EIDCA-007: MFA Enforcement via Conditional Access
- Plataforma
- Entra ID / M365
- Categoría
- Entra ID Conditional Access
- Severidad
- Critical
- Pilar de Zero Trust
- Identity (peso 3)
- Fixtures de referencia
- 3
- Cobertura de ramas
- Observada: los fixtures prueban los veredictos que ejercitan
- Procedencia
- baseline
Qué comprueba
Multi-factor authentication should be required for all users through Conditional Access policies to prevent credential-based attacks. Without MFA enforcement, compromised passwords alone grant full access to organizational resources, making this the single most impactful control against account takeover.
Valor recomendado
MFA required for 100% of users across all cloud applications via Conditional Access
Remediación
Create a Conditional Access policy targeting all users and all cloud applications with a grant control requiring multifactor authentication. Verify the policy covers all user types including guests and external collaborators. Monitor the sign-in logs to confirm MFA is being prompted and review the CA insights workbook for coverage gaps.
Veredictos probados con fixtures
Cada veredicto de esta tabla está probado por un fixture de referencia en la suite de pruebas que valida el módulo. La tabla se deriva de la última ejecución en verde; no puede editarse a mano.
| Escenario | Veredicto esperado |
|---|---|
| clean | PASS |
| known-bad | FAIL |
| throttled | Not Assessed |
Mapeos a marcos de referencia
- CISA SCuBA
- MS.AAD.3.1v1, MS.AAD.3.2v2
- NIST SP 800-53
- IA-2(1), IA-2(2)
- CIS M365 Benchmark
- 5.2.2.1
- MITRE ATT&CK
- T1078, T1110