Questions tagged [windows-authentication]

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AD groups authentication doesn't work at the console of SQL Server 2017

I come up with this. A Domain admin windows user is able to login to a SQL Server 2017 instance from any client computer, but it can not login from the console of the server. TCP/IP and Shared memory ...
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8 views

SQL Server 2017 on RHEL Linux with IDM for AD authentication

We are using Red Hat IDM to authenticate AD users to SQL Server. Users can login successfully to SQL Server with SSMS and SQL CMD with AD Authentication. But running some elevated commands from SSMS ...
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22 views

Login MSSQL using Active Directory account from local Windows account [duplicate]

Due to Coronavirus, we on my company are working from home. I had setup a virtual machine and am using VPN to connect to company's intranet. It happens that we use company's AD account to log in ...
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21 views

“Could not find login” failures for remote LocalSystem that exists

I imagine security changed in some way for Windows 2016, but I'm unable to determine what exactly. For context: We have a variety of remote clients that handle data processing within a (non-SQL) data ...
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1answer
66 views

How to prevent logins using Windows Authentication in SQL Server?

SQL Server supports creating logins using SQL, Windows, certificates and asymmetric keys. Is it possible to remove the option of creating logins with Windows authentication (and just allow SQL ...
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0answers
39 views

SSMS Connect to remote SQL instance with Windows Authentication

I have a remote SQL instance (Microsoft SQL Server 2016 (SP2-CU3) (KB4458871) - 13.0.5216.0 (X64) I can connect to the instance fine locally on the box through SSMS using both Windows and SQL ...
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2answers
206 views

SSMS cannot connect remote server by IP through Windows authentication

I'm trying to connect a remote server by IP,port via Windows authentication. It will end out with the following error Connection Timeout Expired. The timeout period elapsed while attempting to ...
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2answers
930 views

Locked my sa user out

So I was trying to change some settings in my Microsoft SQL Server Management Studio 2019. I change the login mode from mixed (Windows and SQL authentication) to only Windows and now I am not able to ...
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3answers
1k views

NTLM vs Kerberos authentication - questions

We have 4 servers, all are members of the same Domain: 1. SQL 2012 on Windows Server 2016 2. SQL 2012 on Windows Server 2012 3. SQL 2017 on Windows Server 2016 4. SQL 2017 on Windows Server 2016 I ...
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1answer
87 views

Can I query from two databases if my web application is connected to one database?

I have a local database, DB1, that I created and is connected to my web application. My web application takes in stored procedures from DB1 and queries them. My application connects to SQL Server ...