Show that if someone, M, attact to the system, change the y a , y b to
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Show that if someone, M, attact to the system, change the ya , yb to yqA and yqB then he knows that the key KAB is one of the +-1. If p=rq+1 with r is interger>2, then show all the possible values we can have for KAB.
(INFORMATION: A and B agree that to the protocol Diffie-Hellman that primary p=2q+1 and one primary root g. Suppose that A sent yA=gXA modp to the B and B sent to A yB = gXB mod p.)
Related Book For
Introduction to Real Analysis
ISBN: 978-0471433316
4th edition
Authors: Robert G. Bartle, Donald R. Sherbert
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