Conditional Access authentication strengths for guests
Microsoft's edit ·
Microsoft's commit message in MicrosoftDocs/entra-docs · commit cf00514 · +2 −0 lines · also on GitHub
⋯ 6 unchanged lines
77
---
88
# Require multifactor authentication strength for external users
99
10
+## Overview
11
+
1012
Authentication strength is a Conditional Access control that lets you define a specific combination of multifactor authentication (MFA) methods that an external user must complete to access your resources. This control is especially useful for restricting external access to sensitive apps in your organization. For example, you can create a Conditional Access policy, require a phishing-resistant authentication strength in the policy, and assign it to guests and external users.
1113
1214
Microsoft Entra ID provides three [built-in authentication strengths](/entra/identity/authentication/concept-authentication-strengths):
⋯ 56 unchanged lines
Microsoft's Markdown source from MicrosoftDocs/entra-docs, © Microsoft Corporation, under MIT. Changed lines with up to 3 unchanged lines around each; ChangeIntel kept this copy 10 Oct 01:13 UTC. The commit date is when the source changed, which can be hours or days before Learn published it.