ORCA.223: User impersonation action is set to move to Quarantine.
| ID | ORCA.223 |
| Severity | Medium |
| Suite | ORCA |
| Product | Defender |
| Related products | Exchange Online |
| Feature | Anti-phishing |
| Security area | Email and collaboration protection |
| Resource type | Policy |
| User impact of fixing | Low |
| Effort to fix | Low |
| Framework controls | nist-800-53-r5:SI-8 Spam Protection |
| MITRE ATT&CK | T1566, T1684.001 |
| Reads from | Exchange Online |
| Licence needed | ATP_ENTERPRISE |
What this checks and how to fix it
Section titled “What this checks and how to fix it”User impersonation protection can detect spoofing of your sensitive users. Move messages that are caught using user impersonation detection to Quarantine.
Remediation action
Section titled “Remediation action”Configure user impersonation action to Quarantine.
Related Links
Section titled “Related Links”- Microsoft 365 Defender Portal - Anti-phishing
- Recommended settings for EOP and Microsoft Defender for Office 365
Mito check, based on ORCA. Author: soulemike. Open-source licences.
Open-source licences. CIS Benchmark material © Center for Internet Security, Inc.; CISA SCuBA baselines are public domain (CC0).
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