reviews)

  ### 2. [HAProxy](https://www.g2.com/products/haproxy/reviews)
  HAProxy is an open-source software load balancer and reverse proxy for TCP, QUIC, and HTTP-based applications. It provides high availability, load balancing, and best-in-class SSL processing. HAProxy One is an application delivery and security platform that combines the HAProxy core with enterprise-grade security layers, management and orchestration, cloud-native integration, and more. Platform components: HAProxy Enterprise: a flexible data plane layer for TCP, UDP, QUIC, and HTTP-based applications that provides high-performance load balancing, high availability, an API/AI gateway, container networking, SSL processing, DDoS protection, bot detection and mitigation, global rate limiting, and a web application firewall (WAF). HAProxy Fusion: a scalable control plane that provides full-lifecycle management, observability, and automation of multi-cluster, multi-cloud, and multi-team HAProxy Enterprise deployments, with infrastructure integration for AWS, Kubernetes, Consul, and Prometheus. HAProxy Edge: a globally distributed application delivery network that provides fully managed application delivery and security services, a secure partition between external traffic and origin networks, and threat intelligence enhanced by machine learning that powers the security layers in HAProxy Fusion and HAProxy Enterprise. Learn more at HAProxy.com


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 823

**User Satisfaction Scores:**

- **Logging:** 8.4/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.8/10 (Category avg: 8.5/10)
- **Website Protection:** 9.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.6/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [HAProxy](https://www.g2.com/sellers/haproxy)
- **Company Website:** https://www.haproxy.com/
- **Year Founded:** 2013
- **HQ Location:** Newton, MA
- **Twitter:** @HAProxy (21,213 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/1032008/ (127 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** DevOps Engineer, Software Engineer
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 43% Mid-Market, 35% Enterprise


#### Pros & Cons

**Pros:**

- Ease of Use (134 reviews)
- Load Balancing (124 reviews)
- Reliability (123 reviews)
- Performance (107 reviews)
- Configuration Ease (69 reviews)

**Cons:**

- Difficult Configuration (63 reviews)
- Learning Difficulty (58 reviews)
- Complex Setup (56 reviews)
- Complex Configuration (48 reviews)
- Complexity (45 reviews)

  ### 3. [DataDome](https://www.g2.com/products/datadome/reviews)
  DataDome delivers real-time bot and agent trust management, providing complete visibility and control over all traffic—whether human, bot, or AI. Named a Leader in The Forrester Wave™ for Bot Management in 2024, DataDome is trusted by enterprises like Etsy, PayPal, and SoundCloud. Acting as a traffic-control plane, DataDome's multi-layered AI engine leverages thousands of models and 5 trillion signals daily to analyze intent and stop fraud in under 2 milliseconds, allowing legitimate users to pass through seamlessly across websites, apps, APIs, and MCPs. A recognized Leader on G2 across several categories, DataDome stops 20K+ attacks every second, delivering protection that outperforms.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 215

**User Satisfaction Scores:**

- **Logging:** 8.8/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.8/10 (Category avg: 8.5/10)
- **Website Protection:** 9.5/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.7/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [DataDome](https://www.g2.com/sellers/datadome)
- **Company Website:** https://datadome.co/
- **Year Founded:** 2015
- **HQ Location:** New York, NY / Paris, France / Singapore
- **Twitter:** @data_dome (1,760 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/10398947/ (212 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** CTO
  - **Top Industries:** Retail, Information Technology and Services
  - **Company Size:** 55% Mid-Market, 27% Enterprise


#### Pros & Cons

**Pros:**

- Protection (27 reviews)
- Customer Support (25 reviews)
- Efficiency (23 reviews)
- Dashboard Usability (20 reviews)
- Bot Protection (18 reviews)

**Cons:**

- Expensive (9 reviews)
- Complex Setup (7 reviews)
- False Alarms (7 reviews)
- Access Limitations (5 reviews)
- Captcha Issues (5 reviews)

  ### 4. [Arbor Threat Mitigation System](https://www.g2.com/products/arbor-threat-mitigation-system/reviews)
  The Arbor Threat Mitigation System (TMS) is a sophisticated DDoS mitigation solution designed to ensure service availability and performance for organizations facing the growing threat of distributed denial-of-service (DDoS) attacks. By integrating network-wide intelligence and advanced anomaly detection, Arbor TMS provides a robust framework for identifying and neutralizing various types of DDoS attacks, including volumetric, TCP state exhaustion, and application-layer threats. Targeted primarily at enterprises and service providers, Arbor TMS is essential for organizations that rely on consistent online service delivery. The system is particularly beneficial for businesses in sectors such as finance, e-commerce, and telecommunications, where downtime can result in significant financial losses and reputational damage. With the increasing sophistication of cyber threats, having a reliable DDoS mitigation strategy is critical for maintaining operational integrity and customer trust. Arbor TMS offers a range of mitigation platforms and capacities to meet diverse organizational needs. The solution is available in 2U appliances with mitigation capabilities ranging from 500 Mbps to 400 Gbps, as well as 6U chassis options that provide 10 to 100 Gbps of mitigation. Additionally, the system supports virtual environments with KVM and VMware hypervisors, allowing for flexible deployment options with mitigation capacities from 1 to 40 Gbps. This versatility ensures that organizations can select a solution that aligns with their specific infrastructure and threat landscape. Key features of Arbor TMS include real-time threat intelligence, automated attack detection, and comprehensive reporting capabilities. The system’s ability to analyze traffic patterns and identify anomalies in real-time allows for rapid response to potential threats, minimizing the impact of attacks. Furthermore, Arbor TMS provides detailed reporting and analytics, enabling organizations to understand attack vectors and improve their overall security posture. By leveraging these features, users can enhance their resilience against DDoS attacks and ensure uninterrupted service delivery. Overall, the Arbor Threat Mitigation System stands out in the DDoS mitigation landscape by combining advanced threat management capabilities with flexible deployment options. Its focus on both cloud and edge protection ensures that organizations can safeguard their assets across various environments, making it a critical tool for maintaining service availability in an increasingly hostile cyber environment.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 44

**User Satisfaction Scores:**

- **Logging:** 8.7/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.2/10 (Category avg: 8.5/10)
- **Website Protection:** 8.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.1/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [NETSCOUT](https://www.g2.com/sellers/netscout)
- **Company Website:** https://www.netscout.com
- **Year Founded:** 1984
- **HQ Location:** Westford, Mass.
- **Twitter:** @NETSCOUT (13,793 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/netscout/ (2,691 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Telecommunications, Computer & Network Security
  - **Company Size:** 60% Enterprise, 30% Mid-Market


#### Pros & Cons

**Pros:**

- Alerts (1 reviews)
- Security (1 reviews)
- Threat Detection (1 reviews)

**Cons:**

- Pricing Issues (1 reviews)

  ### 5. [Radware Cloud DDoS Protection Service](https://www.g2.com/products/radware-cloud-ddos-protection-service/reviews)
  Radware’s Cloud DDoS Protection Service defends organizations against today’s most advanced DDoS attacks, using advanced behavioral-based detection for both network-layer (L3/4) and application layer (L7) attacks, automatic real-time signature creation to protect against zero-day attacks, unique TLS DDoS protection, and flexible cloud-based and hybrid deployment options that suit every customer.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 23

**User Satisfaction Scores:**

- **Logging:** 9.1/10 (Category avg: 8.3/10)
- **IT Alerting:** 9.0/10 (Category avg: 8.5/10)
- **Website Protection:** 9.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Radware](https://www.g2.com/sellers/radware)
- **Company Website:** https://www.radware.com
- **Year Founded:** 1997
- **HQ Location:** Tel Aviv, Tel Aviv
- **Twitter:** @radware (12,468 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/165642/ (1,555 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 52% Enterprise, 26% Mid-Market


  ### 6. [Azion](https://www.g2.com/products/azion/reviews)
  Azion is the web platform that enables businesses to build, secure, and scale modern applications on a fully managed global infrastructure, with a robust suite of solutions for Application Development, cybersecurity, and AI. Azion allows developers to deploy applications closer to users, ensuring ultra-low latency and high availability. With Functions, you can run distributed serverless code, enhancing performance and reducing costs. For enhanced security, Azion’s Web Application Firewall (WAF) protects against cyber threats. Azion also provides SQL Storage, Object Storage and KV Storage, enabling fast, distributed data storage and retrieval. With Real-Time Metrics and Real-Time Events, businesses gain actionable insights into their applications and infrastructure, ensuring optimal performance and security. Global leaders like Prime Video, Neon, Global Fashion Group, and Radware trust Azion to deliver high-performance, secure digital experiences worldwide. Whether you're building AI-driven applications, securing your digital assets, or scaling globally, Azion provides the fastest path to modern applications. Discover how Azion can transform your digital experiences and empower your business to thrive in the digital age. Visit www.azion.com to learn more about our innovative solutions.


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 31

**User Satisfaction Scores:**

- **Logging:** 9.5/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.5/10 (Category avg: 8.5/10)
- **Website Protection:** 9.7/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.8/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Azion](https://www.g2.com/sellers/azion)
- **Year Founded:** 2011
- **HQ Location:** Palo Alto, California, United States
- **LinkedIn® Page:** https://www.linkedin.com/company/aziontech (194 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Retail
  - **Company Size:** 34% Enterprise, 28% Mid-Market


#### Pros & Cons

**Pros:**

- Customer Support (10 reviews)
- Ease of Use (8 reviews)
- Easy Integrations (7 reviews)
- Reliability (7 reviews)
- Performance (6 reviews)

**Cons:**

- Missing Features (2 reviews)
- Complexity (1 reviews)
- Difficult Learning (1 reviews)
- Difficult Learning Curve (1 reviews)
- Expensive (1 reviews)

  ### 7. [Google Cloud Armor](https://www.g2.com/products/google-cloud-armor/reviews)
  Google Cloud Armor is a comprehensive security solution designed to protect applications and websites from a variety of threats, including distributed denial-of-service (DDoS) attacks and common web vulnerabilities. Leveraging Google's global infrastructure, Cloud Armor offers robust defenses to ensure the availability and security of online services. Key Features and Functionality: - Built-in DDoS Defense: Provides automatic protection against Layer 3 and Layer 4 DDoS attacks, benefiting from Google's extensive experience in safeguarding major internet properties. - Adaptive Protection: Utilizes machine learning to detect and mitigate high-volume Layer 7 DDoS attacks, analyzing traffic patterns in real-time to identify and respond to threats. - Pre-configured WAF Rules: Offers out-of-the-box web application firewall rules based on industry standards to defend against common vulnerabilities, such as cross-site scripting (XSS) and SQL injection (SQLi) attacks. - Bot Management: Integrates with reCAPTCHA Enterprise to provide automated protection against malicious bots, helping to prevent fraud and abuse at the edge of the network. - Rate Limiting: Implements rate-based rules to control the volume of incoming requests, protecting applications from being overwhelmed by excessive traffic and ensuring access for legitimate users. Primary Value and User Solutions: Google Cloud Armor delivers enterprise-grade protection by combining DDoS defense and web application firewall capabilities at a predictable monthly price. It addresses critical security challenges by mitigating the OWASP Top 10 risks and providing adaptive, machine learning-based defenses against sophisticated attacks. By integrating seamlessly with Google's global load balancing infrastructure, Cloud Armor ensures that applications remain secure and available, regardless of deployment environment—be it on-premises, in the cloud, or in a hybrid setup.


  **Average Rating:** 4.0/5.0
  **Total Reviews:** 23

**User Satisfaction Scores:**

- **Logging:** 9.2/10 (Category avg: 8.3/10)
- **IT Alerting:** 10.0/10 (Category avg: 8.5/10)
- **Website Protection:** 9.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.0/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Google](https://www.g2.com/sellers/google)
- **Year Founded:** 1998
- **HQ Location:** Mountain View, CA
- **Twitter:** @google (31,840,340 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/1441/ (336,169 employees on LinkedIn®)
- **Ownership:** NASDAQ:GOOG

**Reviewer Demographics:**
  - **Top Industries:** Computer & Network Security
  - **Company Size:** 52% Small-Business, 39% Enterprise


#### Pros & Cons

**Pros:**

- Cost Efficiency (1 reviews)
- Scalability (1 reviews)
- Security (1 reviews)

**Cons:**

- Complexity (1 reviews)
- Cost Issues (1 reviews)
- Limited Availability (1 reviews)
- Limited Features (1 reviews)
- Time-Consumption (1 reviews)

  ### 8. [Arbor Edge Defense](https://www.g2.com/products/arbor-edge-defense/reviews)
  NETSCOUT® Arbor Edge Defense (AED) is a DDoS protection appliance designed to help organizations protect their networks from evolving Distributed Denial of Service (DDoS) attacks and other advanced cyber threats. Positioned strategically at the network edge, between the internet router and the firewall, AED serves as both the first and last line of defense against malicious activities. This inline, always-on solution is essential for organizations facing a landscape of increasingly sophisticated cyber threats, including ransomware, phishing attempts, and compromised Internet of Things (IoT) devices. The ideal Arbor Edge Defense customers are organizations of all sizes that require robust protection against a variety of cyber threats. Security teams are often tasked with defending against a multitude of attack vectors that continuously evolve to bypass traditional security measures. AED is designed to meet these challenges by providing dynamic protection that adapts to changing attack methodologies. Its integration capabilities allow it to seamlessly fit into an organization’s existing security stack, thereby reducing complexity and associated costs while enhancing overall security posture. One of the key features of Arbor Edge Defense is its use of stateless artificial intelligence (AI) and machine learning (ML) powered packet processing. This technology enables AED to analyze traffic in real-time, automatically identifying and mitigating inbound DDoS attacks before they can impact network performance. Additionally, AED can detect and block outbound communications from compromised internal devices attempting to connect with threat actor command and control (C2) infrastructure. This dual capability not only protects the network from external threats but also prevents the internal exploitation of devices. Another significant aspect of AED is the Arbor Enterprise Manager, which provides a centralized and scalable console for managing multiple AED deployments. This single-pane-of-glass interface simplifies the monitoring and management of security events across the organization, allowing security teams to respond more effectively to incidents. By consolidating functionality and providing comprehensive visibility, Arbor Edge Defense enhances an organization’s ability to maintain a proactive security posture against the backdrop of an ever-evolving threat landscape.


  **Average Rating:** 4.9/5.0
  **Total Reviews:** 23

**User Satisfaction Scores:**

- **Ease of Setup:** 8.6/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [NETSCOUT](https://www.g2.com/sellers/netscout)
- **Company Website:** https://www.netscout.com
- **Year Founded:** 1984
- **HQ Location:** Westford, Mass.
- **Twitter:** @NETSCOUT (13,793 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/netscout/ (2,691 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Financial Services, Telecommunications
  - **Company Size:** 74% Enterprise, 22% Mid-Market


#### Pros & Cons

**Pros:**

- Analysis Efficiency (1 reviews)
- Helpful (1 reviews)
- Insightful Analysis (1 reviews)
- Insights Analysis (1 reviews)
- Performance (1 reviews)


  ### 9. [Link11](https://www.g2.com/products/link11/reviews)
  Link11 is a specialized European IT security provider headquartered in Germany, offering a comprehensive suite of cloud-native IT security services designed to help organizations prevent business disruptions and enhance their cyber resilience. With a global presence that spans Europe, North America, and Asia, Link11 focuses on safeguarding networks and critical applications against a wide array of evolving cyber threats. Targeted primarily at businesses that require robust security measures to protect their digital assets, Link11's services are particularly beneficial for sectors that are vulnerable to cyberattacks, including : - Finance - Healthcare - E-commerce. The company’s integrated security solutions cater to various use cases, from defending against Distributed Denial of Service (DDoS) attacks to ensuring the integrity of web applications and APIs. By addressing the specific needs of its clients, Link11 empowers organizations to maintain operational continuity and secure sensitive information. The key features of Link11's offerings include advanced Network Security, which utilizes machine learning to provide rapid DDoS protection. This capability enables: - Zero-time-to-mitigate defense against known attack vectors - Mitigation of new threats in under 10 seconds Additionally, the Web Application & API Protection (WAAP) platform combines essential security tools, including: - Web Application Firewall (WAF) - Web DDoS Protection - Bot Management - API Security This all-in-one solution is designed to defend against the OWASP Top 10 vulnerabilities and complex Layer 7 attacks, ensuring comprehensive protection for web applications. Moreover, Link11 enhances application performance through its Secure CDN and Secure DNS solutions, which leverage a global Anycast network to deliver maximum availability and speed. This focus on performance ensures that security measures do not compromise user experience, allowing businesses to operate efficiently while maintaining high levels of protection. Link11 is recognized as a BSI-qualified provider for DDoS protection of critical infrastructure (KRITIS) and adheres to stringent data security and compliance standards. The company holds certifications such as: - PCI-DSS - C5 - ISO 27001 The company’s high-performance, multi-terabit global network is continuously monitored by the Link11 Security Operations Center (SOC), providing immediate response capabilities and ongoing protection for a diverse range of industries worldwide. This commitment to security and operational excellence positions Link11 as a reliable partner for organizations seeking to enhance their cybersecurity posture.


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 38

**User Satisfaction Scores:**

- **Logging:** 9.4/10 (Category avg: 8.3/10)
- **IT Alerting:** 9.3/10 (Category avg: 8.5/10)
- **Website Protection:** 9.9/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.8/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Link11](https://www.g2.com/sellers/link11)
- **Company Website:** https://www.link11.com
- **HQ Location:** Frankfurt, DE
- **Twitter:** @Link11GmbH (1,033 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/link11/ (113 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 43% Mid-Market, 30% Small-Business


#### Pros & Cons

**Pros:**

- Customer Support (3 reviews)
- API Management (2 reviews)
- DDoS Protection (2 reviews)
- Ease of Use (2 reviews)
- Protection (2 reviews)

**Cons:**

- Complex Rule Management (1 reviews)
- Difficult Learning Curve (1 reviews)
- Learning Difficulty (1 reviews)

  ### 10. [Fastly Next-Gen WAF](https://www.g2.com/products/fastly-next-gen-waf/reviews)
  The Fastly Next-Gen WAF provides advanced protection for your applications, APIs, and microservices, wherever they live, from a single unified solution. Built on Fastly’s proprietary SmartParse detection, it is highly effective at identifying and defending against advanced attacks without the false positives or constant rule tuning typically associated with common WAFs. Increase protection while keeping your overhead and risk of disruption low with Fastly’s Next-Gen WAF.


  **Average Rating:** 4.2/5.0
  **Total Reviews:** 29

**User Satisfaction Scores:**

- **Logging:** 8.3/10 (Category avg: 8.3/10)
- **Website Protection:** 10.0/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.1/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Fastly](https://www.g2.com/sellers/fastly)
- **Year Founded:** 2011
- **HQ Location:** San Francisco, CA
- **Twitter:** @fastly (28,957 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/2602522/ (1,362 employees on LinkedIn®)
- **Ownership:** NYSE: FSLY

**Reviewer Demographics:**
  - **Top Industries:** Computer Software
  - **Company Size:** 50% Mid-Market, 37% Enterprise


#### Pros & Cons

**Pros:**

- Security (2 reviews)
- API Management (1 reviews)
- Cybersecurity (1 reviews)
- Ease of Use (1 reviews)
- Easy Integrations (1 reviews)

**Cons:**

- Expensive (1 reviews)
- Inflexible Pricing (1 reviews)

  ### 11. [Radware DefensePro](https://www.g2.com/products/radware-defensepro/reviews)
  DefensePro, part of Radware’s attack mitigation solution, provides automated DDoS protection from fast-moving, high-volume, encrypted or very short-duration threats. It defends against IoT-based, Burst, DNS and TLS/SSL attacks to secure organizations against emerging network multi-vector attacks, ransom DDoS campaigns, IoT botnets, phantom floods, and other types of cyberattacks.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 32

**User Satisfaction Scores:**

- **Logging:** 8.9/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.6/10 (Category avg: 8.5/10)
- **Website Protection:** 9.0/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Radware](https://www.g2.com/sellers/radware)
- **Year Founded:** 1997
- **HQ Location:** Tel Aviv, Tel Aviv
- **Twitter:** @radware (12,468 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/165642/ (1,555 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services, Computer & Network Security
  - **Company Size:** 43% Enterprise, 41% Mid-Market


  ### 12. [AWS Shield](https://www.g2.com/products/aws-shield/reviews)
  AWS Shield is a managed Distributed Denial of Service (DDoS) protection service that safeguards web applications running on AWS. AWS Shield provides always-on detection and automatic inline mitigations that minimize application downtime and latency.


  **Average Rating:** 4.0/5.0
  **Total Reviews:** 14

**User Satisfaction Scores:**

- **Ease of Setup:** 8.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Amazon Web Services (AWS)](https://www.g2.com/sellers/amazon-web-services-aws-3e93cc28-2e9b-4961-b258-c6ce0feec7dd)
- **Year Founded:** 2006
- **HQ Location:** Seattle, WA
- **Twitter:** @awscloud (2,220,862 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/amazon-web-services/ (156,424 employees on LinkedIn®)
- **Ownership:** NASDAQ: AMZN

**Reviewer Demographics:**
  - **Company Size:** 43% Small-Business, 29% Mid-Market


  ### 13. [Webroot DNS Protection](https://www.g2.com/products/webroot-webroot-dns-protection/reviews)
  What if you could stop up to 88% of known malware BEFORE it hit endpoints and networks? Well, you can. Webroot® DNS Protection works at the DNS layer to prevent malicious traffic and block malware before it infiltrates your networks, endpoints, and end users. Plus, it’s the first DNS filtering product on the market to combine privacy and security by handling DNS over HTTPS (DoH) requests. Here’s a real-world testimonial from a Webroot partner case study: “We blocked 135,470 risky DNS lookups in the first 30 days.” – Bobby Sowder, Director of Client Success, Greystone Technology With over 5000 endpoints under management, Greystone Technology has seen first-hand how a layered approach to cybersecurity makes their business and customers more resilient against cyber threats. \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ Powered by the proprietary Webroot® Platform, our proprietary threat intelligence architecture that is trusted by industry-leading network and security providers worldwide, DNS Protection is a lightweight, easy-to-implement domain filtering service designed to improve security with more granular control over internet access. Get the visibility and control you need to successfully stop cyberattacks at the DNS layer — before they hit your business or clients.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 68

**User Satisfaction Scores:**

- **Logging:** 8.6/10 (Category avg: 8.3/10)
- **IT Alerting:** 9.3/10 (Category avg: 8.5/10)
- **Ease of Setup:** 8.8/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Webroot](https://www.g2.com/sellers/webroot)
- **Year Founded:** 1997
- **HQ Location:** Broomfield, CO
- **Twitter:** @Webroot (60,297 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/7434/ (249 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services, Computer & Network Security
  - **Company Size:** 71% Small-Business, 23% Mid-Market


  ### 14. [Quantum DDoS Protector](https://www.g2.com/products/quantum-ddos-protector/reviews)
  Check Point DDoS Protector uses a hybrid of dedicated on-premises and cloud-based resources to defend against volumetric, application, reflective and resource-exhaustive DDoS attacks.


  **Average Rating:** 4.2/5.0
  **Total Reviews:** 23

**User Satisfaction Scores:**

- **Logging:** 8.5/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.7/10 (Category avg: 8.5/10)
- **Website Protection:** 8.3/10 (Category avg: 8.8/10)
- **Ease of Setup:** 7.7/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Check Point Software Technologies](https://www.g2.com/sellers/check-point-software-technologies)
- **Year Founded:** 1993
- **HQ Location:** Redwood City, CA
- **Twitter:** @CheckPointSW (70,927 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/check-point-software-technologies/ (8,356 employees on LinkedIn®)
- **Ownership:** NASDAQ:CHKP

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 56% Mid-Market, 44% Enterprise


  ### 15. [Kaspersky DDoS Protection](https://www.g2.com/products/kaspersky-ddos-protection/reviews)
  Kaspersky DDoS Protection delivers complete integrated DDoS attack mitigation to ensure the continuity of your critical online resources and infrastructure. From the continuous analysis of online traffic, through to alerting you of possible attacks, receiving your redirected traffic, cleaning it and returning your ‘clean’ traffic to you, Kaspersky DDoS Protection provides everything your organization needs to defend against – and mitigate the effects of – all forms of DDoS attack. Complete DDoS protection that ensures continuity of critical online resources.Kaspersky DDoS Protection fights attacks on two fronts: via DDoS intelligence and through Kaspersky Lab’s special defense infrastructure. Our Security Intelligence Teams use sophisticated methods to monitor the DDoS threat landscape and stay ahead of the criminals – so we can detect DDoS attacks even earlier. And we use a combination of on-site & off-site technologies to protect your business: • 24х7х365 Traffic analysis Unique sensor technology for real-time traffic inspection • Always-On and On-Demand work modes Permanent or on-demand traffic redirection to scrubbing centers • Highly scalable EU based cleaning centers Highly scalable and failover cleaning centers in Amsterdam and Frankfurt • Emergency Response Team 24/7 The dedicated emergency response team of Kaspersky Lab experts is available 24/7 to monitor anomalies, mitigate attacks and support clients


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 28

**User Satisfaction Scores:**

- **Logging:** 8.1/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.6/10 (Category avg: 8.5/10)
- **Website Protection:** 8.1/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.8/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Kaspersky](https://www.g2.com/sellers/kaspersky-bce2dc7f-2586-4e87-96da-114de2c40584)
- **Year Founded:** 1997
- **HQ Location:** Moscow
- **Twitter:** @kasperskylabind (1,293 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/kaspersky/ (4,494 employees on LinkedIn®)
- **Phone:** 1-866-328-5700

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 50% Small-Business, 38% Mid-Market


  ### 16. [Azure DDoS Protection](https://www.g2.com/products/azure-ddos-protection/reviews)
  Azure DDoS Protection service is integrated with Virtual Networks and provides protection for Azure applications from the impacts of DDoS attacks. It enables additional application specific tuning, alerting and telemetry features beyond the basic DDoS Protection which is included automatically in the Azure platform.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 11

**User Satisfaction Scores:**

- **Logging:** 8.3/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.3/10 (Category avg: 8.5/10)
- **Website Protection:** 10.0/10 (Category avg: 8.8/10)
- **Ease of Setup:** 7.5/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Microsoft](https://www.g2.com/sellers/microsoft)
- **Year Founded:** 1975
- **HQ Location:** Redmond, Washington
- **Twitter:** @microsoft (13,090,464 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/microsoft/ (227,697 employees on LinkedIn®)
- **Ownership:** MSFT

**Reviewer Demographics:**
  - **Company Size:** 45% Enterprise, 36% Small-Business


  ### 17. [Arbor Sightline](https://www.g2.com/products/arbor-sightline/reviews)
  NETSCOUT Arbor Sightline is a high-performance network visibility and DDoS detection platform engineered for the demands of large-scale service provider environments. It provides deep, real-time insight into IP traffic by ingesting and analyzing flow data such as NetFlow, sFlow, and IPFIX. For cybersecurity teams, this means having a continuous, comprehensive view of network behavior that enables rapid detection of anomalies, volumetric attacks, and stealthy threats that could otherwise evade traditional perimeter defenses. Designed with scalability and precision in mind, Arbor Sightline empowers practitioners to identify and respond to DDoS attacks with speed and accuracy. It correlates live traffic telemetry with global threat intelligence, allowing teams to pinpoint malicious activity and understand its context within the broader threat landscape. This intelligence-driven approach supports proactive defense strategies, enabling mitigation before service degradation or customer impact occurs. Arbor Sightline also integrates seamlessly with Arbor Threat Mitigation System (TMS) and other mitigation tools, automating response workflows and reducing the operational burden on security teams. Its centralized analytics and customizable dashboards streamline incident investigation and network forensics, helping practitioners reduce mean time to detect (MTTD) and mean time to respond (MTTR). For service providers managing complex, distributed infrastructures, Arbor Sightline is not just a visibility tool—it’s a critical component of a resilient, adaptive security architecture.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 26

**User Satisfaction Scores:**

- **Website Protection:** 5.0/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.1/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [NETSCOUT](https://www.g2.com/sellers/netscout)
- **Company Website:** https://www.netscout.com
- **Year Founded:** 1984
- **HQ Location:** Westford, Mass.
- **Twitter:** @NETSCOUT (13,793 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/netscout/ (2,691 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Telecommunications
  - **Company Size:** 67% Enterprise, 19% Mid-Market


#### Pros & Cons

**Pros:**

- Cybersecurity (5 reviews)
- Efficiency (4 reviews)
- Visibility (4 reviews)
- Alert Notifications (3 reviews)
- Automation (3 reviews)

**Cons:**

- Limited Functionality (4 reviews)
- Complexity (3 reviews)
- Poor Documentation (3 reviews)
- High Licensing Costs (2 reviews)
- High Resource Usage (2 reviews)

  ### 18. [Imperva DDoS Protection](https://www.g2.com/products/imperva-ddos-protection/reviews)
  Distributed Denial of Service (DDoS) attacks pose a significant threat to businesses, causing downtime, disrupting services, and damaging reputation. Imperva DDoS Protection provides a robust, cloud-based solution to safeguard your websites, networks, and applications from these malicious attacks, ensuring business continuity even in the face of large-scale, complex threats. Imperva DDoS Protection offers always-on defense, capable of mitigating attacks within three seconds of detection. Whether facing massive volumetric attacks or sophisticated application-layer threats, Imperva’s solution can handle even the most demanding attack scenarios, including those that exceed hundreds of gigabits per second. This is achieved through a global network of high-capacity scrubbing centers, which efficiently filter out malicious traffic while ensuring that legitimate traffic reaches applications with minimal latency. The solution offers full protection across all network layers, defending against layer 3 and 4 volumetric attacks and layer 7 application-layer attacks that target specific vulnerabilities. By identifying and blocking malicious activity at the network edge, Imperva prevents attacks from overwhelming infrastructure, enabling seamless operations with no impact on user experience. Imperva’s DDoS Protection is fully automated, requiring no manual intervention to initiate defense protocols. This ensures that mitigation happens in real-time, eliminating the need for IT teams to respond reactively and allowing them to focus on other critical tasks. The solution also integrates easily into both on-premises and cloud environments, providing flexibility and scalability for organizations of any size. With Imperva DDoS Protection, businesses can confidently defend against even the most sophisticated DDoS attacks while maintaining high performance and availability. The solution’s advanced capabilities ensure that critical assets remain accessible, protecting revenue, reputation, and customer trust.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 12

**User Satisfaction Scores:**

- **Logging:** 8.5/10 (Category avg: 8.3/10)
- **IT Alerting:** 9.0/10 (Category avg: 8.5/10)
- **Website Protection:** 9.6/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Thales Group](https://www.g2.com/sellers/thales-group)
- **HQ Location:** Austin, Texas
- **Twitter:** @ThalesCloudSec (6,933 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/22579/ (1,369 employees on LinkedIn®)
- **Ownership:** EPA:HO
- **Total Revenue (USD mm):** $15,854

**Reviewer Demographics:**
  - **Company Size:** 67% Mid-Market, 25% Enterprise


  ### 19. [F5 NGINX](https://www.g2.com/products/f5-nginx/reviews)
  NGINX, Inc. is the company behind NGINX, the popular open source project trusted by more than 400 million sites. We offer a suite of technologies for developing and delivering modern applications. The NGINX Application Platform enables enterprises undergoing digital transformation to modernize legacy, monolithic applications as well as deliver new, microservices‑based applications. Companies like Netflix, Starbucks, and McDonalds rely on NGINX to reduce costs, improve resiliency, and speed innovation. NGINX investors include Blue Cloud Ventures, e.ventures, Goldman Sachs, Index Ventures, MSD Capital, NEA, Runa Capital, and Telstra Ventures. NGINX, Inc. is headquartered in San Francisco, CA, with an EMEA head office in Cork, Ireland and APAC head office in Singapore. Learn more at https://www.nginx.com/


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 106

**User Satisfaction Scores:**

- **Logging:** 9.1/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.5/10 (Category avg: 8.5/10)
- **Website Protection:** 9.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [F5](https://www.g2.com/sellers/f5-f6451ada-8c47-43f5-b017-58663a045bc5)
- **HQ Location:** Seattle, Washington
- **Twitter:** @F5Networks (1,386 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/4841/ (6,133 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 42% Small-Business, 40% Mid-Market


#### Pros & Cons

**Pros:**

- Configuration Ease (1 reviews)


  ### 20. [DDoS-GUARD](https://www.g2.com/products/ddos-guard/reviews)
  Comprehensive DDoS-protection service for websites and networks. CDN included (no extra fees). Geodistributed DDoS mitigation network with nodes in the United States, Hong Kong, Russia, Kazakhstan, and the Netherlands. Anti-DDoS protection on layers L3, L4 and L7.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 10

**User Satisfaction Scores:**

- **Logging:** 8.3/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.3/10 (Category avg: 8.5/10)
- **Website Protection:** 9.6/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.2/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [DDoS-GUARD](https://www.g2.com/sellers/ddos-guard)
- **Year Founded:** 2011
- **HQ Location:** Rostov-na-Donu, Rostov region
- **Twitter:** @DDoSGUARD (2,250 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/ddos-guard (69 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 60% Mid-Market, 60% Small-Business


  ### 21. [StackPath DDoS Protection](https://www.g2.com/products/stackpath-ddos-protection/reviews)
  StackPath complete DDoS Protection will mitigate any attempt to overwhelm your applications with large-volume traffic, causing them to become overloaded and unavailable for legitimate users.


  **Average Rating:** 4.2/5.0
  **Total Reviews:** 10

**User Satisfaction Scores:**

- **Logging:** 8.3/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.9/10 (Category avg: 8.5/10)
- **Website Protection:** 10.0/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [StackPath](https://www.g2.com/sellers/stackpath)
- **Year Founded:** 2009
- **HQ Location:** Los Angeles, CA
- **Twitter:** @StackPath (2,324 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/402904/ (4 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 55% Enterprise, 27% Mid-Market


  ### 22. [Qrator](https://www.g2.com/products/qrator/reviews)
  Qrator Labs is an acknowledged expert in Continuous Network Availability offering various Network security solutions to ensure safe Internet and continuous DDoS mitigation for businesses worldwide. Qrator Labs unique anycast architecture provides a reliable geo-distributed, low latency web app protection platform across the globe (North and South America, Europe, Middle East and Asia) with filtering bandwidth capacity more than 4 Tbps and 15 points of presence worldwide. Traffic filtering is the core specialisation of the company. Due to ongoing R&D and improvement of filtering algorithms, Qrator Labs is ready to detect and mitigate radically new types of attacks and network anomalies. A full range of Qrator Labs solutions to ensure online availability includes DDoS Protection, Web Application Firewall, CDN (content delivery network), reliable DNS, Bot Protection and Qrator.Radar - a unique global real-time BGP monitoring system. Qrator.Radar is a unique monitoring system making it possible to detect network anomalies that can significantly affect availability and quality of services at the global BGP routing level. The world’s biggest real-time routing data collector contains more than 800 BGP sessions with the world’s largest and most distributed peers. Qrator Labs provides DDoS mitigation services for small and large businesses in a variety of industries including financial institutions, e-commerce, media, education, tourism, and gaming.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 13

**User Satisfaction Scores:**

- **Logging:** 8.3/10 (Category avg: 8.3/10)
- **IT Alerting:** 9.0/10 (Category avg: 8.5/10)
- **Website Protection:** 9.8/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.2/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Qrator Labs](https://www.g2.com/sellers/qrator-labs)
- **Year Founded:** 2009
- **HQ Location:** Praha, Praha
- **Twitter:** @Qrator_Labs (522 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/qrator-labs (37 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 38% Mid-Market, 38% Small-Business


  ### 23. [Active Bot Protection](https://www.g2.com/products/active-bot-protection/reviews)
  Active Bot Protection​ is a user-friendly bot mitigation solution for multi-dimensional traffic analysis that can detect anomalies indicative of malicious activity, as well as prevent and mitigate DDoS attacks in real time without compromising user experience.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 12

**User Satisfaction Scores:**

- **Logging:** 7.9/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.3/10 (Category avg: 8.5/10)
- **Website Protection:** 9.8/10 (Category avg: 8.8/10)
- **Ease of Setup:** 9.0/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [Variti](https://www.g2.com/sellers/variti)
- **Year Founded:** 2016
- **HQ Location:** Reading, Berkshire
- **LinkedIn® Page:** https://www.linkedin.com/company/11219593/ (10 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 42% Enterprise, 33% Small-Business


  ### 24. [Akamai Prolexic Routed](https://www.g2.com/products/akamai-prolexic-routed/reviews)
  Managed DDoS protection service for the entire data center


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 11

**User Satisfaction Scores:**

- **Logging:** 5.0/10 (Category avg: 8.3/10)
- **IT Alerting:** 5.0/10 (Category avg: 8.5/10)
- **Website Protection:** 8.3/10 (Category avg: 8.8/10)


**Seller Details:**

- **Seller:** [Akamai Technologies](https://www.g2.com/sellers/akamai-technologies)
- **Year Founded:** 1998
- **HQ Location:** Cambridge, MA
- **Twitter:** @Akamai (115,318 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3925/ (10,444 employees on LinkedIn®)
- **Ownership:** NASDAQ:AKAM

**Reviewer Demographics:**
  - **Company Size:** 36% Mid-Market, 36% Small-Business


  ### 25. [BlockDoS](https://www.g2.com/products/blockdos/reviews)
  BlockDoS provides a global DDoS mitigation service that protects internet operations from the debilitating service disruptions caused by DDoS attacks.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 10

**User Satisfaction Scores:**

- **Logging:** 7.5/10 (Category avg: 8.3/10)
- **IT Alerting:** 8.8/10 (Category avg: 8.5/10)
- **Website Protection:** 9.2/10 (Category avg: 8.8/10)
- **Ease of Setup:** 8.3/10 (Category avg: 8.5/10)


**Seller Details:**

- **Seller:** [BlockDoS](https://www.g2.com/sellers/blockdos)
- **Year Founded:** 2005
- **HQ Location:** Mississauga, ON
- **Twitter:** @Blockdos1 (46 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/blockdos/ (3 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 67% Mid-Market, 25% Enterprise




## Parent Category

[Web Security Software](https://www.g2.com/categories/web-security)



## Related Categories

- [Load Balancing Software](https://www.g2.com/categories/load-balancing)
- [Web Application Firewalls (WAF)](https://www.g2.com/categories/web-application-firewall-waf)
- [Bot Detection and Mitigation Software](https://www.g2.com/categories/bot-detection-and-mitigation)



---

## Buyer Guide

### What You Should Know About DDoS Protection Software

### What is a DDoS attack?

A [distributed denial of service (DDoS) attack](https://www.g2.com/articles/ddos-attack) is a cyberattack where multiple compromised computers or devices flood a target server, network, or website with an overwhelming volume of traffic. The aim is to disrupt the normal functioning of the target, making it slow, unresponsive, or entirely inaccessible to legitimate users.

In a DDoS attack, hackers often use a network of infected devices, known as a [botnet](https://www.g2.com/glossary/botnet-definition), to generate massive amounts of traffic, such as connection requests, data packets, or queries, to overwhelm the target. The goal is typically to cause downtime, damage reputation, or financial loss for the targeted organization.

DDoS protection solutions help prevent and mitigate DDoS attacks before and as they happen, ensuring no service interruptions. 

### How do DDoS protection and mitigation solutions work?

[DDoS](https://www.g2.com/glossary/ddos-definition) protection and mitigation solutions work by identifying and filtering out malicious traffic before it overwhelms the target server, network, or application. 

These solutions continuously monitor incoming traffic, comparing it against normal patterns and historical baselines. When abnormal spikes are detected, they activate automated measures like rate limiting, traffic filtering, and rerouting to maintain service availability. They often use [machine learning (ML)  algorithms](https://www.g2.com/articles/what-is-machine-learning) to improve detection accuracy, quickly distinguishing between legitimate traffic and potential threats.

These measures are orchestrated to ensure consistent availability of online services, even in the face of volumetric, application-layer, or protocol-based DDoS attacks.

Because of the scale and sophistication of modern DDoS attacks, many organizations use a comprehensive DDoS service that includes appliance-based and cloud-based components. These services are often backed by a 24/7 response team that helps mitigate an attack as it happens.

### What are the common DDoS protection techniques?

The following are the common techniques employed by DDoS protection solutions to [prevent and mitigate DDoS attacks](https://learn.g2.com/how-to-stop-a-ddos-attack):

- **Traffic analysis and** [anomaly detection](https://www.g2.com/glossary/anomaly-detection-definition): DDoS software analyzes incoming traffic in real time, identifying unusual patterns that indicate potential DDoS attacks. 
- **Rate limiting** : This technique limits the number of requests sent to a server within a given timeframe, preventing overwhelming traffic volumes.
- **Traffic scrubbing centers** : Suspicious traffic is redirected to scrubbing centers, where it is filtered and cleaned before being forwarded to the intended destination.
- **Geo-blocking** : This method Blocks or restricts traffic from specific geographic locations known for launching frequent DDoS attacks.
- **Blackholing** : Blackholing redirects all incoming traffic, both legitimate and malicious, to a “black hole” during severe attacks to prevent damage.
- [Load balancing](https://www.g2.com/articles/load-balancer): This DDoS defense method distributes incoming traffic across multiple servers within the network, preventing any single server from being overwhelmed.
- **Clean pipe method:** This technique routes all incoming traffic through a decontamination pipeline that identifies and separates malicious traffic from legitimate traffic. It blocks malicious requests while allowing legitimate users to access the website or service.
- **Content delivery network (CDN)**: [CDNs](https://www.g2.com/glossary/content-delivery-network-definition) use distributed networks of servers to deliver content from locations closest to users. Their large bandwidth and global presence make them effective at absorbing DDoS attacks at the network (L3) and transport (L4) layers, diverting traffic away from the origin server.
- **TCP/UDP proxy protection:** TCP/UDP proxy protection functions similarly to CDNs but is designed for services using [transmission control protocol (TCP) or user datagram protocol (UDP](https://www.g2.com/glossary/internet-protocol-definition#versus)), such as email and gaming platforms. It intercepts and filters malicious TCP/UDP traffic, protecting protocol-specific services from disruption.

### Features to look for in a DDoS mitigation software

For IT managers and security teams, selecting the right DDoS mitigation software is critical to maintaining network performance and protecting digital assets. Below are the essential features to consider:

- **Real-time traffic monitoring and filtering:** The software should continuously [analyze traffic patterns](https://www.g2.com/articles/network-traffic-analysis) to identify anomalies. It should effectively distinguish between legitimate users and malicious requests, ensuring uninterrupted service.
- **Automatic and adaptive mitigation:** Effective DDoS solutions should instantly deploy predefined responses during an attack. AI-driven adaptive mitigation adjusts defenses in real-time as attack patterns evolve, providing round-the-clock protection without manual intervention.
- **Incident reporting and analysis:** Detailed reporting provides insights into attack types, system responses, and mitigation effectiveness. This helps refine defense strategies and meet compliance requirements.
- **Application layer protection:** Attackers often mimic legitimate user behavior at Layer 7 of the Open Systems Interconnection (OSI) model. The software should accurately differentiate these threats from genuine traffic, ensuring seamless application performance.
- **SIEM integration** : Integration with [Security Information and Event Management (SIEM) systems](https://www.g2.com/categories/security-information-and-event-management-siem) offers a holistic view of security. Correlating logs and alerts from various sources enables faster, more informed responses to potential threats.
- [SSL](https://www.g2.com/glossary/ssl-definition) **/** [TLS](https://www.g2.com/glossary/transport-layer-security-definition) **decryption and inspection** : Attackers often use encrypted traffic to evade detection. SSL/TLS inspection decrypts incoming traffic, checks for malicious content, and re-encrypts it before sending it to the target. This capability ensures that encrypted DDoS attacks are identified and blocked, providing more accurate protection.
- **Global threat intelligence:** Proactive defense is enhanced by leveraging real-time [threat intelligence](https://www.g2.com/articles/threat-intelligence). This feature keeps the software updated on new attack vectors and known malicious IPs, helping adapt to emerging threats.
- **Scalability and cloud compatibility:** Look for solutions that can dynamically scale to handle high-volume attacks on demand, ensuring consistent protection across both on-premises and cloud environments.

### Benefits of DDoS protection solutions

DDoS security solutions protect financial assets, maintain brand reputation, enable attack reporting for future analysis, and ensure compliance with regulatory standards. Here are more benefits of the software. 

- **Guaranteed uptime and availability:** DDoS protection services ensure that your network, website, or online service remains accessible to legitimate users at all times, even during an attack. This builds and maintains business operations and customer trust.
- **Early threat detection:** Many modern DDoS protection service providers use ML and behavior analytics to adapt to new traffic patterns and evolving threats. Businesses can now detect previously unknown attack vectors, providing protection against[zero-day attacks](https://learn.g2.com/zero-day-attack-prevention). 
- **Prevent data breaches:** While DDoS attacks typically aim to overwhelm a service with traffic, they can also serve as a smokescreen for other malicious activities, such as [data breaches](https://www.g2.com/articles/data-breach). DDoS protection services can prevent secondary attacks.
- **Reduced operational costs:** By preventing costly downtime, reducing manual intervention, and maintaining service availability, DDoS protection solutions help minimize the financial impact of attacks, translating to significant cost savings over time.
- **Regulatory compliance:** Various industries are subject to regulations that mandate a certain level of cybersecurity measures, which can include DDoS protection. Complying with these regulations prevents legal consequences and fines.
- **Better network performance:** By managing the flow of traffic and filtering out malicious packets, DDoS protection tools reduce overall network latency and improve users' performance. They also create conditions for continuous network traffic monitoring.
- **Logging and reporting:** The best DDoS protection solutions usually come with comprehensive logging and reporting tools, which you need for analysis of attack patterns, [network forensics](https://www.g2.com/articles/network-forensics), post-mortem reviews, and proactive security planning.

### Types of DDoS protection solutions

DDoS protection solutions vary based on deployment—on-premises, cloud, or hybrid—each tailored to different infrastructure needs. Choosing the right type ensures effective detection, mitigation, and management of DDoS attacks.

1. **On-premises DDoS protection** : These solutions involve hardware devices or appliances installed within the organization’s network infrastructure. They provide local traffic monitoring and attack mitigation but may struggle with large-scale attacks that exceed local bandwidth capacity.
2. **Cloud-based DDoS protection** : Cloud providers manage traffic routing and scrubbing at the cloud level, allowing scalable protection against large-scale attacks. This approach is ideal for organizations with cloud infrastructure or those seeking to protect multiple locations. 
3. **Hybrid DDoS protection** : Combines on-premises and cloud-based solutions, providing comprehensive protection by handling smaller attacks locally and redirecting larger attacks to the cloud for mitigation. This dual-layer approach offers a more reliable defense against complex, multi-vector attacks.

### Who uses DDoS protection services?

A broad range of entities use DDoS protection software. Here's a breakdown of some of the most common users.

- **Online businesses:** E-commerce platforms,[SaaS](https://www.g2.com/articles/what-is-saas) providers, and other online businesses count on their internet presence for revenue.
- **Government agencies:** To protect critical infrastructure and ensure the continuity of public services, government agencies need to defend against DDoS attacks, which may target national security, public safety, and other essential government functions.
- **Gaming industry:** Esports are frequent targets of DDoS attacks.
- **Financial institutions** : Banks, investment firms, and insurance companies use DDoS protection to secure transactions, protect sensitive customer data, and comply with industry regulations.
- **Healthcare providers:** Healthcare portals, hospitals, and clinics that handle sensitive patient information need safeguards to protect patient data.
- **Educational institutions:** Schools, colleges, and universities use DDoS protection to maintain access to educational platforms, safeguard research data, and secure online learning environments.
- **Media and entertainment:** Streaming services, news channels, and content delivery networks rely on DDoS protection services for uninterrupted service and content delivery to end-users.
- **IT security teams:** Tech companies and their IT teams, especially those providing cloud and web services, use DDoS defense services to keep the uptime and reliability of their services consistent.
- [Internet service providers (ISPs)](https://www.g2.com/categories/internet-service-providers-isps) **:** To maintain network stability and service quality, ISPs implement DDoS protections to lessen the blow of attacks before it spreads to subscribers.

### Cost of DDoS solutions

DDoS service providers typically offer tiered plans, ranging from **free or low-cost options for small websites to enterprise DDoS defense solutions costing thousands per month** based on several factors.

Key factors influencing DDoS solution pricing include:

- **Traffic volume** : Pricing may depend on the volume of clean traffic handled, measured in Mbps or Gbps or the number of DNS requests.
- **Protection capacity** : Costs rise with the maximum attack size that can be mitigated, Gbps or Mpps.
- **Deployment type** : On-premises solutions require higher upfront hardware costs, while cloud-based services use subscription models.
- **Additional services** : Managed services, dedicated support, extra security features and customizations add to the cost.
- **Licensing** : The number of protected domains, IPs, or applications affects license-based pricing.
- **Contract length** : Longer-term contracts often offer discounts compared to monthly or pay-as-you-go plans.

For accurate pricing, request quotes tailored to your needs from multiple providers.

### Software and services related to DDoS protection software

- [Content delivery network (CDN) software](https://www.g2.com/categories/content-delivery-network-cdn): A CDN is a geographically distributed network of proxy servers and their[data centers](https://www.g2.com/glossary/data-center-definition). The goal is to provide high availability and performance by distributing the service to end-users. CDN software facilitates the quick transfer of assets needed for loading internet content, including HTML pages, Javascript files, stylesheets, images, and videos.
- [Bot detection and mitigation software](https://www.g2.com/categories/bot-detection-and-mitigation): Bot detection and mitigation software is designed to protect websites, applications, and APIs from malicious automated traffic, commonly referred to as bots. These bots range from relatively benign use cases, like web scraping, to harmful activities such as brute force attacks, credential stuffing, and DDoS assaults. Bot management solutions differentiate between human and bot traffic, allow harmless or good bots to continue operating, and block malevolent ones.

### Challenges with DDoS protection and mitigation services

There are several challenges associated with increasingly savvy DDoS attacks. The general challenges with DDoS protection services are detailed here. 

- **Large-scale attacks may hurt the software:** DDoS attacks come in different sizes. Whether you’re dealing with massive volumetric attacks that flood networks or low-volume attacks, your DDoS software must be able to handle the attack without burdening your organization. Large-scale attacks can damage the software if it isn’t equipped to handle the scale.
- **False positives** : DDoS protection systems occasionally generate false positivesor false negatives. Keeping this in mind and fine-tuning detection algorithms by regularly updating the software are necessary to minimize these errors.
- **Evolving vector attacks** : Hackers may launch multi-vector attacks – combining different types of DDoS attacks simultaneously – to overwhelm defenses. DDoS protection services need to be equipped with multi-layered defense mechanisms that counter vector attacks. Protection services must stay abreast of emerging attack vectors and employ adaptive mitigation strategies.
- **Attack sophistication and automation:** Attackers often utilize advanced automation tools and botnets to orchestrate DDoS attacks, making them challenging to detect. Protection services must employ intelligent detection mechanisms, including behavioral analysis, to differentiate between legitimate traffic and automated attack patterns.

### Which companies should buy DDoS protection services?

Nearly any company with an online presence could benefit from anti-DDoS software, especially as attacks continue to grow in frequency and sophistication. Some companies, like those listed here, may find it particularly critical to invest in these services. 

- **Online retailers:** These companies rely on website availability for sales and customer interactions. Downtime directly affects revenue and customer trust.
- **Cloud service providers:** SaaS,[PaaS](https://www.g2.com/glossary/platform-as-a-service-definition), IaaS, or any cloud-based service company must ensure constant availability and performance for their users, especially if they support vital business operations.
- **Online news and media websites:** Streaming services, online gaming, and digital media companies require constant uptime to bring content to users and maintain their competitive gains.
- **Government agencies:** To provide public services and information, as well as to protect sensitive data, government websites need to be resilient against DDoS attacks. Government organizations that distribute public services need to secure their online portals, communication platforms, and essential services.
- **Educational institutions:** With the rise of online learning, educational institutions, and e-learning providers need to ensure their platforms are always accessible to students and educators. 

### How to choose the best DDoS protection solutions

Choosing the best DDoS protection service ensures your online services' uninterrupted availability and security. 

#### Assess your attack risk and scope 

Understand your industry, website traffic, and potential vulnerabilities to determine the scale and type of DDoS attacks you might face. Certain industries, like e-commerce, finance, and gaming, are more prone to frequent and complex attacks, which may require advanced, multi-layered defenses.

Define your requirements based on the criticality of online services, traffic volume, and compliance regulations. Look for a solution that can scale with your business, offering global coverage to protect against region-specific threats.

#### Evaluate DDoS Protection Capabilities

Create a shortlist of solutions of the best DDoS protection tools that match your criteria. Consider potential attack size (measured in Gbps/Mpps), the types of DDoS attacks you aim to manage, and deployment options—whether on-premises, cloud, or hybrid—based on your infrastructure.

In evaluating vendors, consider:

- **Capacity and deployment** : Select solutions that handle your required attack size, offering on-premises control or cloud-based scalability.
- **Key features and mitigation stages** : Opt for solutions with real-time monitoring, adaptive mitigation, and comprehensive traffic filtering. 
- **Network capacity, processing, and latency** : Look for multi-terabit capacity and high forwarding rates. Choose vendors with Points of Presence (PoPs) near your data centers to minimize latency.
- **Integration with security infrastructure** : Ensure compatibility with SIEM, firewalls, and other security tools for comprehensive threat management.
- **Reporting, analytics, and support** : Prioritize solutions that offer detailed reporting, quick response times, and 24/7 support through a Security Operations Center (SOC).
- **Pricing, SLA, and value** : Review pricing models—whether pay-as-you-go, volume-based, or flat fee—and ensure the [service level agreements (SLA)](https://learn.g2.com/service-level-agreement) cover attack types, response times, and uptime guarantees (aim for 99.999% uptime for critical services).

#### Review vendor vision, roadmap, viability, and support

Once you have a shortlist, research the reputation and track record of potential DDoS protection vendors. Consider customer reviews, industry recognition, and the vendor’s history in cybersecurity. Evaluate the vendor's commitment to innovation, regular updates, and ability to handle new [cyber threats](https://www.g2.com/articles/cyber-threats).

Ask critical questions like:

- How long has the vendor been providing DDoS protection?
- What types of attacks have they mitigated?
- What is their response or mitigation time?
- What level of bandwidth and attack size can they handle?
- Are there additional fees for higher attack volumes?

#### Test and validate the solution

Utilize trial periods to evaluate the DDoS solution’s performance in your environment. Seek feedback from peers and industry experts to gauge how well it aligns with your business’s needs, both current and future.

By aligning these factors with your organization’s requirements, you can choose the best DDoS protection solution tailored to your business size and needs.

### How to implement DDoS protection solutions

Follow these steps to implement DDoS protection solutions. 

#### Map vulnerable assets 

A company is susceptible to cyber attacks if it doesn’t protect its vulnerable assets with the help of DDoS mitigation software. Begin by listing all external-facing assets, both virtual and physical. These may include servers, IP addresses, applications, data centers, and domains and subdomains. Knowing which assets to protect and which ones are most vulnerable helps you create a plan to safeguard what’s important.

#### Assess risk involved  

After identifying the list of vulnerable assets, evaluate the risk involved with each of them. Examine the vulnerabilities individually since the damage depends on the severity and type of attack. An attack on an e-commerce site is different from an attack on a financial company. Prioritize the assets and implement protection accordingly.  

The potential damages from a DDoS attack are direct loss of revenue, productivity, and customers, SLA obligations, and hits to brand and reputation. Customers may choose to stop working with a company after learning about a cyberattack. 

#### Allocate responsibility

It’s important to assign appropriate responsibility for establishing a DDoS mitigation. Knowing who needs to take up the responsibility depends on which assets the company is trying to protect. For example, a business manager would be responsible if the organization wants to protect revenue, the application owner would be responsible in case of protecting application availability, and so forth. 

#### Set up detection methods  

The next step in the implementation process is setting up detection techniques that send out alerts when there’s any sign of an attack or vulnerability. Detection methods can be deployed at different stages – either application level or network level. They can help send required alerts. 

#### Deploy DDoS protection solutions

The final step in the implementation process is to deploy the DDoS defense services. After assessing the vulnerable assets and risk involved, assigning responsibilities, and setting up detection methods, you understand your organization’s requirements and have the means to set up the best DDoS protection solution. 

### DDoS protection and mitigation software trends

#### Cloud-first defense

Adopting a cloud-first approach is cost-effective and requires little maintenance investment. It offers scalability and suits businesses of any size due to its ability to absorb mass volumetric DDoS attacks, distributing the load across a global network.

With DDoS attacks growing rapidly, there’s an increased demand for cloud-based solutions where companies can take advantage of cloud flexibility while scaling as needed. 

#### Machine learning

ML is becoming increasingly central to DDoS protection strategies. By using ML algorithms, DDoS protection software continuously analyzes traffic patterns to develop a dynamic understanding of what constitutes normal or harmful traffic. It can then identify anomalies that may indicate a DDoS attack quickly and effectively. 

This type of automated intelligence can also predict and prepare for never-before-seen attack vectors, improving the adaptiveness of protective measures.

#### Real-time threat intelligence sharing

[Threat intelligence sharing platforms](https://www.g2.com/categories/threat-intelligence) collect and disseminate information about current and historical cyber threats from around the world. With real-time integration, DDoS protection software can access up-to-the-minute information on the latest attack signatures and tactics. This allows the protection systems to be updated immediately with new rules and definitions for rapid, accurate threat detection and response. Collective intelligence from various sources creates a global defense network against emerging DDoS attacks.

**Researched and written by** [Lauren Worth](https://research.g2.com/insights/author/lauren-worth)