HACKR.GG
00 — Overview

JWT Attacks — Forge Your Identity

Log in, capture your token, decode it, change your role to admin, and forge a valid signature. The full JWT attack chain — no terminal, just the Interceptor and Encoder.

Intermediate·45 min·6 tasks
// By the end of this module
Use an intercepting proxy to capture and modify JWT tokens live
Apply JWT attack techniques against a real banking application
Escalate privileges by modifying the "role" or "admin" JWT claim
Combine JWT forgery with other vulnerabilities for full compromise