Token decode

Decode OAuth / OpenID Connect token

OAuth / OpenID Connect: Debug OAuth / OpenID Connect (OIDC) token by decoding them and verify their contents.
Paste in raw OAuth / OIDC tokens and get them decoded automatically.

The syntax of OAuth / OIDC tokens are three sections separated by dots: HEADER.PAYLOAD.SIGNATURE
HEADER - algorithm and token type
PAYLOAD - data such as subject, issuer timestamp, claims etc.
SIGNATURE - signature value used to verify token

OpenID Connect 1.0 is a simple identity layer on top of the OAuth 2.0 protocol.
Specifications of the OpenID Connect Core can be read here: OpenID Connect Core 1.0