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Web Application Security

Find Every Vulnerability. Before They Do.

The most widely used web application security testing software. Combine hands-on testing tools with automated DAST scanning and identify the very latest vulnerabilities.

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#1
Most Used Web Security Tool
DAST
Automated Scanning Built-In
Free
Online Security Training
Security professionals collaborating on web application testing
About PortSwigger

The Standard for Security Professionals

PortSwigger builds tools for web application security, testing, and scanning — trusted by the security community as the go-to platform for finding and fixing vulnerabilities.

From solo pentesters to enterprise AppSec teams, PortSwigger's tools combine deep hands-on capability with automated scanning and free world-class security training to keep every team ahead of emerging threats.

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What We Offer

Security Tools for Every Stage

From manual penetration testing to automated vulnerability management — choose the tools that fit your team's workflow.

Hands-On Testing

Powerful tools purpose-built for pentesters and security professionals who need deep, granular control over every test.

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Automated DAST Scanning

Continuously scan your applications for vulnerabilities with automated Dynamic Application Security Testing — no manual effort required.

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Free Security Training

World-class online web security training available to all — equip your team with the knowledge to identify and remediate the latest vulnerabilities.

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Built For

The Security Community

Pentesters
Hands-On Security Professionals
AppSec Teams
Vulnerability Management Teams
DevOps Teams
Engineering Teams
What Teams Say

Trusted Across the Industry

"Burp Suite is the industry standard for a reason. The combination of manual testing power and automated scanning gives our team everything we need to stay ahead of threats."
A
Alex R.
Lead Pentester, Security Firm
"We rolled out Burp Suite across our entire AppSec program. The automated DAST scanning integrates seamlessly into our CI/CD pipeline — it's become a non-negotiable part of our release cycle."
S
Sarah M.
Head of AppSec, Enterprise Tech
"The free Web Security Academy is exceptional. It trained our entire engineering team on real-world vulnerabilities — we've seen a measurable drop in security issues making it to production."
J
James T.
Engineering Manager, SaaS Platform
Get Protected

Ready to Secure Your Applications?

Join the security professionals who rely on PortSwigger's tools to find vulnerabilities and protect the web. Get in touch to learn more.

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