jwt

encodes and decodes JSON Web Tokens

TLDR

Decode JWT

$ jwt decode [token]

Encode JWT

$ jwt encode --secret [secret] --payload '[{"sub":"user"}]'

Decode without verification

$ jwt decode --no-verify [token]

Show header

$ jwt decode --header [token]

Encode with algorithm

$ jwt encode --alg [HS256] --secret [key] --payload '[{}]'

SYNOPSIS

jwt command [options]

DESCRIPTION

jwt encodes and decodes JSON Web Tokens. It creates and verifies JWTs for authentication systems.The tool supports various signing algorithms. It displays token contents for debugging.

PARAMETERS

decode TOKEN

Decode JWT token.

encode

Create JWT token.

--secret SECRET

Signing secret/key.

--payload JSON

Token payload.

--alg ALG

Signing algorithm.

--no-verify

Skip signature verification.

--help

Display help information.

INSTALL

sudo apt install jwt

CAVEATS

Multiple implementations exist. Security sensitive. Verify algorithms carefully.

HISTORY

jwt CLI tools provide command-line access to JSON Web Token encoding and decoding for testing and debugging.