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Web Application

jwt_tool

Toolkit for validating, forging, and attacking JWTs.

intermediate
Linux
macOS
Exploitation
Enumeration

Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.

When

App uses JWT auth and you need to test algo confusion, secrets, claims.

How

Pass token; scan mode; try none alg, key confusion, crack secret.

Why

JWT flaws are common and high impact.

Commands & usage

jwt_tool <token>
jwt_tool <token> -C -d wordlist.txt
jwt_tool <token> -X a

Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.

Tags

jwt
auth
web

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