Title:
鍵シードにより電子鍵の不正配信および使用を防止するための方法およびシステム
Document Type and Number:
Japanese Patent JP5295479
Kind Code:
B2
Abstract:
A method and system for generating an electronic key used in an electronic transaction can be created by executing a one-way function on a host that derives the electronic key from a key seed saved in a non-volatile storage unit of the host and a unique host identification that is resident on the host. The function is preferably executed each time an electronic transaction requiring the use of the electronic key is made.
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Inventors:
Medvinsky, Alexander
Application Number:
JP2004519897A
Publication Date:
September 18, 2013
Filing Date:
July 08, 2003
Export Citation:
Assignee:
General Instrument Corporation
International Classes:
H04L9/14; H04L9/08; H04L9/30; H04L29/06
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Makoto Onda