Two-dimensional information encryption method and device, and two-dimensional information authenticating method and server

Two-dimensional information encryption method and device, and two-dimensional information authenticating method and server

  • CN 101,072,107 A
  • Filed: 06/11/2007
  • Published: 11/14/2007
  • Est. Priority Date: 06/11/2007
  • Status: Active Application
First Claim
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1. , a kind of two-dimensional signal encryption method is characterized in that, comprising:

  • The length of two-dimensional signal is set at random, and/or is described two-dimensional signal adeditive attribute value;

    One group of described two-dimensional signal that is provided with length and/or has added property value is assembled information unit, and some described information units are formed the two-dimensional signal black lists.

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