JWT Decoder-- Decode JSON Web Tokens

Decode and inspect JWT header, payload, and signature.

JWT Decoder Tool

1
1
1

Why Use Our JWT Decoder?

Full Decode

Header, payload, and signature.

Instant

Decode tokens instantly.

100% Secure

All decoding in your browser.

Pretty Print

Formatted JSON output.

One-Click Copy

Copy decoded data instantly.

Free Forever

No signup, no limits.

[Ad]

Other Security Tools

HMAC Generator

Generate HMAC signatures

Base64 Tool

Encode/decode Base64

AES Encrypt

AES encryption/decryption

Hash Generator

Generate MD5/SHA hashes

JWT Guide

JWT (JSON Web Token) is an open standard (RFC 7519) for securely transmitting information between parties as a JSON object. A JWT consists of three parts: Header (algorithm and token type), Payload (claims/data), and Signature (verification).