×

INFORMATION PROCESSING SYSTEM AND INFORMATION PROCESSING METHOD

  • US 20150333909A1
  • Filed: 04/30/2015
  • Published: 11/19/2015
  • Est. Priority Date: 05/15/2014
  • Status: Abandoned Application
First Claim
Patent Images

1. An information processing system comprising:

  • a first information processing apparatus that includesan authentication unit configured to perform an authentication process with respect to information transmitted from a client apparatus;

    a first generating unit configured to generate a hash value of predetermined information in a case where the authentication process by the authentication unit is successful;

    an encryption unit configured to generate encrypted data by encrypting the hash value generated by the first generating unit using a first encryption key; and

    a response unit configured to transmit the encrypted data and the predetermined information to the client apparatus; and

    a second information processing apparatus that includesa request receiving unit configured to receive a request transmitted from the client apparatus, the request including the encrypted data generated by the encryption unit and the predetermined information;

    a decryption unit configured to decrypt the encrypted data included in the request received by the request receiving unit using a second encryption key, the second encryption key being the same as the first encryption key or forming a pair with the first encryption key;

    a second generating unit configured to generate a hash value of the predetermined information included in the request received by the request receiving unit; and

    a comparison unit configured to compare a decryption result obtained by the decryption unit with the hash value generated by the second generating unit;

    wherein the second information processing apparatus executes a process in response to the request according to a comparison result of the comparison unit.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×