Storage device providing function of securely discarding data and operating method thereof

Abstract

A storage device providing a function of securely discarding data and an operating method of the storage device are provided. The storage device includes a safety pin device removably mounted on the storage device, the safety pin device configured to store first encrypted information and second encrypted information, the first encrypted information encrypted using a first key associated with a first user, and the second encrypted information encrypted using a second key associated with a second user, security circuitry configured to, receive the first encrypted information from the safety pin device, decrypt the first encrypted information, and generate a data encryption key based on results of the decrypting the first encrypted information, and a nonvolatile memory configured to store data encrypted with the data encryption key.

Dependencies are inferred from the claim text.