The present invention provides a method for generating a common key between a central station and a group of subscribers, e.g., at least three subscribers, exhibit the same standard of security as the DH method.

 
Web www.patentalert.com

< Verification protocol

< Method and apparatus for shuffle with proof, method and apparatus for shuffle verification, method and apparatus for generating input message sequence and program for same

> Signature authenticating apparatus, signature authenticating method, signature authenticating program, and storage medium storing signature authenticating program

> Data transmission system for prevention of unauthorized copy of data from recording medium
~ 00256