Defender ASR All-Rule Exclusion

This guide will allow administrators to exclude a specific directory location from being enforced by all configured ASR rules.

Role Requirements

Procedure Scope: Administrators

Required Group Membership: Admin.Security

Handbook Reference

Package: Device Security

Domain: Attack Surface Reduction Management

Modifies: Attack Surface Reduction All Rule Process Exclusions

Defender ASR All-Rule Exclusion

  1. Navigate to Attack Surface Reduction – Intune, locate the Security Essentials Attack Surface Reduction configuration item.
  2. Scroll down to Configuration Settings and select Edit.
  3. The default rules will be displayed. Locate the Attack Surface Reduction Only Exclusions toggle, this will exclude whichever directory or file path from being scanned. Click the Not Configured toggle; it will turn to Configured.
  4. In the text box below, input the full file path or directory requiring exemption as shown.
  5. Click Review and Save on the next page, followed by Save. Rule changes propagate in less than 24 hours.

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