On May 21st, 2024, Microsoft announced the general availability of SharePoint Embedded (Announcing SharePoint Embedded General Availability | Microsoft Community Hub ).
WithSecure Elements Collaboration Protection currently does not support Microsoft SharePoint Embedded containers, as these are isolated, API-only storage units owned by individual applications and inaccessible to external security tools, though future support is under evaluation.
Read the full article here:
https://community.withsecure.com/en/kb/articles/32239-withsecure-elements-collaboration-protection-and-microsoft-sharepoint-embedded