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API Security

Everything on CoreConcept tagged with API Security. Explore related tags below.

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Authentication10OAuth6Security41REST8CORS1Web Security1HTTP4Browser2

Articles

API SecuritySecurityAuthentication
API Security Best Practices for Production APIs

HTTPS and a valid JWT only prove the front door locked. Many real API incidents happen after authentication succeeds: a user changes /orders/42 to /orders/99 an…

Jul 7, 20266 min read
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CORSWeb SecurityHTTP
CORS Explained Without Confusion

A developer opens the console, sees a red "blocked by CORS policy" error on a fetch call, and assumes the request never reached the server. It often already did…

Jul 21, 20267 min read
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OAuthOpenID ConnectAuthentication
OAuth 2.0 and OpenID Connect Explained

A mobile app adds "Sign in with Provider," gets back a token, and calls it a login. OAuth 2.0 was never built to answer "who is this user" — it was built to ans…

Jul 21, 20268 min read
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GeminiFirebaseCloud Functions
Integrating Gemini AI Logic into Firebase Functions – Best Practices

Calling the Gemini API from a Firebase Cloud Function looks like three lines of code — grab the API key, send a prompt, return the text — and that's exactly why…

Aug 3, 20269 min read
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