The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

This is called two-step verification or multi-factor authentication. As the only way to sign in - just tap an approval on your phone to sign in. This is called going passwordless. Just follow the …

Apr 8, 2025 · While in Audit mode, Event ID: 45 will be logged on the domain controller when it receives a Kerberos authentication request with an unsafe certificate. The authentication …

Conveniently and securely sign in to all your online accounts using multifactor authentication, passwordless sign-in or password autofill with Microsoft Authenticator.

Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.

Two-step verification (sometimes called multi-factor authentication) helps protect you by making it more difficult for someone else to sign in to your Microsoft account.

Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

Learn how to set up the sign-in for multifactor authentication and troubleshoot most common issues using a screen reader.

If your organization supports two-factor verification or multi-factor authentication sign-in, you can set up your work or school accounts to use Authenticator as one of the verification methods.

Make sure notifications are enabled for the app. Check your text messages for authentication codes which may have arrived silently. Outdated app version: Using an outdated version of the …