Question

Difficulty: EasyMicrosoft Entra ID Authentication and Conditional Access

An organization is designing a Microsoft Entra Conditional Access policy to require multi-factor authentication (MFA) for all administrative users. To prevent administrative lockout in the event of an authentication outage or misconfiguration, which policy configuration should you recommend?

  1. Exclude a dedicated emergency access account from the Conditional Access policyAnswer
  2. B
    Apply the Conditional Access policy to all administrative accounts with no exclusions
  3. C
    Configure the emergency access accounts with permanently active administrator roles in Microsoft Entra Privileged Identity Management (PIM)
  4. D
    Deploy Active Directory Federation Services (AD FS) to manage authentication for the emergency access accounts

Answer

Exclude a dedicated emergency access account from the Conditional Access policy
Excluding a dedicated emergency access account from the Conditional Access policy ensures that there is always at least one highly privileged account that can bypass standard authentication checks in the event of an outage or configuration error.

Step-by-Step Solution

1
Identify the primary threat vector and security goal
The goal is to enforce administrative MFA while mitigating the risk of total tenant lockout due to a policy misconfiguration or identity provider outage.
Administrators need a recovery path if MFA becomes unavailable or misconfigured.
2
Evaluate the role of Conditional Access exclusions
Excluding a cloud-only emergency account from the policy bypasses the MFA restriction for that account during emergencies.
Conditional Access policies apply broadly unless specific exclusions are defined.
3
Assess alternative identity configurations
Confirm that PIM assignments and hybrid auth models like AD FS do not override Conditional Access evaluations.
Conditional Access is evaluated at token issuance, regardless of role activation status or federated source.

Key Concept

Microsoft Entra ID emergency access accounts bypass standard Conditional Access policies to prevent tenant lockout.
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