JWT Token Decoder
Key Features Understanding JWT Structure A JWT consists of three Base64URL-encoded parts separated by dots: header.payload.signature. Each part contains specific information about the token. Header Purpose: Token metadataContains: Algorithm (alg), token type (typ) Example: Payload Purpose: Claims and dataContains: User info, permissions, expiration Example: Signature Purpose: Verification and integrityContains: Encrypted hash of header + payload […]