SP HDD Lock Utility software supports the application for SP external hard drives with its disk password protection, by which users can use password authentication to restrict access to the drive. This software promises higher data security for anyone who intend to get access to the drive must log in with the correct password or he or she will be blocked out. With the use of SP HDD Lock Utility, users can activate the password protection function, lock/unlock the HDD or disable password protection if they don’t want to use this feature anymore.