ORCA.123 - Unusual Characters Safety Tips is enabled.
Overview
Microsoft Defender for Office 365 can show a warning tip to recipients where the sender name or email address contains character sets that aren't usually used together.
Remediation action
Enable Unusual Characters Safety Tips so that users can receive visible indication on incoming messages.
Related Links
- Microsoft 365 Defender Portal - Anti-phishing
- Recommended settings for EOP and Microsoft Defender for Office 365 security
Test Metadata
| Field | Value |
|---|---|
| Test ID | ORCA.123 |
| Severity | Info |
| Suite | ORCA |
| Product | Defender |
| Related products | Exchange Online |
| Feature | Anti-phishing |
| Area | Email and collaboration protection |
| Resource type | Policy |
| MITRE ATT&CK | T1566 Phishing, T1684.001 Impersonation |
| Supports controls | nist-800-53-r5:SI-8 |
| PowerShell test | Test-ORCA123 |
| Services | ExchangeOnline |
| Compatible licenses | ATP_ENTERPRISE |
Source
- Test:
tests/orca/Test.ORCA.123.ps1 - Documentation:
tests/orca/Test.ORCA.123.md