The original announcement can be found here. What is Basic Authentication? This set of security-related settings disables all legacy authentication methods, including basic auth and app passwords. This means that new or existingapplicationsusing one or more of these APIs/protocols will not be able to use Basic Authentication when connecting toOffice365 mailboxesor endpointsand will need to update how theyauthenticate. Select Properties (Arrow 2) and at the bottom of the page where it says Access management for Azure resources, and click on Manage Security defaults (Arrow 3). EWS (Exchange Web Services) EAS (Exchange ActiveSync) IMAP4 POP3 Admins can disable basic authentication and allow users to use modern authentication through authentication policies. By blocking basic authentication in your organization, you can force your users/applications to use modern authentication. If you or your IT department have administrative access to Microsoft 365 you can check if basic authentication protocols are enabled by: Select Modern authentication present under the Services tab. For those new to Microsoft 365, basic authentication allows users to connect to a mailbox using only a username and a password. You can also create an authentication policy with protocols exception. Many technology companies are implementing stricter security standards across their systems in an effort to reduce the cybersecurity risk to their customers. This changealsodoes notimpacton-premisesversionsofExchangeServerand only applies to Exchange Online. To make it easier to migrate your existing applications to use OAuth2.0, we are making significant investmentsto our servicethatinclude OAuth 2.0supportfor POP, IMAP,and background applicationsupportforRemotePowerShellMFA module. Were excited to announce that this first collection of UI components is now generally available! The original announcement can be found here. Modern Authentication has been enabled by default in Office 365 since 2016 and is the way forward. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Learn about the latest security threats, system optimization tricks, and the hottest new technologies in the industry. For more information on OAuth 2.0 anddetails on how to make the transition, please refer to the following articles: Microsoft identifyplatform(v2.0) overview When the users try to authenticate using basic authentication, their access requests will be blocked. Run New-AuthenticationPolicy -Name "Block Basic Authentication". If you want the policy to take effect within 30 mins, use the following code. Current Visibility: Visible to the original poster & Microsoft, Viewable by moderators and the original poster, https://techcommunity.microsoft.com/t5/exchange-team-blog/basic-authentication-and-exchange-online-february-2021-update/ba-p/2111904. Comments are closed. Cannot open the Outlook Window, Outlook crashes when opening Address Book. 5 Best Team Collaboration Tools (TCTs) for Your Business, How to Prevent Microsoft 365 From Purging Old Messages, Enabling security defaults (this is automatically turned on for new Microsoft 365 tenants). To view the existing Exchange Online authentication policies, run the Get-AuthenticationPolicy cmdlet. cmdlet to create authentication policies for yourOffice 365 organization. To enable or disable SMTP Auth for a specific mailbox, you can use the Set-CASMailbox cmdlet. Enabling security defaults can be done from Azure Active Directory. Any applications that use this authentication with be affected and could break your business workflows. To check the basic authentication status. Based on the message displayed, you can conclude whether the modern authentication is forced or the tenant is still using basic authentication. If you want to add exception to a few users, you can mention them under Exclude option. Microsoft identifyplatform(v2.0) overview, Getting started with OAuth2 for Microsoft Graph, MIME format support for Outlook mail and attachments, translate item ID APIs are now available in Microsoft Graph v1.0. Every day Basic Auth remains enabled in your tenant, your data is at risk, and so your role is to get your clients and apps off Basic Auth, move them to stronger and better options, and then secure your tenant, before we do. As Password spray attacks are increasing nowadays, its better to disable basic authentication and switch to modern authentication instead of waiting for the end of support. We plan to disable Basic Auth for these unused protocols to prevent potential mis-use. If you are a Smart Tech customer and need additional information on the impact to your print & document systems, please reach out to a Smart Tech support member at: ABOUT US:Smart Technologies Office Solutions is one of the largest and fastest growing office equipment suppliers in North America. These types of compromises show no sign of slowing down, Microsoft reports 921 password attacks every second. Select Add filters, pick the Client App, then click the Client App: None Selected to get a choice of Legacy Authentication Clients to filter on. With a last push, we should get there on January 2023. Learn new skills to develop on the Microsoft 365 platform. Here is an example of the message in the admin center: For those concerned about the security of Basic Auth, the question is, How do I disable basic authentication? You have a few options. Once you have signed in, you will be greeted with the main Azure AD page. Click New policy and create a new policy with the following configurations. Now that we have enabled security defaults, basic authentication is disabled. To get users authentication policy using PowerShell, run the below cmdlet. This will bring up a menu on the right-hand side (Arrow 4). Once you select the Yes button, the Save button that is grayed out will enable, and you can click it. Your tenant admin should check the Microsoft 365 Message Center often, as usage data is sent regularly to all tenants still using Basic Authentication. If Microsoft has switched basic authentication off and it affects your organization, you can reenable it while you move to modern authentication. If you head over to the admin center for Microsoft 365 and you click on Settings and then Org Settings and scroll down the list till you see Modern Authentication, you will see the message on the right-hand side if you have security defaults enabled: If you want to view the basic authentication sign-in via a report, click the next-to-last link in the right-hand block called View basic authentication sign-in reports in the Azure Portal. The Microsoft 365 Adoption Score provides metrics, insights, and recommendations based, Team collaboration tools (TCTs) organize businesses and help manage tasks, share files, and schedule meetings. We will do this based on examining recorded usage of these protocols by your tenant, and we will send Message Center posts providing 30 days notice of the change to your tenant. Over time, weve introducedModern Authentication, which is based uponOAuth 2.0 for authentication and authorization. Weremain committed to empoweringdevelopers to build innovative, secureapplications on Office 365and we stronglyencourageyou embraceMicrosoft Graphand OAuth 2.0to access Exchange Online data and gain access to the latest features and functionality. All other cloud environments are subject to the October 1, 2022 date. What is Basic Authentication? Many customers dont know that unneeded legacy protocols remain enabled in their tenant (Security Defaults takes care of this for newly created tenants now). If you're not prepared now, it's time for a renewed effort to ensure that clients, apps, and users are ready to drop the insecure and inadequate protection afforded by . To turn off legacy authentication protocols, you can run the below cmdlet. Admins can assign the authentication policy to a specific user by using the Set-User cmdlet. Learn the techniques you, Most companies that use Microsoft 365 arent using the service to its full potential. You can download file attachments in binary format or item attachments in MIME format. Today, we are announcing that on October 13th, 2020 we will stop supportingandretireBasic Authenticationfor Exchange Active Sync (EAS), Post Office Protocol (POP), Internet Message Access Protocol (IMAP),and Remote PowerShell (RPS)in Exchange Online. This example will disable POP, IMAP, and SMTP for all the mailboxes. Edward van Biljon is an experienced messaging specialist working in the IT and services industry. To block legacy authentication protocols for all the mailboxes, execute the following code snippet. Admins can disable legacy protocols like POP3, IMAP4, Exchange Active Sync, etc.,through the Set-CasMailbox cmdlet. Microsoft's ending of Basic Authentication just applies to the Exchange Online service offered through Office 365 or Microsoft 365 subscription plans. Office 365 Legacy Authentication End of Life. . Although simple to setup and use, Basic Authentication makes it easier for attackers armed with today's tools and methods to capture users' credentials and increases the chance of credential re-use against other endpoints or services. It doesn't apply to organizations that use . The below information is shown when a tenant is using modern authentication. For manyyears weve supported Basic Authenticationbased connectionsto ExchangeOnline. We will do this based on examining recorded usage of these protocols by your tenant, and we will send Message Center posts providing 30 days notice of the change to your tenant. To turn off basic authentication, your clients need to support the new authentication method. You can use the New-AuthenticationPolicy cmdlet to create authentication policies for yourOffice 365 organization. Ste 10, Daytona Beach, FL 32114Hours: Mon-Fri, 8am-5pm EST, Copyright Smart Technologies 2022 | All Rights Reserved | Website Design by Belt Creative. When you set an authentication policy for users, it will take up to 24 hours to take effect. Basic Auth is a rarely used method of authentication that poses more security risks than use cases in the present day. The project to remove basic authentication from Exchange Online has traveled a long road. The above example creates the authentication policy Block Basic Auth that disables all the basic authentication protocols. This protocol can use basic authentication and will need to be reconfigured to avoid service interruption. To view the existing Exchange Online authentication policies, run the, Admins can assign the authentication policy to a specific user by using the, Admins can disable legacy protocols like POP3, IMAP4, Exchange Active Sync, etc.,through the, To enable or disable SMTP Auth for a specific mailbox, you can use the. In 2021, Microsoft originally announced the sunsetting of Basic Authentication for Office 365 & Exchange. Modern authentication is what you and your organization need to be using going forward. This will give you an indication of how many users or applications are still using basic authentication so that you can plan your switch. Since Microsoft has added an exception for SMTP AUTH (admins can re-enable SMTP AUTH after the basic auth deprecation), it will be good to know a way to enable or disable SMTP auth based on the organization requirement. And before you turn off basic authentication for protocols, you can make sure that these users in your organization arent using the basic authentication protocols. With legacy authentication (typically Basic Authentication), the client is talking to the service and the service will proxy the request to Azure AD. Exchange ActiveSync is a Microsoft protocol smartphones and mobile devices use to connect to business email. Many applications and services use Office 365 & Exchange to share information and resources. If your tenant allows basic authentication, then you can make use of the basic authentication report available in the Azure AD portal to keep track of the users who still use basic authentication protocols for sign-ins. Note: Before using the Exchange Online PowerShell cmdlets, you must install EXO V2 PowerShell module and connect to Exchange Online PowerShell. Microsoft has provided support documentation to help get your systems migrated to modern authentication. This blog will guide you on disabling basic authentication through various methods and adopting modern authentication to improve the security of your organization. For example, you can use: Security Defaults - turned on by default for all new tenants. The clients they have listed are as follows: If you head over to the admin portal, you should notice the announcements regarding basic authentication. TechGenix reaches millions of IT Professionals every month, empowering them with the answers and tools they need to set up, configure, maintain and enhance their networks. Much like scan to email, auto printing by emailing a specific mailbox can use basic authentication to transmit the data to your print queue. You can now use these Outlook APIs in Graph v1.0 to implement production apps that require access to the raw contents of an email message or an attachment. If your organization has Azure AD P1/P2 license, you can block basic authentication through Conditional Access to improve the protection. Last month Microsoft announced that basic authentication is being turned off on October 13, 2020. . Microsoft has already discontinued support for basic authentication with Outlook REST API. For those new to Microsoft 365, basic authentication allows users to connect to a mailbox using only a username and a password. Before disabling basic auth, you must make sure whether your organization is still using basic authentication. Required fields are marked *. enabled. The final disabling of this system is set for October 1st, 2022. In May 2019 we introduced the Microsoft Graph Toolkit, a collection of reusable, framework-agnostic web UI components that work automatically with Microsoft Graph. If this happens, it could be because, Your email address will not be published. You can follow the below steps to create a Conditional Access policy to block legacy authentication. We understand changes like this may cause some inconvenience, but we are confident it willenablemore secure experiences for our customers. Login to edit/delete your existing comments. Business Email Compromises (BEC) have a huge financial impact on organizations, in 2021 alone claimed an adjusted loss of nearly $2.4 billion for victims of this cybersecurity hack. I heard somewhere that it was suppose to EOL last month but it was delayed due to covid. If your printing device uses SMTP to connect to your companys Microsoft mail server, it is likely this feature will no longer work after October 1st. Authentication policy can be assigned org-wide or to a specific user. Microsoft begins ceasing support for basic authentication October 1, 2022. I understand that by submitting this form my personal information is subject to the, Recovering Messages from Outlook Data Files. Reachout to us on stack overflowwith the tag[exchange-basicauth]if you have questionsaround migrating away from Basic Authentication. Smart Technologies Office Solutions is one of the largest and fastest growing office equipment suppliers in North America.
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