ConceptsJWT

JWT

JSON Web Token: a compact, self-contained token format that carries claims (such as identity and permissions) in a signed, and optionally encrypted, structure, widely used for authentication and authorization in web and API systems.

Glossary definition

8 direct links1 lesson

Concept Neighborhood

Explore this concept’s connections in the groups below.

PrerequisiteRelated

Start here

Digital Signatures

The foundation JWT builds on, worth understanding first.

Open concept →

Prerequisitelearn this first

Digital SignaturesStart here

A cryptographic technique that proves a message or file came from a specific signer and was not altered, by signing with a private key that anyone can verify with the matching public key. It provides authenticity, integrity, and non-repudiation.

lesson

Relatedsorted by lesson coverage

Access Token

lesson

bcrypt

lesson

HMAC

lesson

ID Token

lesson

Intermediate CA

lesson

Token-Based Auth

lesson

Show 1 more connection

Tokens

lesson

Related Lessons

1 lesson covers this concept

Digital Signatures and Message Authentication

General Beginner