Expanded policy storage for passkeys (FIDO2) in Microsoft Entra ID

We increased the passkey (FIDO2) policy size limit in the authentication methods policy to a dedicated 20-KB allocation.

Affected: Microsoft Entra ID, Authentications (Logins)

Related changes

• Synced passkeys in Microsoft Entra ID · Passkeys
• Microsoft Entra passkeys on Windows · Passkeys
• General Availability – Improved readability for Authentication Methods Policy Update audit logs · Policy
• Improved restore experience for device-bound Authenticator app passkeys on iOS · Passkeys
• Support for passkeys in Microsoft Entra ID registration campaign · Passkeys
• System-preferred authentication expanded to first-factor in Microsoft Entra ID · Expanded

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