# \#access-control-allow

**URL:** https://forum.hhf.technology/tag/access-control-allow/133.md

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## [How does the 'Access-Control-Allow-Origin' header work?](https://forum.hhf.technology/t/how-does-the-access-control-allow-origin-header-work/262)

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**Author:** [@hhf.technoloy](https://forum.hhf.technology/u/hhf.technoloy)\
**Replies:** 0\
**Last updated:** [October 19, 2024, 5:02am UTC](https://forum.hhf.technology/t/how-does-the-access-control-allow-origin-header-work/262 "2024-10-19T05:02:50Z")

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The discussion surrounding Cross-Origin Resource Sharing (CORS) often leads to misconceptions regarding the origin of the headers involved. This confusion can be alleviated by understanding the underlying principles of t…