What is Claim?

A name/value pair inside the JWT payload. Registered claims (exp, sub, iss) are standardized; private claims are custom to your application.

See It in Practice

Paste any JWT into our JWT Decoder to see related claims in action. Use the JWT Debugger for detailed analysis.

Related

Browse the full JWT Glossary or explore JWT Basics.

Claim in JWT Authentication

Understanding Claim helps you read RFC 7519, debug tokens, and design secure authentication. JWTs combine header, payload claims, and a cryptographic signature.

Browse related resources: JWT Decoder, JWT Validator, JWT Basics, JWT Authentication, JWT Errors, Algorithms, Glossary, and Learning Path.

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