medium.com/tag/bug-bounty· Oct 23, 2026· by Affanhaxor

JaWT Scratchpad : CyLab Security Academy Write-up | JWT Secret Key and Authentication Bypass

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Author: Affanhaxor Platform: CyLab Security Academy Category: Web Exploitation Topics: JSON Web Tokens (JWT), HMAC-SHA256, Authentication… Continue reading on Medium »
🎯 Vulnerability: OAuth 2.0 / JWT Authentication Bypass
💡 Defense Fix: Strictly verify JWT signatures on the backend, enforce state parameter validation, and reject 'alg: none'.
#ctf-writeup#ctf#web-security#cybersecurity#bug-bounty