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// glossary
Authentication strength
Authentication strength: A Conditional Access grant control that requires specific sign-in methods, such as phishing-resistant MFA, rather than any MFA method.
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Posts that use this term
- Require phishing-resistant MFA on every PIM activation 22 Apr 2026
- Synced passkeys and passkey profiles are now GA in Entra ID 18 Mar 2026
- External MFA is GA: third-party MFA without giving up Conditional Access 25 Feb 2026
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