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Question 1:
(a) Differentiate between symmetric and asymmetric encryption system.
(b) Describe how a digital signature is created.
(c) Explain briefly what SSL (secure socket layer) is and how it can be applied to e_banking services to ensure security.
(d) Explain the steps involved in a SET(Secure Electronic Transaction.
(e) In cryptography explain the following: (i) Authentication. (ii) Non-repudiation. (iii) Confidentiality. (iv) Integrity.
Question 2:
(a) Outline the main difference between a credit card and a debit card as a payment instrument.
(b) Outline the role of the credit card Gateway and list down the steps involved when payment is processed via the payment gateway.
(c) Outline briefly how biometric systems work and give four examples of biometric measurements that can be used to identify a person.
(d) Outline the importance of backup, recovery and business continuity procedures in an e_banking environment.
(e) Outline briefly the following electronic payment methods:
(i) E_Wallet. (ii) Smart Card.
Question: (a) What is the main security vulnerability of IPv4? (b) Which protocol can be used for secure remote login? (c) Distinguish between the transport and tunnel
In this section, you should create a program that emulates a GBN node. Two GBN nodes will be running to send packets to each other through the UDP protocol. For emulation purpose,
(a) An opponent is using RSA with the public key {e=53, n=77}. You intercept the ciphertext C=10. (All values on this problem, including the ciphertext and the cleartext, are nume
How to find an ip address?
Base lining • Organizations do not have any contact to each other • No two organizations are identical to each other • The best practices are a moving target • K
Question: (a) Besides privacy, what other security functions does Pretty Good Privacy (PGP) provides? (b) What is the Post Office Protocol (POP) used for? Why is it impo
#questioAn elliptic curve y^2=x^3+ax+b(mod29) includes points P=(7, 15) and Q=(16, 13) a)Determine the equation of the crve b) Determine all values of x for which there is no point
Dynamic Packet Filtering Dynamic Packet Filtering is also referred to as stateful firewalling. Here the firewall maintains the status of connections as well. When a connection
how can you enter the ASVAB practice test on line?
(a) Which PKI (Public Key Infrastructure) model is typically favored by business organization? (b) Give one possible use of the "extensions" field of an X.509 certificate
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