Most billing questions can be answered by referring to either the Multi-Factor Authentication Pricing page or the documentation about How to get Azure Multi-Factor Authentication. Microsoft does not support short codes for countries besides the United States and Canada Billing In the interest of our users, Microsoft may add or remove Short codes at any time as we make route adjustments to improve SMS deliverability. Microsoft does not guarantee consistent SMS or Voice-based Multi-Factor Authentication prompt delivery by the same number. In Canada Microsoft uses the following SMS short codes: In the United States Microsoft uses the following SMS short codes: Q: What SMS short codes are used for sending SMS messages to my users? This data is available in authentication and usage reports. The verification result (success or denial), and the reason if it was denied, is stored with the authentication data. The optional fields can be configured in Multi-Factor Authentication Server. Multi-Factor Authentication Server Name.Device Token (when using mobile app authentication).Phone Number (when using a voice call or SMS authentication).Unique ID (either user name or on-premises Multi-Factor Authentication Server ID).Data fields included in two-step verification logs are as follows: When authentication requests are sent to the cloud service, data is collected for authentication and usage reports. Communication between Multi-Factor Authentication Server and the Multi-Factor Authentication cloud service uses Secure Sockets Layer (SSL) or Transport Layer Security (TLS) over port 443 outbound.

When the user performs two-step verification, Multi-Factor Authentication Server sends data to the Azure Multi-Factor Authentication cloud service for authentication. No persistent user data is stored in the cloud. With Multi-Factor Authentication Server, user data is stored only on the on-premises servers. Q: How does Azure Multi-Factor Authentication Server handle user data? It's broken down into questions about the service in general, billing models, user experiences, and troubleshooting. This FAQ answers common questions about Azure Multi-Factor Authentication and using the Multi-Factor Authentication service. Frequently asked questions about Azure Multi-Factor Authentication

Azure multi factor authentication