Merge pull request #530 from dungsil/patch-1

docs: fix broken links

Author: Baroshem

docs/content/1.documentation/5.advanced/7.improve-security.md

@@ -227,7 +227,7 @@ These settings enforce two additional security measures in relation to iframes:
 1. You will only be able to embed external frames that are individually whitelisted in the `frame-src` directive
 2. Any such frame will be cross-origin isolated, due to the application of the `require-corp` COEP value
 
-Cross-origin isolation requires the embedded frame to be delivered with matching COEP/COOP headers. Your browser's Developer Tools will tell you if it's not the case. Please refer to [Cross-Origin Isolation Issues](/headers/crossoriginembedderpolicy/#cross-origin-isolation-issues) for remediation solutions.
+Cross-origin isolation requires the embedded frame to be delivered with matching COEP/COOP headers. Your browser's Developer Tools will tell you if it's not the case. Please refer to [Cross-Origin Isolation Issues](/documentation/headers/crossoriginembedderpolicy#cross-origin-isolation-issues) for remediation solutions.
 
 ### Enforcing a Stricter HSTS Policy