CA-01Easy

How to Fix: Require MFA via Conditional Access Policy

Step-by-step guide to implement require mfa via conditional access policy in your Microsoft 365 environment.

5-10 minutes

Estimated Time

4

Steps

critical

Severity

Recommended Secure

Baseline Level

Why This Matters

Conditional Access policies provide granular MFA enforcement with proper exclusions. Unlike Security Defaults, CA policies allow you to exclude emergency access accounts while still protecting all users.

Prerequisites

  • 1Global Administrator or appropriate admin role in Microsoft Entra ID
  • 2Access to Microsoft Entra admin center (entra.microsoft.com)
  • 3Microsoft Entra ID P1 or higher license
  • 4Conditional Access Administrator role (minimum)

Expected Configuration

  • At least one Conditional Access policy requires MFA for all users
  • Policy applies to all cloud applications
  • Emergency access accounts are excluded
  • Policy state is Enabled (not Report-only)

Remediation Steps

1

Review Existing Policies

Examine your current Conditional Access policies.

  • Navigate to Microsoft Entra admin center
  • Go to Protection > Conditional Access
  • Review existing policies and their configurations
2

Design Policy Configuration

Plan the Conditional Access policy that addresses this control.

  • Define target users and groups
  • Determine target applications
  • Plan grant and session controls
3

Create or Update Policy

Implement the Conditional Access policy.

  • Create new policy or modify existing one
  • Configure assignments (users, apps, conditions)
  • Set appropriate grant and session controls
  • Start in Report-only mode for testing
4

Test and Enable

Validate the policy works correctly before full enforcement.

  • Monitor Report-only results
  • Test with pilot group
  • Switch to On when confident
  • Run TrueConfig scan to verify compliance

Auto-Remediation Available

TrueConfig can automatically fix this control for you. Enable auto-remediation to have this configuration applied and maintained automatically.

Learn about auto-remediation

Related Resources

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