Bulk is marked as spam

Contributed by Michael SouleAll contributors →

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

Run this check

Invoke-Maester -TestId ORCA.101

Overview

The differentiation between bulk and spam can sometimes be subjective. The bulk complaint level is based on the number of complaints from the sender. Marking bulk as spam can decrease the amount of perceived spam received. This setting is only available in PowerShell.

Remediation action

Set the anti-spam policy to mark bulk mail as spam.

Related Links

• Recommended settings for EOP and Microsoft Defender for Office 365 security
• Set-HostedContentFilterPolicy

Details

Every attribute of this check

Field	Value
Test ID	ORCA.101
Severity	Low
Suite	ORCA
Product	Defender
Related products	Exchange Online
Feature	Anti-spam
Area	Email and collaboration protection
Resource type	Policy
User impact	Low
Implementation cost	Low
MITRE ATT&CK	None
Supports controls	nist-800-53-r5:SI-8
PowerShell test	Test-ORCA101
Services	ExchangeOnline

Source

• Test: tests/orca/Test.ORCA.101.ps1
• Documentation: tests/orca/Test.ORCA.101.md