Hideez key is the only digital key that you need, allowing you to store your credentials by providing automated secure passwords for most major mobile applications and sites. It uses a smart lock system to lock and unlock devices based on your adjacency to them and based on the Bluetooth strength from your Hideez key. On Windows and Mac, it will lock your devices just by walking away keeping you secure. It can also be used as an electronic key for your office, home, or Gym. It can store one RFID to open your RFID-enabled door. If you ever lose your Hideez Key, you can block it remotely. We do not provide cloud backups, but corporate backups for Hideez Keys or you can back up your key with another Hideez Key, or by making an encrypted copy and storing it securely.