https://janbakker.tech/tags/microsoft-authenticator/Recent content in Microsoft Authenticator on JanBakker.techHugoen-USJan BakkerThu, 29 Oct 2026 10:00:00 +0200https://janbakker.tech/authentication-strength-conditional-access-policy-loops-microsoft-authenticator-credential-registration-service-principal/Thu, 29 Oct 2026 10:00:00 +0200https://janbakker.tech/authentication-strength-conditional-access-policy-loops-microsoft-authenticator-credential-registration-service-principal/<p>Microsoft has added a new workaround for a specific Conditional Access loop that can stop users from registering a passkey in Microsoft Authenticator.</p> <p>The loop can happen when a policy targets <strong>All resources</strong> and requires users to authenticate with a passkey in Authenticator. The policy then requires a passkey when a user is trying to add that same passkey. They can&rsquo;t satisfy the requirement until registration is complete, which causes a loop or lockout.</p>