WebMay 29, 2024 · According to this article: Blocking legacy authentication in Office 365, it mentioned that: In my tests, Exchange-related functionalities such as Autodiscover, … WebSep 24, 2024 · Block Autodiscover domains at the firewall While Microsoft hasn’t yet issued any mitigation advice, Guardicore recommends blocking Autodiscover domains, like Autodiscover.com and...
Outlook 2016 implementation of Autodiscover
WebJul 24, 2024 · Browse to Active Directory > Security > Conditional Access. Click New policy. Step 3. Name Give it the name [BLOCK] Legacy authentication. Step 4. Assignments Click Users and groups and follow … WebSep 27, 2024 · Outlook 2016 supports modern auth by default, it could be forced to use legacy auth with a registry key. In either case, you can use the key below to force modern auth. Text HKEY_CURRENT_USER\Software\Microsoft\Exchange\AlwaysUseMSOAuthForAutoDiscover cpp mathematics
How to disable legacy authentication in Microsoft Exchange to …
WebExchangePowerShell. Applies to: Exchange Server 2024, Exchange Online, Exchange Online Protection. This cmdlet is available in on-premises Exchange and in the cloud-based service. Some parameters and settings may be exclusive to one environment or the other. Use the Set-AuthenticationPolicy cmdlet to modify authentication policies in your ... WebMar 5, 2024 · Step 2: Use multi-factor authentication. A password is the key to accessing an account, but in a successful password spray attack, the attacker has guessed the correct password. To stop them, we need to … WebJan 31, 2024 · To block legacy authentication in a controlled way, we will use Conditional Access to achieve this. There are several other ways to disable legacy protocols, this is definitely the best way but it also … diss registry office wedding