Azure AD Multi-Factor Authentication Server is also deprecated and will stop handling MFA requests after September 30, 2024.
Windows authentication and Azure MFA Server - Microsoft Entra No persistent user data is stored in the cloud. To use the Microsoft Authenticator app, the user must enable push notifications for their device. Your authentication target could be Active Directory, an LDAP directory, or another RADIUS server. Test configuring and using multi-factor authentication as a user. Although we don't share specific throttling limits, they are based around reasonable usage. Messages that are longer than 20 seconds can cause the verification to fail. In the Azure MFA Server, on the left, select Users. 2. Sign in to the Azure portal as an administrator. An internal claim used by Azure AD to record data for token reuse. What is the best approach to this in a staged migration, with the end goal to get rid of Federation all together. These fields are: In addition to the fields above, the verification result (success/denial) and reason for any denials is also stored with the authentication data and available through the authentication/usage reports. If you need to validate that a text message is from Azure AD Multi-Factor Authentication, see What SMS short codes are used for sending messages?. The Microsoft Authenticator app is available for Android, iOS, and Windows Phone. This TLS/SSL Certificate is usually a publicly signed TLS/SSL Certificate. It must be encoded in Base32. Your users might be charged for the phone calls or text messages they receive, according to their personal phone service. Sign in with your non-administrator test user, such as testuser. Complete the install using the defaults unless you need to change them for some reason. An MFA Server is a Windows Server that has the Azure Multi-Factor Authentication software installed. There are many ways to set up this configuration with Azure MFA Server. When the user enters the code, the authentication request to validate it must be sent to the same server. More info about Internet Explorer and Microsoft Edge, migrate their users authentication data, Tutorial: Secure user sign-in events with Azure AD Multi-Factor Authentication, Integrate your existing NPS infrastructure with Azure Multi-Factor Authentication, If the Azure MFA Server is installed on a domain-joined server in an Active Directory environment, select, If users should be authenticated against an LDAP directory, select, If users should be authenticated against another RADIUS server, select. Prompt for bypass seconds provides the user with a box so they can change the default of 300 seconds. In this configuration, one-way SMS and OATH tokens don't work since the MFA Server can't initiate a successful RADIUS Challenge response using alternative protocols. For example, the prompt could be to enter a code on their cellphone or to provide a fingerprint scan. The Azure MFA Server accepts requests from a RADIUS client, validates credentials against the authentication target, adds Azure Multi-Factor Authentication, and sends a response back to the RADIUS client. If users receive phone calls for MFA prompts, you can configure their experience, such as caller ID or the voice greeting they hear. Move from Duo to Azure MFA ADFS. Bind a TLS/SSL Certificate to the site in IIS. If you want your users to sign in and enroll, you must select the Allow users to log in and Allow user enrollment options under the Settings tab. Descriptions of . Once a user has reported a prompt as suspicious, the risk should be investigated and remediated with Identity Protection. If you're using Windows Server 2012 R2, you need RD Gateway. The feature can increase the number of authentications for modern authentication clients that normally prompt every 180 days, if a lower duration is configured. Enable MFA for Azure AD users: Enable MFA for the user accounts that require MFA. Either Windows, Radius, or LDAP authentication. Open a PowerShell prompt and enter your own tenantId with the Set-AdfsAzureMfaTenant cmdlet. You can use ActiveIdentity tokens that are OATH TOTP tokens if you put the secret key in a CSV file and import to Multi-Factor Authentication Server. Enter the email address to send the notification to. Instead, they need to set up app passwords. New customers that want to require multi-factor authentication (MFA) during sign-in events should use cloud-based Azure AD Multi-Factor Authentication. The field names in the downloaded CSV file are different from those in the uploaded version. Set up my account for multi-factor authentication. For example, For a single IP address, use notation like. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If your organization uses the NPS extension to provide MFA to on-premises applications, the source IP address will always appear to be the NPS server that the authentication attempt flows through. Thank you for using the Microsoft sign-in verification system. Some MFA settings can also be managed by an Authentication Policy Administrator. When a refresh token is validated, Azure AD checks that the last multi-factor authentication occurred within the specified number of days. acr: String, a 0 or 1, only present in v1.0 tokens: A value of 0 for the "Authentication context class" claim indicates the end-user authentication didn't meet the requirements of ISO/IEC 29115. amr: JSON array of strings, only present in v1.0 . If there are any errors in the file, you can download a CSV file that lists them. Browse to Azure Active Directory > Security > Conditional Access. For one-way SMS with MFA Server v7.0 or higher, you can configure the timeout setting by setting a registry key. More than one MFA Server can be installed on-premises.
Use Azure AD Multi-Factor Authentication with NPS - Microsoft Entra Allow users to enter a username and password on the sign-in page for the User portal. To learn more, see What authentication and verification methods are available in Azure Active Directory?
How to use the MFA Server Migration Utility to migrate to Azure AD MFA The user is registering a device with Azure AD (including Azure AD Join), and your organization requires MFA for device registration, but the user hasn't previously registered for MFA. You've successfully configured the Azure Multi-Factor Authentication Server. For Azure Multi-Factor Authentication (MFA) to function, you must configure the Azure MFA Server so that it can communicate with both the client servers and the authentication target. To ensure uninterrupted authentication services and to remain in a supported state, organizations should migrate their users authentication data to the cloud-based Azure MFA service by using the latest Migration Utility included in the most recent Azure MFA Server update. If an account or device is compromised, remembering MFA for trusted devices can affect security. Use this information to decide how and where to deploy. In the Edit LDAP Configuration dialog box, populate the fields with the information required to connect to the LDAP directory. The user must answer the phone call and enter their PIN (if applicable) and press # to move on to the next step of the self-enrollment process. Be sure that the server you are installing it on meets requirements listed in the planning section. The user enters the verification code into the sign-in interface.
Check the Enable fallback OATH token box if you want to use OATH passcodes from mobile verification apps as a backup method. Otherwise, the one-time bypass is only good for 300 seconds. The organization has created and enabled an MFA Registration policy that has been applied to the user. Adding new providers is disabled as of September 1, 2018. Thank you for using Microsoft's sign-in verification system. Check the Enable RADIUS authentication checkbox. There's no ability to use text message or phone verification with security defaults, just the Microsoft Authenticator app. Conditional Access policies can be applied to specific users, groups, and apps. You might have applications using AD FS for authentication. Other authentication scenarios might behave differently. Because of this carrier behavior, caller ID isn't guaranteed, even though the Multi-Factor Authentication system always sends it. If your MFA provider isn't linked to an Azure AD tenant, you can only deploy Azure AD Multi-Factor Authentication Server on-premises. Thank you for using Microsoft's sign-in verification system. Open a web browser from any computer and navigate to the URL where the user portal was installed (Example: https://mfa.contoso.com/MultiFactorAuth). If you don't want to use Conditional Access policies to enable trusted IPs, you can configure the service settings for Azure AD Multi-Factor Authentication by using the following steps: In the Azure portal, search for and select Azure Active Directory, and then select Users. Manage your settings for multi-factor authentication, Configure authentication session management with Conditional Access. The account needs permissions to create Active Directory security groups.
Access token claims reference - Microsoft Entra The remember multi-factor authentication feature isn't compatible with B2B users and won't be visible for B2B users when they sign in to the invited tenants. For this tutorial, select Microsoft Azure Management so that the policy applies to sign-in events to the Azure portal. Enter the URL of where the portal is being hosted. Configure third-party VPN appliances for Azure MFA Server, Augment your existing authentication infrastructure with the NPS extension for Azure MFA, More info about Internet Explorer and Microsoft Edge, Tutorial: Secure user sign-in events with Azure AD Multi-Factor Authentication. These cloud apps or actions are the scenarios that you decide require additional processing, such as prompting for multi-factor authentication. Now that the user portal is installed, you need to configure the Azure AD Multi-Factor Authentication Server to work with the portal. Under Services, right-click on Authentication Methods, and select Edit Multi-factor Authentication Methods. Under Manager MFA Server, select Server settings. Any authentication attempts for blocked users are automatically denied. Some of the fields are optional so they can be enabled or disabled within the Multi-Factor Authentication Server. The Microsoft Authenticator app is available for, Number of MFA denials that trigger account lockout, Minutes until account lockout counter is reset, Minutes until account is automatically unblocked, Enter the user name for the blocked user in the format. Create a Conditional Access policy to enable Azure AD Multi-Factor Authentication for a group of Azure AD users. The Don't ask again for X days option isn't shown on non-browser applications, regardless of whether the app supports modern authentication. The trusted IPs feature of Azure AD Multi-Factor Authentication bypasses multi-factor authentication prompts for users who sign in from a defined IP address range. Security defaults can be enabled in the Azure AD Free tier. If the server where Azure AD Multi-Factor Authentication Server is running isn't internet-facing, you should install the user portal on a separate, internet-facing server. Reinstall Azure MFA Server on a new server.
LDAP Authentication and Azure Multi-Factor Authentication Server Browse for and select your Azure AD group, such as MFA-Test-Group, then choose Select.
Download Azure Multi-Factor Authentication Server from Official Bind a TLS/SSL Certificate to the site in IIS.
Upgrading Azure MFA Server - Microsoft Entra | Microsoft Learn After entering their phone number and PIN (if applicable), the user clicks the Text Me Now to Authenticate button. If this approach doesn't work, open a support case to troubleshoot further. Insert it between your RADIUS client (VPN appliance) and your authentication target to add two-step verification. Modern authentication for Office 2013 clients. Depending on how you have configured Azure AD Multi-Factor Authentication, the user may be able to select their authentication method. For more information, see Azure MFA Server Migration. This feature is not supported to secure Terminal Services on Windows Server 2012 R2. Make sure the server that you're using for Azure Multi-Factor Authentication meets the following requirements: There are three web components that make up Azure MFA Server: All three components can be installed on the same server if the server is internet-facing. After entering their phone number(s) and PIN (if applicable), the user clicks the Call Me Now to Authenticate button. The user is generating Windows Hello for Business in Windows 10 (which requires MFA) and hasn't previously registered for MFA. Configure the RADIUS timeout to 60 seconds so that there is time to validate the user's credentials, perform two-step verification, receive their response, and then respond to the RADIUS access request. After the activation is complete, the user clicks the Authenticate Me Now button. If a corporate account becomes compromised or a trusted device is lost or stolen, you should Revoke MFA Sessions. However, you can't add new users and existing users can't update their settings until the master is back online or a subordinate gets promoted. If the rule doesn't exist, create the following rule in AD FS: For requests from a specified range of IP address subnets: To choose this option, enter the IP addresses in the text box, in CIDR notation. These messages can be used in addition to the default Microsoft recordings or to replace them. This feature allows the subsequent requests to succeed automatically, after the user succeeds the first verification in progress. OATH hardware tokens are supported as part of a public preview.
A self-signed certificate is okay for this purpose. To ensure uninterrupted authentication services and to remain in a supported state, organizations should migrate their users authentication data to the cloud-based Azure AD MFA service by using the latest Migration Utility included in the most recent MFA Server update. For more information, see Azure MFA Server Migration. You can purchase these tokens from the vendor of your choice. You can import third-party OATH TOTP tokens with the following formats: Yes, but if you're using Windows Server 2012 R2 or later, you can only secure Terminal Services by using Remote Desktop Gateway (RD Gateway). Have your users attempt up to five times in 5 minutes to get a phone call or SMS for authentication. This service account and group should exist in Active Directory if the Azure AD Multi-Factor Authentication Server is running on a domain-joined server.
Azure AD Multi-Factor Authentication FAQ - Microsoft Entra If you're using Multi-Factor Authentication Server, you can import third-party Open Authentication (OATH) time-based, one-time password (TOTP) tokens, and then use them for two-step verification. Because a test group of users is targeted for this tutorial, let's enable the policy, and then test Azure AD Multi-Factor Authentication. Users can have a combination of up to five OATH hardware tokens or authenticator applications, such as the Microsoft Authenticator app, configured for use at any time.
Configure AD FS 2016 and Azure MFA | Microsoft Learn To use your own custom messages, complete the following steps: Settings for app passwords, trusted IPs, verification options, and remembering multi-factor authentication on trusted devices are available in the service settings. Thank you for using Microsoft's sign-in verification system. IPv6 ranges are supported only in the Named locations (preview) interface. The administrative tools use this object to identify and locate the Azure AD Kerberos Server objects. The email you send should be determined by how you configure your users for two-step verification. Learn more about managing user and device settings with Azure AD Multi-Factor Authentication in the cloud. Complete the instructions on the screen to configure the method of multi-factor authentication that you've selected. To set up caching, complete the following steps: Additional MFA Server configuration options are available from the web console of the MFA Server itself. After the MFA cloud service sends the text message, the verification code (or one-time passcode) is returned to the MFA Server. You can also instruct your users to restore the original MFA status on their own devices as noted in Manage your settings for multi-factor authentication. Use these steps to change the default timeout setting: If you have multiple MFA Servers, only the one that processed the original authentication request knows the verification code that was sent to the user. Set up and configure the Azure MFA Server with. To enhance usability and minimize the number of times a user has to perform MFA on a given device, select a duration of 90 days or more.