Cybersecurity

JWT

/dʒɒt/

Definition

JSON Web Token — a compact, self-contained token encoding claims as JSON, signed with HMAC or RSA.

Example in context

"The JWT payload contains the user ID and roles — the server verifies the signature to trust the claims."

Related terms

Practice this term

Master JWT in context by working through exercises in the Cybersecurity module. You'll see the term used in real engineering scenarios with multiple-choice, fill-in-the-blank, and matching drills.