zt_id_005 — Legacy authentication protocols enabled¶
Summary
Severity: High · Pillar: Identity · Chain role: ENABLER
Description¶
Legacy auth (IMAP/POP/SMTP/ActiveSync) bypasses modern controls including MFA and conditional access, enabling password spray attacks.
Mapping¶
| Framework | Control / Reference |
|---|---|
| NIST 800-53 | IA-2 |
| NIST 800-207 | Tenet 2 - All communication secured |
| CIS Azure | — |
| MITRE ATT&CK Technique | T1078 |
| MITRE ATT&CK Tactic | Initial Access |
| Zero-Trust Tenet | Tenet 2 |
| Framework tags | nist-800-207, argus-zt |
Source¶
Rule defined at policies/azure/zt/identity/zt_id_005.rego.