PortSwigger

Creator of Burp Suite, the widely used toolkit for testing web application security.

PortSwigger develops Burp Suite, the intercepting proxy and testing toolkit that most web application penetration testers rely on daily. The product line spans a free community edition, a professional edition for testers, and an enterprise scanner for continuous automated testing. The UK company also runs the Web Security Academy, a free training resource.

Category: Pentesting & Offensive Security
Founded: 2008
Funding: $112M raised (Private Equity, 2024)
Website: https://portswigger.net

Seen at Black Hat USA 2026 (Silver Plus sponsor, booth 5342).

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