Intune Policy Attack Surface Reduction Controlled Folder Access

Check summary

What this check verifies

Controlled Folder Access is not enabled or configured

Why it matters

Controlled Folder Access protects key folders (Documents, Pictures) from ransomware Unauthorized apps cannot modify files in protected folders

How to fix it

Enable Controlled Folder Access in ASR settings; add authorized apps as needed

Siemserva flags every tenant where this check fails and, with Senserva Trustworthy AI remediation, can propose a validated fix you approve before it applies.

Ask your own AI about this check

Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.

Compliance framework mappings

Findings from this check serve as evidence for:

References

Related Intune configuration checks

Common questions

What does the Intune Policy Attack Surface Reduction Controlled Folder Access check verify?

Controlled Folder Access is not enabled or configured It is a High Severity check in the Intune configuration domain, one of the 650+ checks Siemserva runs across Microsoft 365, Intune, Defender, and Entra ID.

How do I fix a Intune Policy Attack Surface Reduction Controlled Folder Access finding?

Enable Controlled Folder Access in ASR settings; add authorized apps as needed Siemserva ranks the finding by Severity and, with Senserva Trustworthy AI, can propose a validated, approve-before-apply configuration fix.

Which compliance frameworks does this check evidence?

Findings from this check map to SCuBA, MCSB, NIST, SOC2, CIS, HIPAA, and MCSB controls ES-1, ES-4. That mapping is what turns a scan finding into audit evidence.

Can I ask my own AI about this check?

Yes. This page includes a free copy-paste AI prompt carrying the check's facts: what it verifies, the risk, the remediation, and the framework mappings. Paste it into Claude, ChatGPT, or Copilot; cite-worthy detail without giving an AI access to your tenant.