There are currently two ways to recover a lost password.
If you still have a valid certificate enabled for login. Use this to login to your account.
If you do not have access to your account anymore send an email support (at) wpia.club. The request should hold the following data:
If possible sign your email with one of your certificates.
If you choose to use the password recovery via email we ask for a small donation of 10 EUR to WPIA.