Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
problem1 show how ike reacts to the replay attack in the main mode that is show how ike responds to an attacker that
problem1 compare the digital signature method in the main and aggressive modes how much compromise is made in
problem1 compare the preshared-key methods in the main mode and aggressive modes how much compromise is made in the
problem1 a host receives an authenticated packet with the sequence number 181 the replay window spans from 200 to 263
problem1 define ike and explain why it is needed in ip sec2 list phases of ike and the goal of each phase3 define
problem1 define security association sa and explain its purpose2 define sad and explain its relation to security
problem1 distinguish between two modes of ip sec2 define all and the security services it provides3 define esp and the
problem1 in a trivial not secure key exchange p 53 find an appropriate value for g2 in station-to-station protocol
problem1 why do you think we need only one timestamp in kerberos instead of four notices as in needham-schroeder or
problemin the needham-schroeder protocol how is alice authenticated by the kdc how is bob authenticated by the kdc how
problem1 define a certification authority ca and its relation to public-key cryptography2 define the x509
problem1 define the diffie-hellman protocol and its purpose2 define the man-in-the-middle attack3 define the n action
problem1 list the duties of a kdc2 define a session key and show how a icdc can create a session key between alice and
problem1 in the fiat-shamir protocol what is the probability that a dishonest claimant correctly responds to the
problem1 for p 683 q 811 and v 157 show three rounds of the guillou-quisquater protocol by calculating the values
problemwe discussed fixed and one-time passwords as two extremes what about frequently changed passwords how do you
problem1 define a dictionary attack and how it can he prevented2 distinguish between challenge-response and
problem1 what are some advantages and disadvantages of using long passwords2 explain the general idea behind
problem1 distinguish between data-origin authentication and entity authentication2 list and define three kinds of
problem1 define a field and distinguish between an infinite field and a finite field2 show the number of elements in
problem1 define an algebraic structure and list three algebraic structures discussed in this chapter2 define a group
problem1 the calculation of key material in ssl requires several iterations the one for tls does not lbw can tls
problemcompare the calculation of the key material in ssl and 11s answer the following questionsa which calculation
problem1 list and give the purpose of four protocols defined in ssl or tis2 it define the goal of each phase in the
problem1 describe how key materials are created from master secret in ssl2 describe how key materials are created from