Burp Suite Web Security Tool

Burp Suite is an integrated platform for web application security testing, developed by PortSwigger (founded by Dafydd Stuttard in 2004) and widely considered the industry-standard tool for penetration testers, bug bounty hunters, and security researchers. Key features include: Proxy (intercepting HTTP/S proxy that sits between browser and target application, enabling inspection, modification, and replay of requests and responses with automatic TLS certificate handling), Repeater (manual request manipulation tool for modifying individual requests and analyzing responses, supporting request replay with header/body editing), Intruder (automated customized attacks with Sniper, Battering Ram, Pitchfork, and Cluster Bomb payload types for fuzzing, brute-forcing, and parameter injection), Scanner (automated vulnerability scanner in Professional edition detecting SQL injection, cross-site scripting, server-side request forgery, path traversal, open redirects, and OWASP Top 10 categories), Decoder (encoding and decoding utility for URL, HTML, Base64, hex, and ASCII with smart auto-detect), Comparer (visual diff tool for comparing two responses, requests, or data snippets), Sequencer (randomness analysis tool for evaluating session tokens and anti-CSRF tokens), Extender (BApp Store with over 2,500 community extensions and BCheck custom scan checks), Collaborator (out-of-band interaction detection via external server for blind vulnerabilities), and project-level session handling with authentication chains.