hMailServer has a configuration file which may contain encrypted credentials for the database connection. The encryption used by hMailServer is a non-standard blowfish implementation. This program is a portable equivalent of this encryption method.
hmailserver_password.exe enc "PasswordToEncrypt"
hmailserver_password.exe dec "b54084c9e4d331897a52d005a8a9e65d73930c0d8e4a90aa"