To complete the sign-in process, the user is prompted to press # on their keypad. With phone call verification during SSPR or Azure AD Multi-Factor Authentication, an automated voice call is made to the phone number registered by the user. The MFA text message is similar to SMS, but RCS messages have more Microsoft branding and a verified checkmark so users know they can trust the message.

For Android, MFA text messages may be sent over RCS rather than SMS. RCS offers encryption and other improvements over SMS. To complete the sign-in process, the verification code provided is entered into the sign-in interface.Īndroid users can enable Rich Communication Services (RCS) on their devices. With text message verification during SSPR or Azure AD Multi-Factor Authentication, a Short Message Service (SMS) text is sent to the mobile phone number containing a verification code. Microsoft doesn't support short codes for countries / regions besides the United States and Canada. In the interest of our users, we may add or remove short codes at any time as we make route adjustments to improve SMS deliverability. Microsoft doesn't guarantee consistent SMS or voice-based Azure AD Multi-Factor Authentication prompt delivery by the same number.

Administrators can see this information in the user's profile, but it's not published elsewhere. Instead, users should populate their Authentication Phone attribute via the combined security info registration at. If users don't want their mobile phone number to be visible in the directory but want to use it for password reset, administrators shouldn't populate the phone number in the directory. Mobile phone verificationįor Azure AD Multi-Factor Authentication or SSPR, users can choose to receive a text message with a verification code to enter in the sign-in interface, or receive a phone call. Password reset and Azure AD Multi-Factor Authentication support phone extensions only in office phone. There needs to be a space between the country/region code and the phone number.

Microsoft azure mfa