For the excluded group, consider creating a separate sign-on policy and allowing restricted access using Network Zones. Managed: Only managed devices can access the app. In addition to providing a password, users matching this rule can choose any enrolled authentication factor (except phone and email). If these credentials are no longer valid, the authentication of a user via Rich Client failures will appear since authentication with the IDP was not successful. Outlook 2010 and below on Windows do not support Modern Authentication. These policies are required to ensure coverage when users are not protected by the Office 365 Authentication Policies. Anything within the domain is immediately trusted and can be controlled via GPOs. Once the user has a valid refresh token, they will not be prompted for login and will continue to have access until the refresh token expires. MacOS Mail did not support modern authentication until version 10.14. An access Token is granted for the combination of user, client, and resource that is used when the user first logs in. Click Add Rule . This article is the first of a three-part series. AAD receives the request and checks the federation settings for domainA.com. Pass-through authentication removes the need to synchronize the password hash to a cloud Azure AD by using intermediate systems called pass-through authentication agents that act as liaison between on-premises AD and Azure AD. : If an Exchange Online tenant was activated before August 2017, it was configured to use basic authentication by default. Before implementing the flow, you must first create custom scopes for the custom authorization server used to authenticate your app from the Okta Admin Console. Microsoft Outlook clients that do not support Modern authentication are listed below. Our second entry, calculates the risks associated with using Microsoft legacy authentication. If the value of OAuth2ClientProfileEnabled is true, then modern auth is enabled for the domain. Now that your machines are Hybrid domain joined, lets cover day-to-day usage. Here are a few Microsoft services or features available to use in Azure AD once a device is properly hybrid joined. If the number of choices is overwhelming, we recommend exporting the search to a CSV or continuing the search in a SIEM. At the same time, while Microsoft can be critical, it isnt everything. Later sections of this paper focus on changes required to enforce MFA on Office 365 using federated authentication with Okta as IDP. Remote work, cold turkey. Note that this method will only set the configuration for the newly created mailboxes and not the existing ones. Identity | Okta 1. Daily logins will authenticate against AAD to receive a Primary Refresh Token (PRT) that is granted at Windows 10 device registration, prompting the machine to use the WINLOGON service. Set an appropriate date range and enter the following query into the search field: debugContext.debugData.requestUri eq "/app/office365/{office365 App ID}/sso/wsfed/active. Copyright 2023 Okta. Rather, transformation requires incremental change towards modernization, all without drastically upending the end-user experience. Administrators must actively enable modern authentication. Here's everything you need to succeed with Okta. The policy configuration consists of the following: Client: Select Web browser and Modern Authentication client and all platforms: Actions: Select Allowed and enable Prompt for factor. Refresh tokens are valid for a period of 90 days and are used to obtain new sets of access/refresh tokens. Today, basic authentication is disabled by default in any new Office 365 tenant, just as it has been in the default Okta access policy for some time. And most firms cant move wholly to the cloud overnight if theyre not there already. The Okta Identity Cloud connects and protects employees of many of the worlds largest enterprises. All access to Office 365 will be over Modern Authentication. https://platform.cloud.coveo.com/rest/search, https://support.okta.com/help/s/global-search/%40uri, https://support.okta.com/help/services/apexrest/PublicSearchToken?site=help, Never re-authenticate if the session is active, Re-authentication frequency for all other factors is. This guide explains how to implement a Client Credentials flow for your app with Okta. Select one of the following: Configures the resulting app permissions if all the previous conditions are met: Configures the authentication that is required to access the app: Configures the possession factor characteristics: Configures how often a user is required to re-authenticate: Use the following configuration as a guide for rule 1: Use the following configuration as a guide for rule 2: Use the following configuration as a guide for rule 3. 1. D. Office 365 Administrators will need the Modern Authentication supported PowerShell module to connect to online Exchange. Auditing your Okta org for Legacy Authentication Sign users in overview | Okta Developer See, Okta has multiple authentication solutions that provide trade-offs in terms of implementation complexity, maintenance, security, and degrees of customization. To be honest I'm not sure it's a good idea to kill their session in Okta, only b/c they are not assigned to your application. Okta provides authentication solutions that integrate seamlessly into your apps across a wide variety of platforms, whether you are developing an app for your employees or customers, building a portal for your partners, or creating another solution that requires a sign-in flow. EWS is an API used in Outlook apps that interact with Exchange (mail, calendar, contacts) objects. If the number of choices is overwhelming, we recommend exporting the search to a CSV or continuing the search in a SIEM. prompt can be set to every sign-on or every session. The goal of creating a block policy is to deny access to clients that rely on legacy authentication protocols which only support Basic Authentication irrespective of location and device platform. Access and Refresh Tokens. Its rare that an organization can simply abandon its entire on-prem AD infrastructure and become cloud-centric overnight. From professional services to documentation, all via the latest industry blogs, we've got you covered. To confirm that the policy exists or review the policy, enter the command: Get-AuthenticationPolicy -Identity "Block Basic Authentication". NB: these results wont be limited to the previous conditions in your search. Copyright 2023 Okta. Copyright 2023 Okta. A. The MFA requirement is fulfilled and the sign-on flow continues. This allows users to authenticate to cloud-based services such as Office 365 using the same password as the on-premises AD. Authentication error message in okta login page - Stack Overflow to locate and select the relevant Office 365 instance. Its responsible for syncing computer objects between the environments. Pass-through Authentication allows users to use the password to access cloud services like Office 365, as the one stored in on-premise AD. Upgrade from Okta Classic Engine to Okta Identity Engine. , specifically, checking credentials stolen from third parties against accounts with basic authentication enabled. Androids native mail client does not support modern authentication. Different flows and features use diverse endpoints and, consequently, result in different behaviors based on different policies. Signing in to Office 365, Azure, or Intune by using single sign-on Figure 1 below shows the Office 365 access matrix based on access protocols and authentication methods listed in Table 1: In most corporate environments nowadays, it is imperative to enforce multi-factor authentication to protect email access. At least one of the following users: Only allows specific users to access the app. apex, integration, saml, detail-page. Historically, basic authentication has worked well in the AD on-prem world using the WS-Trust security specification, but has proven to be quite susceptible to attacks in distributed environments. Note: If the value that is returned is broken into more than one line, return to your text editor and make sure that the entire results are on a single line with no text wrapping. Implement the Client Credentials flow in Okta. In this scenario, MFA can only be enforced via Azure MFA, third-party MFA solutions are not supported. To learn more, read Azure AD joined devices. Select one of the following: Configures whether devices must be managed to access the app. To access Exchange Online over Modern Authentication using PowerShell, install the Microsoft Exchange Online Remote PowerShell Module. If a domain is federated with Okta, traffic is redirected to Okta. D. Office 365 currently does not offer the capability to disable Basic Authentication. Office 365 application level policies are unique. Secure your consumer and SaaS apps, while creating optimized digital experiences. Optimized Digital Experiences. Okta Account Chooser Please enable it to improve your browsing experience. See the Scopes section of the Create a custom authorization server guide for more information on creating custom scopes. Once the above policies in place, the final configuration should look similar to as shown in Figure 14: To reduce the number of times a user is required to sign-in to Office 365 application, Azure AD issues two types of tokens i.e. ** Even after revoking a 'refresh-token', the user might still be able to access Office 365 as long as access token is valid. If the credentials are accurate, Okta responds with an access token. For example, a malicious actor could easily spoof a device platform, so you shouldn't use the device platform as the key component of an authentication policy rule. Please enable it to improve your browsing experience. For more info read: Configure hybrid Azure Active Directory join for federated domains. In the Admin Console, go to SecurityAuthentication Policies. The client ID, the client secret, and the Okta URL are configured correctly. domainA.com is federated with Okta, so the user is redirected via an embedded web browser to Okta from the modern authentication endpoint (/passive). Check the VPN device configuration to make sure only PAP authentication is enabled. For running Exchange Powershell commands in your windows machine (or server), install the Windows Management Framework 5.1. Never re-authenticate if the session is active: The user is not required to re-athenticate if they are in an active session. Copy the clientid:clientsecret line to the clipboard. Enter Admin Username and Admin Password. Embed the Okta Sign-In Widget into your own code base to host the authentication client on your servers. This allows Vault to be integrated into environments using Okta. You can find the client ID and secret on the General tab for your app integration. In the context of this document, the term Access Protocol indicates the protocols such as POP, IMAP, Exchange ActiveSync, Exchange Web Services (EWS), MAPI and PowerShell. Your app uses the access token to make authorized requests to the resource server. Clients that rely on legacy authentication protocols (including, not limited to, legacy Outlook and Skype clients and a few native clients) will be prevented from accessing Office 365. Okta provides the flexibility to use custom user agent strings to bypass block policies for specific devices such as Windows 10 (Windows-AzureAD-Authentication-Provider/1.0). But later it says "Authorisation Error: invalid_client: Client authentication failed.Either the client or the client credentials are . Reduce account takeover attacks. Deny access when clients use Basic Authentication and. Connect and protect your employees, contractors, and business partners with Identity-powered security. Windows Hello for Business, Microsoft Autopilot, Conditional Access, and Microsoft Intune are just the latest Azure services that you can benefit from in a hybrid AAD joined environment. To guarantee that the user is who they say they are, you can combine different authentication methods for higher security requirements. Using Oktas System Log to find FAILED legacy authentication events. This procedure provides an example of how to configure an authentication policy that allows passwordless access to apps. It allows them to access the application after they provide a password and any other authentication factor except phone or email. Outlook 2011 and below on MacOS only support Basic Authentication. Okta Logs can be accessed using two methods. 8. Enable Modern Authentication on Office 365, C. Disable Legacy Authentication Protocols on Office 365 (OPTIONAL), D. Disable Basic Authentication on Office 365, E. Configure Office 365 client access policy in Okta. Empower agile workforces and high-performing IT teams with Workforce Identity Cloud. Windows 10 seeks a second factor for authentication. Azure AD supports two main methods for configuring user authentication: A. Login - Okta It's a mode of authentication that doesn't support OAuth2, so administrators can't protect that access with multi factor authentication or client access policies. Launch PowerShell as administrator and connect to Exchange: Note: If your administrator account has MFA enabled, follow the instructions in Microsofts documentation. After you upgrade from an Okta Classic Engine to an Okta Identity Engine, end users will have a different user verification experience. There are two types of authentication in the Microsoft space: Basic authentication, aka legacy authentication, simply uses usernames and passwords. Rules are numbered. Additional email clients and platforms that were not tested as part of this research may require further evaluation. Office 365 email access is governed by two attributes: an authentication method and an access protocol. Any help will be appreciated it. Although sent with SSL, the header or custom header authentication didn't meet more stringent security requirements for various clients and industries. Using a scheduled task in Windows from the GPO an AAD join is retried. Doing so for every Office 365 login may not always be possible because of the following limitations: A. For example, lets say you want to create a policy that applies MFA while off network and no MFA while on network. Other considerations: There are a number of other things that you need to consider, such as whether to use Single Sign-On, to add an external identity provider, and more. Join a DevLab in your city and become a Customer Identity pro! If you already know your Office 365 App ID, the search query is pretty straightforward. Registered: Only registered devices can access the app. Use multi-factor authentication to provide a higher level of assurance even if a user's password has been compromised. For more details refer to Getting Started with Office 365 Client Access Policy. Suddenly, were all remote workers. It is a catch-all rule that denies access to the application. The Office 365 Exchange online console does not provide an option to disable basic authentication for all users at once. Email clients use a combination consisting of one of each of the two attributes to access Office 365 email. If the policy includes multiple rules and the conditions of the first rule aren't satisfied when a user tries to access the app, Okta skips this rule and evaluates the user against the next rule. You will need to replace Pop in the commands with Imap and ActiveSync to disable those protocols as well. Modern Authentication can be enabled on Office 2013 clients by. No matter what industry, use case, or level of support you need, weve got you covered. Okta gives you a neutral, powerful and extensible platform that puts identity at the heart of your stack. Join a DevLab in your city and become a Customer Identity pro! Okta log fields and events. Select the Enable API integrationcheck box. Okta inline hook calls to third-party external web services previously provided only header-based authentication for security. Use Okta's UI to add or remove users, modify profile and authorization attributes, and quickly troubleshoot user sign-in issues. However, there are few things to note about the cloud authentication methods listed above. When a user moves off the network (i.e., no longer in zone), Conditional Access will detect the change and signal for a fresh login with MFA. The custom report will now be permanently listed at the top-right of, Common user agents in legacy authentication logs, Here are some common user agent strings from Legacy Authentication events (those with. They continuously monitor and rapidly respond to these attacks to protect customer tenants and the Okta service. Open a new PowerShell window as administrator and Install Azure AD PowerShell Module: 2. From the General tab of your app integration, save the generated Client ID and Client secret values to implement your authorization flow. Important:The System Log APIwill eventually replace the Events API and contains much more structured data. Instruct users to configure Outlook, Gmail or other mobile apps that support modern authentication. Lets start with a generic search for legacy authentication in Oktas System Log. 1. With any of the prior suggested searches in your search bar, select Advanced Filters. Note the parameters that are being passed: If the credentials are valid, the application receives an access token: Use this section to Base64-encode the client ID and secret. But there are a number of reasons Microsoft customers continue to use it: Okta advises Microsoft customers to enable modern authentication and disable legacy authentication to Exchange Online using PowerShell before federating Office 365 access to Okta (at either the tenant or mailbox level). In the Admin Console, go to Applications> Applications. The following image reflects the rules that are provided as an example: This rule applies to users with devices that are managed, registered, and have secure hardware. Okta gives you a neutral, powerful and extensible platform that puts identity at the heart of your stack. Not all access protocols used by Office 365 mail clients support Modern Authentication. When you finish encoding, you can then use the encoded client ID and secret in the HTTP Authorization header in the following format: 'authorization: Basic
okta authentication of a user via rich client failure