Microsoft Authenticator is a free mobile app that enhances account security by enabling passwordless sign-in, two-step verification, and account recovery. It supports personal, work, and school accounts and is available for both iOS and Android device.
Duo Verified Push enhances the security of conventional MFA by requiring you to enter a code on your device to complete login. After July 10th, you will no longer be offered the option to approve or deny a Duo push notification without entering the code provided during the login process.