Passwordsafe - password database utility Portable version of the password manager program originally designed by Bruce Schneier. passwordsafe is the Linux version of the popular Windows PasswordSafe password manager. passwordsafe supports Yubicos Yubikey, a unique USB and NFC device offering one- touch authentication and supporting multiple authentication protocols for all devices and platfroms - with no driver or client software needed. If you do not want support for Yubicos Yubikey do not install ykpers and its dependency (libyubikey). Read passwordsafe.info for additional dependencies.