tag: jwt
JSON Web Tokens (RFC 7519): structure, claims, signatures, and the mistakes that turn them into vulnerabilities.
The OAuth 2.0 extensions worth adopting now: PKCE everywhere, pushed authorization requests, DPoP, issuer identification, resource indicators and token exchange.
A practical OAuth 2.0 security guide based on RFC 9700: choose the right flow, use PKCE and state, validate redirects, limit tokens, protect refresh tokens and APIs.
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