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OWASP API Security

Practical knowledge-base section focused on OWASP API Security Top 10 (2023) — actionable recommendations, advanced controls, and a release-gate testing checklist.

Structure

File Topics
01 OWASP API Recommendations Security baseline, per-risk controls (API1–API10) with examples, operational hardening, CI/CD gates
02 OWASP API Testing Checklist Prioritized checklist (P0/P1/P2) with how-to-test guidance, tool references, and release criteria
03 OWASP API Advanced Controls OAuth2/OIDC, webhooks, API gateway, multi-tenancy, file uploads, caching, incident response, tooling

What to Start With

  1. Read 01 and compare baseline + per-risk controls with your current API architecture.
  2. Use 02 as a pre-release gate and for periodic regression security testing.
  3. Review 03 for deeper topics: OAuth2 flows, webhook hardening, gateway patterns, and incident playbook.
  4. Prioritize API1 (BOLA), API2 (Broken Auth), API5 (BFLA), and API10 (Unsafe Consumption) first.

See also