×

Gaming apparatus with encryption and method

  • US 20050020356A1
  • Filed: 07/25/2003
  • Published: 01/27/2005
  • Est. Priority Date: 07/25/2003
  • Status: Active Grant
First Claim
Patent Images

1. A gaming apparatus, comprising:

  • a display unit;

    a value input device;

    a controller operatively coupled to said display unit and said value input device, said controller comprising a processor and a memory operatively coupled to said processor, said controller being programmed to receive downloadable gaming data from a data storage device external to said gaming apparatus;

    said controller being programmed to receive encrypted gaming data from said data storage device, said encrypted gaming data having been generated by performing a hash function on gaming data to form a first message digest and by doubly encrypting said first message digest utilizing a private encryption key of a gaming data authoring organization and a private encryption key of a gaming regulatory organization;

    said controller being programmed to doubly decrypt said encrypted gaming data utilizing a public encryption key of said gaming data authoring organization and a public encryption key of said gaming regulatory organization to form a decrypted message digest;

    said controller being programmed to perform a hash function on said downloadable gaming data to generate a second message digest; and

    said controller being programmed to compare said decrypted message digest with said second message digest to determine if said downloadable gaming data is authorized.

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