Peripheral device and portable electronic device

Abstract

A peripheral device and a portable electronic device are disclosed. The peripheral device is capable of being connected with a data processing system, and the peripheral device includes a transmission module, a control module, and a storage module. The transmission module is capable of being connected with the data processing system. The control module is connected with the transmission module. The control module automatically executing a backup program and an encryption program to copy a target file in the data processing system to be a backup file by the transmission module and to encrypt the backup file when the transmission module is connected with the data processing system. The storage module is connected with the control module for receiving the backup file from the control module and storing the backup file.

Dependencies are inferred from the claim text.