EXT-04Advanced

How to Fix: Configure Guest Access Expiration

Step-by-step guide to implement configure guest access expiration in your Microsoft 365 environment.

15-20 minutes

Estimated Time

4

Steps

medium

Severity

Enhanced Security

Baseline Level

Why This Matters

Guest accounts created for temporary projects often outlive their intended use. Without expiration, ex-partners and former vendors retain access indefinitely. Automatic expiration ensures guest access is time-bound.

Prerequisites

  • 1Global Administrator or appropriate admin role in Microsoft Entra ID
  • 2Access to Microsoft Entra admin center (entra.microsoft.com)
  • 3Microsoft Entra ID P2 license

Expected Configuration

  • Guest accounts have expiration dates configured
  • Guest access expires after 90 days unless renewed
  • Access reviews are configured for guest users

Remediation Steps

1

Review Current Configuration

Assess your current configuration in Microsoft Entra admin center.

  • Navigate to the relevant section in Entra admin center
  • Document current settings
  • Compare against expected state
2

Plan Implementation

Determine the changes needed to meet the expected configuration.

  • Review expected configuration requirements
  • Identify affected users or resources
  • Plan rollout strategy
3

Implement Changes

Apply the necessary configuration changes.

  • Make required configuration updates
  • Apply to appropriate scope
  • Document changes made
4

Validate and Monitor

Verify the changes are working as expected.

  • Run TrueConfig scan to verify compliance
  • Test affected functionality
  • Set up ongoing monitoring

Related Resources

Automate Your Security Configuration

TrueConfig continuously monitors your Microsoft 365 environment and can automatically fix configuration drift. Start your free trial today.

Start Free Trial