In this post, I will show you how to use my Duo Authentication for Windows Logon PowerShell scripts to check whether Duo Win Logon is installed, install Duo Win Logon, or upgrade Duo Win Logon. Previously, I wrote the blog post Upgrading Duo Authentication for Windows Logon. That blog post covered how to upgrade Duo…
Duo Authentication Proxy is a very useful way to add MFA to LDAP and RADIUS. It is also a way to sync your users with Duo. You can install Duo Authentication Proxy on Windows or Linux. While older versions of Duo Auth Proxy typically keep working, a Duo certificate expires in February 2026, and you…
Microsoft recently introduced the public preview of External Authentication Methods in Microsoft Entra ID. I am very excited about External Authentication Methods as they finally allow third-party MFA providers like Cisco Duo to integrate better with Microsoft Entra ID (formerly Microsoft Azure AD). Microsoft has supported third-party MFA providers for years. The original method for…
Update The script below still works. However, the MSI installer for Duo Win Logon does not include the new Microsoft Visual C++ 2022 Redistributable dependency. For a safer upgrade, I created a new PowerShell script that uses the EXE installer for Duo Win Logon, which includes the dependency. My new post Install or Upgrade Duo…
