---
title: "Discussion on \"CORS Explained: Why It Works in Postman but Fails in the Browser\" | Hashnode"
description: "Discussion on \"CORS Explained: Why It Works in Postman but Fails in the Browser\". CORS is a mechanism that allows a server to tell the browser which other origins are allowed to access its resources."
url: "https://hashnode.com/posts/cors-explained-why-it-works-in-postman-but-fails-in-the-browser/6a855068c7700e3c6bbe58b9"
---

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Discussion

# [CORS Explained: Why It Works in Postman but Fails in the Browser](https://pritampani.hashnode.dev/cors-explained-why-it-works-in-postman-but-fails-in-the-browser?utm_source=hashnode&utm_medium=feed)

CORS is a mechanism that allows a server to tell the browser which other origins are allowed to access its resources.

Aug 19 · 9 min read · pritampani.hashnode.dev  
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-   [#cors](https://hashnode.com/tag/cors)
-   [#cors-errors](https://hashnode.com/tag/cors-errors)
-   [#piyushgarag](https://hashnode.com/tag/piyushgarag)

## Written by

[Pritam Subham Pani](https://hashnode.com/@pritamsubham)

@pritamsubham · Bhubaneswar, India

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

Gen AI Engineer | Full-Stack Java Developer | Full-Stack MERN Developer

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