outlook 2019 enable modern authentication

Due to high volumes, response times in the community may be delayed over the next few days. Please refer to our self-help content for additional assistance. Thank you! Microsoft Support. Did this solve your problem?

Office 365 Conditional Access Policies 1 - Block Legacy Authentication

Yes No. Sorry this didn't help. Thanks for your feedback. OAuth encrypts your username and password to protect your info from hackers and fraudsters. It also lists Outlookand as Non- OAuth compatible; doesn't address so it's confusing to me I wouldnt count on it though.

Outlook has some really old code in it that prevents them from addng 2-FA for now. Other office apps have had it for years. But Outlook on Windows does not.

All other outlooks do macos, ios, android support it. That is not true. Outlook and later supports 2 Factor authentication. If using Exchange Online you have to enable modern authentication.

October 6, Due to high volumes, response times in the community may be delayed over the next few days. Is Outlook OAuth compatible? This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread. I have the same question Palcouk Volunteer Moderator.

Do you perhaps mean two factor authorisation? Thanks for marking this as the answer. How satisfied are you with this reply?Part one explained what Modern Authentication is and why organizations would or would not want to implement it. You can read part one here. Once Modern Authentication is enabled a user will authenticate with one of the Office services and they will be issued both an Access Token and a Refresh Token. The Refresh Token is longer-lived and can by valid for up to 90 days in some cases.

The Access Token is what is used to gain access to the Office services, and when the Access Token expires the Office client will present the Refresh Token to Azure Active Directory and request a new Access Token to use with the service. The default lifetime for a Refresh Token is 14 days. Features such as Conditional Access Policies may force users to sign-in again even though the Refresh Token is still valid. To enable modern authentication for any devices running Windows for example on laptops and tablets that have Microsoft Office installed, you need to set the following registry keys.

The keys have to be set on each device that you want to enable for modern authentication:. Modern authentication uses OAuth 2. Office clients support modern authentication by default, and no action is needed for the client to use these new flows.

However, explicit action is needed to use legacy authentication. Office client apps support legacy authentication by default. Legacy means that they support either Microsoft Online Sign-in Assistant or basic authentication. For these clients to use modern authentication features, the Windows client must have registry keys set. See notes above. Once Modern Authentication has been enabled, any client access filtering policies will need to be changed as follows:.

If you missed part one of our two-part series, make sure you check it out here. How to use Modern Authentication Client supportability Modern Authentication is automatically on for Office client apps.

New resources for moving to Modern Authentication

Office must be build Office services Exchange Online is off by default. Skype for Business Online is off by default. See notes above Exchange Online Office client app version Registry key present? Modern authentication on? If the server refuses a modern authentication connection, then basic authentication is used.When you enable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication Outlook or later use modern authentication to connect to Exchange Online mailboxes.

For more information, see How modern authentication works for Office client apps. When you disable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication use basic authentication to connect to Exchange Online mailboxes. They don't use modern authentication.

For tenants created before August 1,modern authentication is turned off by default for Exchange Online and Skype for Business Online. Enabling or disabling modern authentication in Exchange Online as described in this topic only affects modern authentication connections by Windows-based Outlook clients that support modern authentication Outlook or later.

Enabling or disabling modern authentication in Exchange Online as described in this topic does not affect other email clients that support modern authentication for example, Outlook Mobile, Outlook for Macand Exchange ActiveSync in iOS 11 or later.

These other email clients always use modern authentication to log in to Exchange Online mailboxes.

Enable or disable modern authentication for Outlook in Exchange Online

For more information, see What are security defaults? When you enable modern authentication in Exchange Online, Windows-based Outlook clients that support modern authentication will be prompted to log in again. Further, the Basic Auth login dialog box and the Modern Auth dialog box look very different. You should synchronize the state of modern authentication in Exchange Online with Skype for Business Online to prevent multiple log in prompts in Skype for Business clients.

For instructions, see Skype for Business Online: Enable your tenant for modern authentication. A user with multiple accounts configured in their Outlook profile might receive an error when they try to connect to their mailbox.

For more information, see KB Connect to Exchange Online PowerShell. Run the following command to enable modern authentication connections to Exchange Online by Outlook or later clients:.

Note that the previous command does not block or prevent Outlook or later clients from using basic authentication connections.

Run the following command to prevent modern authentication connections force the use of basic authentication connections to Exchange Online by Outlook or later clients:. How modern authentication works for Office and Office client apps.

Outlook 2019 OAuth Compatible?

Set up multi-factor authentication. Skip to main content. Contents Exit focus mode. Note For tenants created before August 1,modern authentication is turned off by default for Exchange Online and Skype for Business Online. Is this page helpful? Yes No. Any additional feedback? Skip Submit. Submit and view feedback for This product This page. View all page feedback.Microsoft recently announced that They should have made it clear that you need to take one more action and disable basic or legacy authentication.

Basic or legacy authentication is what most people use when they log into websites and networks: a username and a password. If someone cracks that, has harvested the hash value and can reuse it, or used brute force and password spraying techniques to gain access, they are in. Most people reuse passwords, so once an attacker has breached a database, they can try that password on your server or other sites.

So, you need to turn off legacy authentication when implementing MFA. What are the consequences to that? Third-party tools that plug into your online applications might no longer work. This is honestly a good thing, because you need to demand that vendors stop using an old insecure method to connect to your information.

Ensure that you are using newer Outlook clients to connect to Office Outlook is no longer supported to connect to Office even though some still use the platform. The user impact plays out in various scenarios. I described how to disable basic authentication on Office earlier, but what about on-premises Microsoft Exchange?

In a word, yes. Attackers can use some of the same tools they use to evaluate risks on Office on your on-premises Exchange Server. Prior versions of Exchange are not able to perform the settings. First, determine what version of Outlook or mail platforms you use to connect to Exchange.

The following platforms can connect to Exchange without basic authentication. This is true for both Office as well as Exchange For Outlook you need to enable its ability to support modern authentication through a registry key. Next, set the following value.

outlook 2019 enable modern authentication

Now that you have Outlook set to support modern authentication, you can also roll out the setting in either Office or Exchange The mailboxes must be hosted on mailboxes that are on an Exchange CU2 server. To block legacy authentication, prepare authentication policies. In the Exchange management shell, enter the following PowerShell command:. You can assign the policy individually or via attributes. If your usernames do not have spaces, you can build a text file that injects the usernames into the script.

Prepare a text file of all the users in your organization for whom you wish to block legacy authentication, save the list to ListofUsersBlockLegacyAuth.

If you want to set this as the default policy, use the following command that all new users to the organization will only accept modern authentication. Here are the latest Insider stories. More Insider Sign Out. Sign In Register.

Sign Out Sign In Register. Latest Insider. Check out the latest Insider stories here. More from the IDG Network.Modern authentication in Exchange Online enables authentication features like multi-factor authentication MFA. Modern Authentication is by default enabled in Exchange Online and Outlook or later supports Modern authentication.

But then it might be the possibility that somehow, they have disabled it. There was a workaround to create an App password to login but then why not modern authentication. Run the following command to enable Modern Authentication connection to Exchange Online by Outlook or later clients. Some organizations might have the requirement to disable modern authentication connection to Exchange Online by Outlook or later clients. Run the following command to disable the same.

To verify that the change was successful. I hope the above steps will be able to resolve the issues whenever the user is unable to login to Outlook client with Multi-Factor Authentication. By continuing to use the site, you agree to the use of cookies.

The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this. Share Story :. Click Here.However, I can log into my email in Outlook. I can't even create my profile. If I go into settings and try to do it manually, or I go to Mail under Control Panel, neither will allow me to create a profile that will connect.

The same steps on a Win 8. Office is supposed to work with Modern Authentication, so I suspect it's Win 8. Thank you, karimzaki! This helps to ensure that there are no more password loop issues, no loss of exchange connectivity and no other issues deploying mass autodiscover updates with MFA enabled.

I had no problem with Outlook I installed Outlook and there it won't work with any of the passwords I tried. If newly created app password does not work, problem should not be in MFA. I tried both a newly created app password as well as an older app password I had saved in Lastpass.

Neither worked. I've also tried creating the profile both from opening Outlook, but also going into the Control Panel and the mail setting and going there. Brand Representative for Quadrotech. If you are not able to even create the profile, it's most likely an autodiscover issue, in which case you should check whether you are being redirected to the correct endpoint. Obviously if you are hitting a different endpoint, such as on-premises server or your hosting provider's one common issue with cPanel-based installsthe O credentials will not work.

Enabling Modern Authentication did it. It's now working. I didn't read all the materials on Modern Authentication. Am I going to start having staff complaining to me about it? Um, enabling Modern authentication has always been a requirement for MFA, I assumed you already have it enabled. The use of app passwords is a workaround, and an ugly one, and should be avoided. Outlook and up are compatible with Modern Authentication. If you have MFA enabled on Office email account and still would like to sign-in with your corporate Office credentials then you will need to have Modern Authentication enabled.

If you do NOT want to use Modern Authentication because you still have Outlook and lower in your network environment, then create an App password under your Office account and use that password for your Outlook client. Modern Authentication is a create step to increase security on your network because it does NOT store your Office credentials in the credential manager located in the control panel.

It will store ADAL tokens instead. Only a few administrators use MFA now. Everyone else just uses O credentials. We've got all Office or in the environment. I just discovered the recent adopters of Office who setup Outlook before I enabled Modern Authentication will need to recreate an Outlook profile for it to maintain the password.Read this article to learn how OfficeOfficeand Office client apps use modern authentication features based on the authentication configuration on the Microsoft tenant for Exchange Online, SharePoint Online, and Skype for Business Online.

Legacy client apps, such as Office and Office for Macdo not support modern authentication and can only be used with basic authentication. Turned on for Exchange Online by default. See Enable or disable modern authentication in Exchange Online to turn it off or on. Turned on for Skype for Business Online by default.

See Enable Skype for Business Online for modern authentication to turn it off or on. For tenants created before August 1,modern authentication is turned off by default for Exchange Online and Skype for Business Online. Office client apps support legacy authentication by default.

outlook 2019 enable modern authentication

Legacy means that they support either Microsoft Online Sign-in Assistant or basic authentication. In order for these clients to use modern authentication features, the Windows client must have registry keys set. To enable modern authentication for any devices running Windows for example on laptops and tabletsthat have Microsoft Office installed, you need to set the following registry keys.

The keys have to be set on each device that you want to enable for modern authentication:. Office and Office clients support modern authentication by default, and no action is needed for the client to use these new flows. However, explicit action is needed to use legacy authentication. Click the links below to see how OfficeOfficeand Office client authentication works with the Microsoft services depending on whether or not modern authentication is turned on.

Exchange Online. SharePoint Online. Skype for Business Online. The following table describes the authentication behavior for OfficeOfficeand Office client apps when they connect to Exchange Online with or without modern authentication. The following table describes the authentication behavior for OfficeOfficeand Office client apps when they connect to SharePoint Online with or without modern authentication.

outlook 2019 enable modern authentication

The following table describes the authentication behavior for OfficeOfficeand Office client apps when they connect to Skype for Business Online with or without modern authentication. Enable Modern Authentication for Office on Windows devices. Multi-factor authentication for Microsoft Sign in to Microsoft with multi-factor authentication. Microsoft Enterprise overview. Skip to main content. Contents Exit focus mode.

Note Legacy client apps, such as Office and Office for Macdo not support modern authentication and can only be used with basic authentication. Note For tenants created before August 1,modern authentication is turned off by default for Exchange Online and Skype for Business Online. Is this page helpful? Yes No. Any additional feedback? Skip Submit. Submit and view feedback for This product This page.

View all page feedback.