Next we need to create a Credential Set that will be utilized to connect to connect to the vCenter Server.
1. Navigate to the Infrastructure tab and select Endpoints form the left Menu.
2. The select New Credentials form the right side of the page.
3. Next give your credentials a Name, set the Username (if using AD be sure to use domain\user format) and Password and click the green check mark on the left.
4. That’s it. You will now see your credentials in the list.