![]() ![]() When on the "User sign-in" page of the Microsoft Azure Active Directory Connect tool select Do not configure as the "Sign On method". When prompted to download and run Azure AD Connect on the same computer as the step above, do not use the "Express Settings" and instead select Customize to perform a Custom installation of Azure Active Directory Connect. to install the Microsoft Azure Active Directory Module for Windows PowerShell. On a computer joined to your AD domain open PowerShell and run Install-Module MSOnline as described here under Step 1, substep 2. Click Get Started to begin setup and step through the guided prompts. Log in to the Office Admin portal as the tenant administrator and open the Sync users from your Windows Server Active Directory setup action. However, if you have already configured AD to Entra ID synchronization and did not select the mS-DS-ConsistencyGuid attribute as the Source Anchor note that you cannot modify the selected Source Anchor attribute and must uninstall and reinstall Azure AD Connect in order to change it. If you previously configured directory synchronization between your on-premises AD domain and Microsoft 365, skip these steps and proceed to Create the Microsoft 365 Application in Duo. You will need to sync users from your Active Directory to your Microsoft 365 account. Microsoft 365 requires that users are already provisioned inside Microsoft 365 when an authentication attempt happens. Enable Directory Synchronization in Microsoft 365 It is recommended that you have a tenant administrator account in your "" so you don't lock yourself out of your tenant. Configure Single Sign-Onīefore configuring Microsoft 365 you'll first need to enable Duo Single Sign-On for your Duo account and configure a working Active Directory authentication source. required for SharePoint but not Yammer), see our instructions for Duo for Entra ID Conditional Access. ![]() If you're interested in a Duo solution for Microsoft 365 that doesn't require installing any on-premises Duo components and allows Duo to be applied per Microsoft 365 application (i.e. Duo checks the user, device, and network against an application's policy before allowing access to the application. For example, you can require that Salesforce users complete two-factor authentication at every login, but only once every seven days when accessing Microsoft 365. Microsoft domains federated with Duo SSO on or before Februmust update the federation configuration following the steps in Duo Knowledge Base article 7538.ĭuo Single Sign-On is available in Duo Premier, Duo Advantage, and Duo Essentials plans, which also include the ability to define policies that enforce unique controls for each individual SSO application. Microsoft 365 domains federated to Duo SSO after February 24th automatically have MFA support for their federated domain enabled. Once you federate a custom domain your Microsoft Online tenant with Duo Single Sign-On, all Microsoft 365 applications will redirect those federated users to Duo when they sign in, while cloud-only (non-federated) users continue to log in using the Microsoft Online sign-in form.ĭuo Single Sign-On satisfies Entra ID MFA requirements as of February 24, 2022. Duo SSO acts as an identity provider (IdP), authenticating your users using existing on-premises Active Directory (AD) and prompting for two-factor authentication before permitting access to Microsoft 365. Video Overviewĭuo Single Sign-On (SSO) is our cloud-hosted SSO product which layers Duo's strong authentication and flexible policy engine on top of Microsoft 365 logins. In addition, as sensitive information makes its way to cloud-hosted services it is even more important to secure access by implementing two-factor authentication and zero-trust policies. If a user's primary password is compromised, attackers may be able to gain access to multiple resources. While SSO is convenient for users, it presents new security challenges. Single sign-on (SSO) technologies seek to unify identities across systems and reduce the number of different credentials a user has to remember or input to gain access to resources. Our cloud-hosted SSO identity provider offers inline user enrollment, self-service device management, and support for a variety of authentication methods - such as passkeys and security keys, Duo Push, or Verified Duo Push - in the Universal Prompt.Īs business applications move from on-premises to cloud hosted solutions, users experience password fatigue due to disparate logons for different applications. Duo offers a variety of methods for adding two-factor authentication and flexible security policies to Microsoft 365 SAML 2.0 logins with Duo Single-Sign On. ![]()
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