Advanced API Security OAuth 2.0 and Beyond 2nd Edition

Advanced API Security OAuth 2.0 and Beyond 2nd Edition is the most comprehensive reference book on securing modern APIs and identity systems. You will learn OAuth 2.0 grant types in depth including authorization code with PKCE, client credentials, device flow and their security tradeoffs. The book covers OpenID Connect for federated identity, ID token validation and discovery mechanisms essential for single sign-on. You will master JWT security including signature algorithms, JWK rotation, token binding and common vulnerabilities like alg none and weak key attacks. The book teaches API gateway hardening with rate limiting, mutual TLS, API key management and OAuth token introspection. You will learn threat modeling for REST and GraphQL APIs including BOLA, mass assignment and injection attacks from OWASP API Top 10. The book covers consent management, scope design and least privilege token strategies for fine-grained authorization. You will learn from breached API case studies including detailed attack reconstructions and remediation steps. The book includes configuration examples for Auth0, Okta, Keycloak and custom authorization servers. This reference is essential for API developers, identity engineers and security professionals building resilient API ecosystems.

What's Included

• PDF format (450+ pages)
• OAuth 2.0 grant flows
• JWT hardening guide
• API threat modeling