EMAIL-017: Spoofing and Authentication Protection
- Platform
- Google Workspace
- Category
- Advanced Threat Protection
- Severity
- Critical
- Zero Trust pillar
- Applications & Workloads (weight 2)
- Golden fixtures
- 1
- Branch coverage
- Observed: fixtures prove the verdicts they exercise
- Provenance
- baseline
What it checks
Spoofing and authentication protections guard against domain spoofing, employee name spoofing, and unauthenticated email from domains that appear similar to the organization
Recommended value
All spoofing and authentication protections enabled with quarantine action
Remediation
Admin Console > Apps > Google Workspace > Gmail > Safety > Spoofing and authentication > Enable all protections: domain spoofing, employee name spoofing, inbound email spoofing, and unauthenticated email
Fixture-proven verdicts
Every verdict below is proven by a golden fixture in the module's gating test suite. This table derives from the last green run; it cannot be edited by hand.
| Scenario | Expected verdict |
|---|---|
| no-data | Not Assessed |
Framework mappings
- NIST SP 800-53
- SI-8, IA-9
- CIS Benchmark
- 2.17
- CISA SCuBA
- GWS.GMAIL.7.1v1, GWS.GMAIL.7.2v1, GWS.GMAIL.7.3v1, GWS.GMAIL.7.4v1, GWS.GMAIL.7.5v1, GWS.GMAIL.7.7v1
- MITRE ATT&CK
- T1566.001, T1566.002, T1036.005
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Guerrilla is written and maintained by Jim Tyler. This copy lives on jimtyler.org; the project also publishes at guerrilla.army.