Jwudtool Tutorial Instant

jwudtool verify --secret mysecret <token> Expected output:

go install github.com/youruser/jwudtool@latest Got a feature request or found a bug? Open an issue on GitHub .

"alg": "HS256", "typ": "JWT"

HEADER:

jwudtool version # Output: jwudtool 0.2.0 | Command | Purpose | |---------|---------| | decode | Decode header + payload without verifying signature | | verify | Check signature using a secret or public key | | forge | Create a new token from an existing one (change claims) | | fuzz | Test token against common attacks | Tutorial: Decode a JWT Given this sample token: jwudtool tutorial

✓ Signature valid If invalid:

Enter — a lightweight, command-line utility designed to simplify JWT inspection, manipulation, and testing. jwudtool verify --pubkey public

jwudtool verify --pubkey public.pem <token> Need to change a claim for testing? Clone and modify:

jwudtool verify --secret mysecret <token> Expected output:

go install github.com/youruser/jwudtool@latest Got a feature request or found a bug? Open an issue on GitHub .

"alg": "HS256", "typ": "JWT"

HEADER:

jwudtool version # Output: jwudtool 0.2.0 | Command | Purpose | |---------|---------| | decode | Decode header + payload without verifying signature | | verify | Check signature using a secret or public key | | forge | Create a new token from an existing one (change claims) | | fuzz | Test token against common attacks | Tutorial: Decode a JWT Given this sample token:

✓ Signature valid If invalid:

Enter — a lightweight, command-line utility designed to simplify JWT inspection, manipulation, and testing.

jwudtool verify --pubkey public.pem <token> Need to change a claim for testing? Clone and modify: