Top 11 Web Application Firewalls (WAF) SaaS Companies in May 2026

New York, New York, United States

DataDome is a SaaS bot protection solution for e-commerce and classifieds businesses.

London, England, United Kingdom

CDN77 content delivery network helps the world’s most demanded and widely accessed websites and apps deliver the best possible online experience to more than a billion users monthly. Our clients include live and on-demand video platforms such as Udemy and Sport1, security companies such as ESET, or high-profile space agencies, including Hubble Space Telescope and the European Space Agency. We receive more than 9,000,000 HTTP requests every second, register traffic peaks over 60 Tbps every day, and successfully mitigate around 30,000 DDoS attacks every month. Our 200 Tbps (and growing) network, spread across six continents, is designed to handle high-volume traffic and unexpected peaks of all sizes. With over a hundred team members determined to go to the edge and beyond to guarantee our clients the best performance, reliability, and exceptional support, we are bringing the client focus to the CDN market.

Istanbul, Turkey

Medianova provides global CDN and Cloud security solutions. The Gartner-mentioned company has deep experience in Dynamic Site Caching, Static Content Delivery, Image Optimization, API Caching, Streaming, Hybrid CDN, Cloud Object Storage, Web Application Firewall, and DDoS Protection. With its footprint of 50+ PoPs in 21 countries and a 100% SSD-powered Anycast network, Medianova is one of the fastest, most robust and reliable HTTPS secure CDNs in Europe and the Middle East, as validated by CDNPerf. Our core technology is based on caching the content as close as possible to the end-user, self-service real-time platforms, and optimizing the content with GPU powered technologies. Medianova is one of the leading companies mentioned in Gartner’s 2018, 2019 and 2020 Global Market Guide for CDN services, confirming its mission to create a faster digital world with its agile platforms and services We use new technologies like the patent-pending Dockerized CDN Platform, HTTP/2, TLS1.3, BBR, Brotli, and image optimization for faster content delivery and better digital experiences. With 50+ data center footprints in 20+ countries around the world, Medianova optimizes 50M+ images, handles 15B+ requests, and does many live event streamings on a daily basis.

Toronto, Ontario, Canada

Feroot Security platform protects the client-side javascript code of web applications against client-side attacks and compliance violations.

Porto, Portugal

Developer of a web application security suite intended to provide instructions on how to fix the vulnerabilities. The company's suite provides continuous scanning of the web applications and manages the lifecycle of the vulnerabilities found in a sleek and intuitive API, enabling developers to test the security of its applications in a cost-effective manner.

Ho Chi Minh City, Vietnam

Web Application & API Protection (WAAP) using Artificial Intelligence (AI) to actively detect and deter cyber attacks on your business.

Seoul, Seoul, South Korea

We provide comprehensive website protection featuring a fully managed WAF, DDoS protection, and SSL. Deployed on on-premise, cloud or hybrid infrastructure, Cloudbric's suite of web security services protects clients both big and small. Our WAF is perfect for those who lack extensive IT security knowledge or a team of security specialists. Get in touch: www.cloudbric.com/partners

Swindon, Wiltshire, United Kingdom

World’s most popular brands including Aza Fashions, Kalki, Housing.com, Plantronics, Shoppers Stop, Tata Croma, Bajaj Allianz, Tata Capital, Isha Foundation, Cool Jams, Baby Destination, and many more, rely on the N7 - The Nitrogen platform for their website’s performance, security, and scalability needs. Nitrogen is a new-age Digital experience and Streaming platform that leverages the power of AI to improve website Speeds by 30-to-70% and boost the site’s SEO rank by ~30%, without any code changes/tech integrations. N7 Digital Experience Accelerator - It accelerates performance by using predictive caching, 3rd party Java Script Manager, and instantaneous rendering of catalog & and product pages. N7 Adaptive Image Optimization - N7 uses the power of AI/ML to make dynamic image optimizations and transformations in real time, empowering developers and marketers to enhance web-based visual experiences. N7 Global CDN Network - With its ultra-fast network and edge computing, the Nitrogen platform is used by its globally located customers to provide accelerated content delivery, supreme quality video, advanced security & and hyper-personalized experiences. N7 Security - Offers web app security, managed WAF, DDoS protection, and AI/ML-based bot mitigation to keep your business safe. N7 Real Digital Experience Monitor - This is a powerful RUM tool by N7 that provides an unprecedented level of insight into user interactions and server-side application transactions. To know more, visit - https://www.n7.io/

Surry Hills, New South Wales, Australia

Peakhour leverages the global power and scale of the cloud to enable businesses of any size to project the same presence, and deliver the same world-class customer experience as the world's largest companies, at a fraction of the cost of doing it in-house. Founded in 2017, Peakhour is Australia’s leading Content Delivery Networking (CDN) provider, offering the only all-inclusive security, performance and availability service at any scale, with simple, traffic volume-based billing. We provide you and your customers better security, performance and availability, boosting search rankings, lowering advertising costs and enabling significant revenue growth online. Peakhour has become renowned for its customer service, providing personalised on-boarding and configuration guidance to optimise both our service and your website, ensuring that you get the best possible result from your investment. Our knowledgeable support team is available to provide assistance for any query at any time via phone, chat or email.

United States

Imunify360 is a security solution for web-hosting servers. Imunify360 goes beyond antivirus and WAF and is a combination of an Intrusion Prevention and Detection system, a Application Specific Web Application Firewall, Real-time Antivirus protection, a Network Firewall, and Patch Management components in one security suite. Imunify360 is a fully-automated solution and it collects all statistics under an intuitive dashboard.