User account gets locked on a management or non-management console node
If the user account is locked on a management console node because of multiple incorrect login attempts, both SSH and GUI sign-in fail on that node till the account lock period is complete.
If the user account is locked on a non-management console node because of multiple incorrect login attempts, SSH to that specific node is blocked. SSH to all the other nodes and sign-in to the GUI continues to work.
Workaround:
Account lock depends on the password policies and STIG rules. Wait for the lock period to get completed.