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Each domain has a malware filter policy applied to it, or the default policy is being used

ORCA.232LowDefenderAnti-malware

Part of ORCA · Defender · Anti-malware · All checks

Run this check
Invoke-Maester -TestId ORCA.232

Exchange Online Protection malware filter policies are applied using rules. The default policy applies in the absence of a custom policy. When creating custom policies, there may be duplication of settings and depending on the rules and priority, some policies or settings may not even apply. It’s important in this circumstance to check that the desired settings are applied to the right users.

Check your malware filter policies for duplicate rules. Some policies and settings may not be applying.

Every attribute of this check
FieldValue
Test IDORCA.232
SeverityLow
SuiteORCA
ProductDefender
Related productsExchange Online
FeatureAnti-malware
AreaEmail and collaboration protection
Resource typeDomain
User impactLow
Implementation costLow
MITRE ATT&CKNone
Supports controlsnist-800-53-r5:SI-3
PowerShell testTest-ORCA232
ServicesExchangeOnline