# CORS Issue: Custom Header Being Blocked by IC Boundary Node

**URL:** https://forum.dfinity.org/t/cors-issue-custom-header-being-blocked-by-ic-boundary-node/40097
**Category:** Developers
**Tags:** Boundary-nodes
**Created:** [January 14, 2025, 11:05pm UTC](https://forum.dfinity.org/t/cors-issue-custom-header-being-blocked-by-ic-boundary-node/40097 "2025-01-14T23:05:50Z")
**Posts on this page:** 1
**Showing post:** 10

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### Author: ![rbirkner](https://avatars.discourse-cdn.com/v4/letter/r/838e76/32.png) [@rbirkner](https://forum.dfinity.org/u/rbirkner)
#### Post date: [February 24, 2025, 12:38pm UTC](https://forum.dfinity.org/t/cors-issue-custom-header-being-blocked-by-ic-boundary-node/40097/10 "2025-02-24T12:38:38Z")

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Sorry for taking so long to get back to you: I replied in [the other thread](https://forum.dfinity.org/t/supported-http-methods-for-a-canister/41238/9), but it also relates to this.

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