ToolPocket
Fast offline tools
jwt-hs256-verifydevauth

JWT HS256 verifier

Verify an HS256 JWT signature with a shared secret (offline).

Inputs
Output
(no output yet)
Explanation

Paste a JWT and secret to verify the HS256 signature and inspect the decoded header/payload. Everything runs in your browser—nothing is uploaded.

Use it when you need a fast, offline conversion/validation step during development or debugging.