Just a few quick clarifications I require:1. Does a switch from mixed to Windows authentication (or visa versa) require a restart of the SQL services?2. Are authentication mode changes logged, or ...

I've got a SQL server that I'm reviewing that uses mixed mode authentication. I have an entry in the syslogins table that lists a user with a NULL password, this user is an NTUser that does have ...

Authentication issues in Windows Server after April updates Logon failures for WHfB and Device Public Key Authentication Workaround available, Microsoft working on permanent fix for impacted ...

This feature is only available when running SQL Server 2008 R2 on Windows 7 or Windows Server 2008 R2 (though there are some service packs that introduce the feature to older OSes).

Check DCOM Server authentication level. Before 2022, you need to test and determine if you will be impacted by this update. Investigate if the connection of the DCOM Server does not take advantage ...

According to Redmond, these authentication issues impact both client (Windows 11, version 24H2) and server (Windows Server 2025) platforms, albeit only in some niche scenarios.

The authentication problems are just seen with Windows devices that are used as domain controllers and that received Microsoft's May 10-released updates. The issue stems from how certificates get ...

Microsoft says users might experience authentication issues on Domain Controllers (DC) running Windows Server. after installing security updates released during the November Patch Tuesday.

Click the option labeled "With SQL Server authentication." This option uses the separate SQL server username and password instead of logging you in with the Windows 7 account information. Click ...

Please note that Integrated Security=false was set in the connection string used above, as the example uses SQL Server Authentication. If Windows Authentication is used, this must be adapted. To ...