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API-SECURITY4 MIN READ

REST API safety pocket deck

Recall common REST API hardening checks that prevent misconfiguration and unsafe request handling.

HTTP methods: permissive default or explicit allowlist? Method control REST hardening starts by disabling unused methods. CORS is just a browser setting; it does not matter for API security. Frontend integration review Your line CORS does not replace authorization, but a permissive policy can let hostile sites read browser-accessible API responses. Do not use * with credentialed browser APIs. It keeps the claim precise: CORS is not auth, but it still controls browser data exposure. What should happen when a request has an unsupported content type? Reject it before parsing, commonly with 415 Unsupported Media Type, and accept only documented…

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