JWT Decoder

Client-side only processing
Encoded Token
Header Algorithm & Token Type 

                

            


            

                

                    Payload
                    Data Claims
                

                

                    

                    
                    
                

            


            

                

                    Signature
                    HMACSHA256(base64UrlEncode(header) + "." + base64UrlEncode(payload), your-256-bit-secret)