So you would like to make your front door smarter? The YRHAND THX1 Electronic Door Lock is worth a look. It uses AES128-bit encryption and can work even without an internet connection. You will be able to grant access to your home when you are away.
This door lock can be unlocked with your fingerprint, password, card, or Bluetooth. In anti-peeping mode, you can input any random code before/after your passcode for more secure entry.