Patent ID: 8589690
Filing Date: 2013-11-19
Classification: H04L

Abstract:
1. An information processing apparatus adapted to be connected to a server apparatus, the information processing apparatus comprising: a first information transmission section that transmits first information to the server apparatus for performing authentication; a second information acquisition section that acquires second information to be obtained as a result of the authentication, from the server apparatus, the second information being encrypted by the server apparatus by using a first unique key held by the server apparatus; a second information decryption section that decrypts the obtained second information by using a second unique key which is common to the first unique key and held by the information processing apparatus; a cryptographic key generation section that generates a cryptographic key different from the second unique key, based on the first information and the decrypted obtained second information; an encryption section that encrypts data to be transmitted to the server apparatus with the cryptographic key; and an encrypted data transmission section that transmits the encrypted data to the server apparatus.