README.ECC

   1 NOTE: The OpenSSL Software Foundation has executed a sublicense agreement
   2 entitled "Elliptic Curve Cryptography Patent License Agreement" with the
   3 National Security Agency/ Central Security Service Commercial Solutions
   4 Center (NCSC) dated 2010-11-04. That agreement permits implementation and
   5 distribution of software containing features covered by any or all of the
   6 following patents:
   7
   8 1.) U.S. Pat. No. 5,761,305 entitled "Key Agreement and Transport Protocol
   9     with Implicit Signatures" issued on June 2, 1998;
  10 2.) Can. Pat. Appl. Ser. No. 2176972 entitled "Key Agreement and Transport
  11     Protocol with Implicit Signature and Reduced Bandwidth" filed on May
  12     16, 1996;
  13 3.) U.S. Pat. No. 5,889,865 entitled "Key Agreement and Transport Protocol
  14     with Implicit Signatures" issued on March 30, 1999;
  15 4.) U.S. Pat. No. 5,896,455 entitled "Key Agreement and Transport Protocol
  16     with Implicit Signatures" issued on April 20, 1999;
  17 5.) U.S. Pat. No. 5,933,504 entitled "Strengthened Public Key Protocol"
  18     issued on August 3, 1999;
  19 6.) Can. Pat. Appl. Ser. No. 2176866 entitled "Strengthened Public Key
  20     Protocol" filed on May 17, 1996;
  21 7.) E.P. Pat. Appl. Ser. No. 96201322.3 entitled "Strengthened Public Key
  22     Protocol" filed on May 17, 1996;
  23 8.) U.S. Pat. No. 5,999,626 entitled "Digital Signatures on a Smartcard"
  24     issued on December 7, 1999;
  25 9.) Can. Pat. Appl. Ser. No. 2202566 entitled "Digital Signatures on a
  26     Smartcard" filed on April 14, 1997;
  27 10.) E.P. Pat. Appl. No. 97106114.8 entitled "Digital Signatures on a
  28      Smartcard" filed on April 15, 1997;
  29 11.) U.S Pat. No. 6,122,736 entitled "Key Agreement and Transport Protocol
  30      with Implicit Signatures" issued on September 19, 2000;
  31 12.) Can. Pat. Appl. Ser. No. 2174261 entitled "Key Agreement and Transport
  32      Protocol with Implicit Signatures" filed on April 16, 1996;
  33 13.) E.P. Pat. Appl. Ser. No. 96105920.1 entitled "Key Agreement and
  34      Transport Protocol with Implicit Signatures" filed on April 16, 1996;
  35 14.) U.S. Pat. No. 6,141,420 entitled "Elliptic Curve Encryption Systems"
  36      issued on October 31, 2000;
  37 15.) Can. Pat. Appl. Ser. No. 2155038 entitled "Elliptic Curve Encryption
  38      Systems" filed on July 31, 1995;
  39 16.) E.P. Pat. Appl. Ser. No. 95926348.4 entitled "Elliptic Curve Encryption
  40      Systems" filed on July 31, 1995;
  41 17.) U.S. Pat. No. 6,336,188 entitled "Authenticated Key Agreement" issued
  42      on January 1, 2002;
  43 18.) U.S. Pat. No. 6,487,661 entitled "Key Agreement and Transport Protocol"
  44      issued on November 26, 2002;
  45 19.) Can. Pat. Appl. Ser. No. 2174260 entitled "Key Agreement and Transport
  46      Protocol" filed on April 16, 1996;
  47 20.) E.P. Pat. Appl. Ser. No. 96105921.9 entitled "Key Agreement and
  48      Transport Protocol" filed on April 21, 1996;
  49 21.) U.S. Pat. No. 6,563,928 entitled "Strengthened Public Key Protocol"
  50      issued on May 13, 2003;
  51 22.) U.S. Pat. No. 6,618,483 entitled "Elliptic Curve Encryption Systems"
  52      issued September 9, 2003;
  53 23.) U.S. Pat. Appl. Ser. No. 09/434,247 entitled "Digital Signatures on a
  54      Smartcard" filed on November 5, 1999;
  55 24.) U.S. Pat. Appl. Ser. No. 09/558,256 entitled "Key Agreement and
  56      Transport Protocol with Implicit Signatures" filed on April 25, 2000;
  57 25.) U.S. Pat. Appl. Ser. No. 09/942,492 entitled "Digital Signatures on a
  58      Smartcard" filed on August 29, 2001 and published on July 18, 2002; and,
  59 26.) U.S. Pat. Appl. Ser. No. 10/185,735 entitled "Strengthened Public Key
  60      Protocol" filed on July 1, 2000.
  61