# Apigee

Published articles for Apigee.

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## Protecting your backends with Firebase App Check

DevFeed: [Protecting your backends with Firebase App Check](<https://devfeed.tech/articles/protecting-your-backends-with-firebase-app-check-16414.md>)

Original publisher: [Read original article](<https://firebase.blog/posts/2021/10/protecting-backends-with-app-check>)

Author: Alex Volkovitsky; Victor Fan

Published: 2021-10-12T00:00:00Z

Content type: tutorial

Language: en

Sources: [Firebase Blog](<https://devfeed.tech/sources/firebase-blog.md>)

Topics: [Firebase](<https://devfeed.tech/topics/firebase.md>), [backends](<https://devfeed.tech/topics/backends.md>), [Node.js](<https://devfeed.tech/topics/node-js.md>), [Express](<https://devfeed.tech/topics/express.md>), [SDKs](<https://devfeed.tech/topics/sdks.md>), [JSON Web Tokens](<https://devfeed.tech/topics/jwt.md>), [Cloud Functions](<https://devfeed.tech/topics/cloud-functions.md>), [Cloud Run](<https://devfeed.tech/topics/cloud-run.md>)

Tags: [admin-sdk](<https://devfeed.tech/tags/admin-sdk.md>), [apigee](<https://devfeed.tech/tags/apigee.md>), [app-check](<https://devfeed.tech/tags/app-check.md>), [backends](<https://devfeed.tech/tags/backends.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [cloud-functions](<https://devfeed.tech/tags/cloud-functions.md>), [cloud-run](<https://devfeed.tech/tags/cloud-run.md>), [express](<https://devfeed.tech/tags/express.md>), [firebase](<https://devfeed.tech/tags/firebase.md>), [jwt](<https://devfeed.tech/tags/jwt.md>), [node-js](<https://devfeed.tech/tags/node-js.md>), [tutorials](<https://devfeed.tech/tags/tutorials.md>)

### AI overview

This tutorial explains how Firebase App Check protects Firebase APIs and custom backend resources from abuse. It covers sending and validating App Check tokens, including verification in Node.js backends with Express middleware and the Firebase Admin SDK.

### Source excerpt

News, tutorials, and updates from the Firebase team.