Block encryption device using auxiliary conversion

Block encryption device using auxiliary conversion

  • CN 1,734,526 A
  • Filed: 03/08/2001
  • Published: 02/15/2006
  • Est. Priority Date: 03/09/2000
  • Status: Abandoned Application
First Claim
Patent Images

1. data converting apparatus comprises:

  • data processing division, input key data and carry out any data conversion of the deciphering of the encryption of data and data at least;

    And the key generating unit, produce the employed key data of above-mentioned data processing division and be supplied to data processing division,It is characterized in that;

    Above-mentioned data processing division comprises nonlinear function portion (F), and the data of carrying out data conversion are done nonlinear transformation;

    The processing of above-mentioned key generating unit is supplied to the key data of nonlinear function portion (F), and the nonlinear function portion (F) that the key data after will processing is supplied to data processing division in addition part and do computing with data.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×