If you have locked your account by incorrectly entering a password 3 times, you would need to request your manager or a site admin who has access to the user admin page to unlock the account for you. 

The site adminwill need to navigate to Administration > Users > Select your account > Then Click on the Unlock icon highlighted below:

Alternatively, please send the PIPware Support / Help Desk an email with the account details and we can assist.