On the Windows domain, create a service account (for example, TrilliumSQL@domain.com), and configure it so that the password will not expire.
To create a Windows domain service account
On the domain controller server system (or a system with domain administration tools installed), from the Control Panel, open Administrative Tools.
Click Active Directory Users and Computers.
Navigate to the organizational unit in which you want to create the account, right-click Users, and select New > User. The New Object - User window opens.
Enter the First name, Last name, and Full name for the service account logon.
For User logon name, enter the name with which the service account will log on. Select the UPN suffix that will be appended to the name, after the @ symbol. Click Next.
Enter and confirm a new password, and then select User cannot change password and Password never expires.
Note: Because of the authority of this user, ensure the password is secure.Click Next.
Review the new user account information, make any necessary changes, and click Finish.
(Optional) Add the new service account to groups as needed.