Question about "weak password" resets during IAM upgrade

Summary:

We have received our schedule for the Fusion IAM upgrade. The notification mentions that users with weak passwords may be prompted to reset their password at the time this upgrade goes live. What parameters are considered for password strength for local log in? We use SSO to log into HCM as ourselves, but in test environments, we need to use local logins to access the system as a test user. We are implementing a new module which means heavy testing activity, and I do not want to disrupt test users with needs for password resets (especially if access to the