×

Human input security codes

  • US 20060020796A1
  • Filed: 06/28/2005
  • Published: 01/26/2006
  • Est. Priority Date: 03/27/2003
  • Status: Active Grant
First Claim
Patent Images

1. One or more computer readable media having computer executable instructions, that when implemented, perform a method for generating a security code for communication by a human user to a device, the method comprising:

  • a) generating a hash value based on a combination of a modifier and a first data value;

    b) modifying the modifier;

    c) repeating the operations of generating a hash value and modifying the modifier until a termination condition;

    d) selecting a second hash value from the plurality of hash values;

    e) generating a first hash value based on a combination of the modifier associated with the selected second hash value and a second data value; and

    f) generating a security code for communication by the human user of the first device, the security code containing at least a portion of the first hash value.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×