How to deny login access to a Windows user or group (Enterprise Manager)
To deny login access to a Windows NT 4.0 or Windows 2000 user or group
- Expand a server group, and then expand a server.
- Expand Security, and then click Logins.
- In the details pane, right-click the Microsoft® Windows NT® 4.0 or Windows® 2000 user or group to deny, and then click Properties.
- Under Authentication, click Deny access.
See Also
Denying Login Access to Windows NT Accounts
How to grant a Windows NT user or group login access to SQL Server (Enterprise Manager)