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Version: 2.1.1-preview

MT.1151 - Email Scanning should be enabled

Overview​

Verify that email scanning is enabled for Exchange queues protection.

Disabled email scanning allows malware to enter through Exchange message queues.

Remediation action:​

  1. Open Microsoft Endpoint Manager > Endpoint Security > Antivirus
  2. Edit the relevant Microsoft Defender Antivirus policy
  3. Enable Allow Email Scanning

Test Metadata​

FieldValue
Test IDMT.1151
SeverityHigh
SuiteM365 Advisor
CategoryDefender
PowerShell testTest-MtMdeEmailScanning
TagsDefender, M365Advisor, MT.1151

Remediation​

  1. Open Microsoft Endpoint Manager > Endpoint Security > Antivirus
  2. Edit the relevant Microsoft Defender Antivirus policy
  3. Enable Allow Email Scanning

Source​

  • Pester test: tests/M365Advisor/Defender/Test-MtMdeAntivirusPolicy.Tests.ps1
  • PowerShell source: powershell/public/M365Advisor/defender/Test-MtMdeEmailScanning.ps1