There is a easy way to check the tenants if in one of these will actual legacy authentication protocols used. This means to check all tenant that you responsilbe for. It is really important to check do you affected of this breaking changes. After 1st of october is not possible to enable the Legacy basic authentication for new created tenants, even if the security defaults will be disabled. When you create a new Microsoft 365 tenant the Security defaults prevent using basic authentication by default. This was only possible in september as of now you have reenable needed protocols after they were disabled außer diese wurden bereits per opt-out verlängert. Please note: Some articles and posts informed that is possible to opt-out needed Legacy basic authentication protocols to avoid service interruptions to the end of the year. Under the Two-step verification section, choose Set up two-step verification to turn it on, or choose Turn off two-step verification to turn it off. In the first week of 2022, the re-activated protocols will be deactivated again and forever. Go to Security settings and sign in with your Microsoft account. After reactivation, protocols will continue to be usable until the end of December 2022. Based on your description, since your problem is related Azure AD Multifactor Authentication by using the Microsoft Authenticator app, so your issue is related to our Azure active directory team. After the protocol is disabled, all customers have the option to re-enable the disabled protocol once. Turn on MFA with security defaults or Conditional Access - Microsoft 365 Business Premium Microsoft Learn. Microsoft remedies this with a one-time free passcode for re-enabling the disabled protocols. But there are many customers who are not aware of this upcoming change. This important change was announced some time ago by Microsoft and in various articles. This means the following protocols will be disabled: Microsoft will disable basic authentication beginning 1st of October 2022 for all protocols except SMTP auth. In September 2021 Microsoft released new information about this in the article “ Basic authentication and Exchange Online” including some updated information. After the plan the corona crisis came up and Microsote decided to postpone the disabling of the noted protocols. I've done that, however, we're not on AD Premium and I have a few users whom cannot continuously verify their account each time. To adress this issues Microsoft announce Septemper 2019 in a blog article “ Improving security” the disabling of support for Basic authentication for the protocols like EWS, POP, IMAP and Remote Powershell. 07:05 AM Security Defaults Disable Hi Community, We've been tasked to enable MFA for all users within the organization as per Microsoft's updated security policies. But on the other hand, same system still exists in there old way and use sometimes old, unsecure protocols for communication and authentication. We all know a journey starts with preperation and needs different steps and is always not a good idea to work on all systems together. This means for existing environments a start of a journey away from on-prem system going forward to cloud environments. This will delete the Conditional Access Policy.Many of my customers move to the cloud in the last recent years. You can enable or disable Security Defaults in your Azure tenant settings: Open the Microsoft Azure Portal login page and log in with an Azure or Microsoft 365 tenant Global Administrator. Id : 6b5e999b-0ba8-4186-a106-e0296c1c4358Ģ) Remove-AzureADMSConditionalAccessPolicy Remove-AzureADMSConditionalAccessPolicy 1) Example 1: Retrieves a list of all conditional access policies in Azure AD.
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