Security card apparatus with key management function of virtual money electronic wallet and key management method of virtual money electronic wallet

摘要

The present invention relates to a security card device having a virtual money electronic wallet key management function and a method for managing a digital money electronic wallet key, and more specifically, randomly to generate an authentication key including a public key and a private key of the electronic wallet. A secure word list including a plurality of generated secure words is provided to a user for recording, and an authentication key including a public key and a private key is generated and registered by words in the secure word list, and then signed from an electronic wallet. The present invention relates to a security card device having a virtual money electronic wallet key management function and a virtual money electronic wallet key management method that provides a signature result value signed with the authentication key in an electronic wallet upon request.