Burp Suite Pro uses an tied to a unique license key. Each key is locked to a specific user account and can be activated on a limited number of machines. When you enter a key, Burp phones home to PortSwigger’s servers. If the key is blacklisted, expired, or already in use on too many devices, it’s rejected.

: Once purchased, your unique license key is available for download from your PortSwigger Account Page . Activate in App : Open Burp Suite Professional.

If you're looking for free or low-cost alternatives to Burp Suite Pro, consider:

Searching for a "Burp Suite Pro license key" on GitHub is a gamble where the house usually wins. Here is why you should be extremely cautious: 1. Malware and Backdoors

If you’re a student or teacher, email PortSwigger support. They offer for educational use in many cases.