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Use Microsoft Authenticator for easy, secure sign-ins for all your online accounts using multi-factor authentication, passwordless, or password autofill. You also have additional account management options for your Microsoft personal, work or school accounts.









Customer Scores
January 11, 2025
This is the most aggravated I can remember being in a long time. I've been trying to get my work email on outlook for the last 3 hours, and have been in a nonstop loop of outlook giving me a code to e.Alex Wilkinson
October 21, 2024
Great app for keeping track of all your accounts, however being done by Microsoft, the fact the info doesn't cross over to windows when on your computer is a huge oversight. Never use the password gen.Chris Brogan
Exhibition





100M+Downloads
5.4★Rating
32kReviews
Getting started with multi-factor authentication
Multi factor authentication (MFA) or two factor authentication (2FA) provides a second layer of security. When logging in with multi-factor authentication, you’ll enter your password, and then you’ll be asked for an additional way to prove it’s really you. Either approve the notification sent to the Microsoft Authenticator, or enter the one-time password (OTP) generated by the app. The one-time passwords (OTP codes) have a 30 second timer counting down. This timer is so you ne.