The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 01, 2016

Filed:

Nov. 10, 2014
Applicant:

N-crypt Lab, Inc., Mie, JP;

Inventor:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/14 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0428 (2013.01); H04L 9/14 (2013.01); H04L 63/0838 (2013.01);
Abstract

An encryption technique in which a transmission device and a reception device use solutions generated such that those generated in the same order are assumed to be the same is improved so as to enhance versatility without undermining security. An initial solution respectively used by two communication devices involved in communication in order to generate solutions is sent from one communicating device to the other. Both communication devices generate a mutually agreed-upon number of solutions from the initial solution and set the last solution among the generated solutions as a new initial solution, and using solutions generated based on the new initial solution, the transmission device performs encryption while the reception device performs decryption.


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