If you can see the MDaemon interface running on the server but are blocked by a "GUI Lock" password:
: During the "Set Up Your First Account" step of installation, you must provide a full name, mailbox name (typically postmaster ), and a password. mdaemon default admin password
for the admin account in the Webmail Security settings before an emergency occurs. How to reset administrator passwords in SecurityGateway If you can see the MDaemon interface running