How to revoke a Windows NT user or group login access from SQL Server (Enterprise Manager)

To revoke a Windows NT user or group login access from SQL Server

1. Expand a server group; then expand a server.
2. Expand Security; then click Logins.
3. In the details pane, right-click the Microsoft® Windows NT® user or group to revoke, and then click Delete.
4. Confirm the deletion.

See Also

Removing Logins and Users