Web Application Firewalls (WAF) Resources
Articles, Glossary Terms, Discussions, and Reports to expand your knowledge on Web Application Firewalls (WAF)
Resource pages are designed to give you a cross-section of information we have on specific categories. You'll find articles from our experts, feature definitions, discussions from users like you, and reports from industry data.
Web Application Firewalls (WAF) Articles
What Is Cross-Site Scripting? How To Prevent XSS Attacks
When we think of cyberattacks, we think about data breaches, viruses, and malware, but have you ever heard of cross-site scripting, aka XSS attacks? Probably not. Even though it’s one of the most notorious and common threats in web applications we use today. So what is it?
by Soundarya Jayaraman
2023 Trends in DevSecOps Software
This post is part of G2's 2023 digital trends series. Read more about G2’s perspective on digital transformation trends in an introduction from Emily Malis Greathouse, director, market research, and additional coverage on trends identified by G2’s analysts.
by Adam Crivello
G2 on Cloud Security: Investigating the Risks of Cloud Computing
The rapid adoption of cloud computing services has given businesses a false sense of security when it comes to protecting their data.
by Aaron Walker
The G2 on the Cloud: The History of Cloud Adoption
The concept of cloud computing isn’t new. References to cloud computing have been around since the 1960s, although at the time, “cloud” wasn’t a part of the lexicon. Back then, using remote computing and processing elements was called “network-based.”
by Zack Busch
Web Application Firewalls (WAF) Glossary Terms
Web Application Firewalls (WAF) Discussions
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Question on: HAProxy
What is HAProxy and why it is used?
What is HAProxy and why it is used?
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HAProxy makes your web application highly available, meaning that if you place it in your network in front of two or more web application servers, HAProxy will relay traffic to those servers in roughly equal volume. That way, if some of your servers go offline, HAProxy will simply route traffic away from them towards the healthy servers. The term for this is "load balancing", and HAProxy is a popular load balancer that you can install onto Linux. Of course, it offers additional features related to security, monitoring, routing, and traffic management.
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Question on: Wallarm API Security Platform
How to evaluate WAF blocking capabilities?
Does anybody know if there is a standart or any other public requremenets on a WAF/NGWAF blocking capabilities? What should be blocked by default, which types of attacks, vulnerabilities, etc.
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We introduced n Open Source project GoTestWAF, you can use it as a Docker image or as an online service (https://www.wallarm.com/gotestwaf/overview)
Please check this page https://www.wallarm.com/resources/go-test-waf
Source code: https://github.com/wallarm/gotestwaf
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Hello Oleksandra!
Our WAF solution protects your applications and APIs from both behavior and input validation attacks. You can check the full list of attacks and vulnerability types we detect and block here (link https://docs.wallarm.com/attacks-vulns-list/).
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Question on: F5 Distributed Cloud WAF
What is the best way which i can use the tool with almost all functionality and at a moderate cost
Need the best version which i can use for a organization with strength 1000-50000
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Load balancing and cipher support
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Web Application Firewalls (WAF) Reports
Mid-Market Grid® Report for Web Application Firewall (WAF)
Summer 2026
G2 Report: Grid® Report
Grid® Report for Web Application Firewall (WAF)
Summer 2026
G2 Report: Grid® Report
Enterprise Grid® Report for Web Application Firewall (WAF)
Summer 2026
G2 Report: Grid® Report
Momentum Grid® Report for Web Application Firewall (WAF)
Summer 2026
G2 Report: Momentum Grid® Report
Small-Business Grid® Report for Web Application Firewall (WAF)
Summer 2026
G2 Report: Grid® Report
Enterprise Grid® Report for Web Application Firewall (WAF)
Spring 2026
G2 Report: Grid® Report
Small-Business Grid® Report for Web Application Firewall (WAF)
Spring 2026
G2 Report: Grid® Report
Mid-Market Grid® Report for Web Application Firewall (WAF)
Spring 2026
G2 Report: Grid® Report
Grid® Report for Web Application Firewall (WAF)
Spring 2026
G2 Report: Grid® Report
Momentum Grid® Report for Web Application Firewall (WAF)
Spring 2026
G2 Report: Momentum Grid® Report





