Category: MFA

Troubleshooting NPS extension for Azure Multi-Factor Authentication

I’m sure you are familiar with following official documentation how to use your existing NPS infrastructure with Azure Multi-Factor Authentication.  And the following one is proving detailed steps to troubleshoot error messages from the NPS extension for Azure MFA Here are the recommended troubleshooting steps in case you see the following combination of errors in … Continue reading Troubleshooting NPS extension for Azure Multi-Factor Authentication

AD FS 2016 Access Control Policies troubleshooting

The Access Control (AC) policies were introduced in AD FS 2016. See this official documentation to get familiar with AD FS Access Control policies concept and settings. Recently had to troubleshoot the following scenario. Customer has Hybrid Exchange environment with email boxes located in on premises Exchange 2010 and archives located in Exchange Online. Exchange … Continue reading AD FS 2016 Access Control Policies troubleshooting

Azure Multi-Factor Authentication Server not sending emails out for new users

Recently was troubleshooting the issue when no email is sent to the new MFA server users regardless all the configurations seems to be correct. See following official documentation for more details.  Because Administrator was able to send the Update email to the end user, we excluded the improper SMTP server configuration. Per MFA server Help … Continue reading Azure Multi-Factor Authentication Server not sending emails out for new users

Azure Multi-Factor Authentication Server with ADFS – EventID 105 troubleshooting. Part 2

You might already have checked for the EventID 105 error solution in my previous post. This time the issue was similar, followed the official instructions - https://docs.microsoft.com/en-us/azure/multi-factor-authentication/multi-factor-authentication-get-started-adfs-w2k12 and when restarting the AD FS service we got the EventID 105. Looking at the ADFS Debug logs see new error: Log Name:      AD FS Tracing/Debug Source:        AD FS … Continue reading Azure Multi-Factor Authentication Server with ADFS – EventID 105 troubleshooting. Part 2

Mobile app authentication with Azure Multi-Factor Authentication Server – Error calling the local authentication service troubleshooting

Customer was configuring the Mobile application authenticator portal in his new MFA server environment. One server was used to hold MFA server, MFA User portal and mobile portal roles. Official documentation was used - https://docs.microsoft.com/en-us/azure/multi-factor-authentication/multi-factor-authentication-get-started-server-webservice All the prerequisites were met: Azure Multi-Factor Authentication Web Service SDK installed; Web.Config in the C:\inetpub\wwwroot\MultiFactorAuthMobileAppWebService was updated with the … Continue reading Mobile app authentication with Azure Multi-Factor Authentication Server – Error calling the local authentication service troubleshooting

Azure Multi-Factor Authentication Server with ADFS – EventID 105 troubleshooting.

One of the customers was following these instructions to configure Azure MFA Server to work with ADFS - https://docs.microsoft.com/en-us/azure/multi-factor-authentication/multi-factor-authentication-get-started-adfs-w2k12 In his environment the MFA and ADFS roles were installed on separate servers (1 MFA and 2 ADFS servers with SQL database). After carefully completing instructions, we saw following errors in the ADFS Admin logs after … Continue reading Azure Multi-Factor Authentication Server with ADFS – EventID 105 troubleshooting.