A user needs to be created in the Users table for any end user of ClearWork or any services user of ClearProcess. Users are configurable by administrators within your organization.

Configuring Users in Clear Software
User PermissionsThe Clear permissions assigned to the user. These drive whether or not a user can administer their Clear systems or if they are simply a business user.
First NameThe first name of the user.
Last NameThe last name of the user.
EmailThe email address of the user.
SubdomainThe subdomain to which the user name is assigned.
UsernameThe user name for authentication.
Authentication SystemThe system against which authentication takes place. This can be an SSO solution or one of your business systems.