---
title: "Discussion on \"Why Your Browser Blocks Some Requests: CORS Explained Simply\" | Hashnode"
description: "Discussion on \"Why Your Browser Blocks Some Requests: CORS Explained Simply\". You've built your frontend. You've built your backend. You connect them. Everything should work perfectly.\nThen you open the browser console and see:\n\"Access to fetch at 'your-api.com' has been blocked by CORS policy\"\nWhat the hell is CORS? Why is it..."
url: "https://hashnode.com/posts/why-your-browser-blocks-some-requests-cors-explained-simply/698779dba147bb9eaed1bcbf"
---

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# [Why Your Browser Blocks Some Requests: CORS Explained Simply](https://mysandbox.hashnode.dev/why-your-browser-blocks-some-requests-cors-explained-simply?utm_source=hashnode&utm_medium=feed)

You've built your frontend. You've built your backend. You connect them. Everything should work perfectly. Then you open the browser console and see: "Access to fetch at 'your-api.com' has been blocked by CORS policy" What the hell is CORS? Why is it...

Feb 7 · 4 min read · mysandbox.hashnode.dev  
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-   [#web-development](https://hashnode.com/tag/web-development)
-   [#cors](https://hashnode.com/tag/cors)
-   [#javascript](https://hashnode.com/tag/javascript)
-   [#frontend](https://hashnode.com/tag/frontend)
-   [#backend](https://hashnode.com/tag/backend)
-   [#developers](https://hashnode.com/tag/developers)
-   [#programming](https://hashnode.com/tag/programming)

## Written by

[Ashish Bhati](https://hashnode.com/@ashishbhati)

@ashishbhati

  
[View profile](https://hashnode.com/@ashishbhati)

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