JWT (JSON Web Token) attack methodology. Covers Bearer removal bypass, algorithm confusion (alg:none / RS256→HS256 / empty sig), secret brute force with public wordlists + JS-extracted keywords, kid/jku/jwk header injection, claims manipulation, cross-service token reuse, JWKS endpoint analysis, and
JWT (JSON Web Token) attack methodology. Covers Bearer removal bypass, algorithm confusion (alg:none / RS256→HS256 / empty sig), secret brute force with public wordlists + JS-extracted keywords, kid/jku/jwk header injection, claims manipulation, cross-service token reuse, JWKS endpoint analysis, and multi-role privilege escalation with post-exploitation chain.