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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.
Explain how can we achieved privacy in an e-mail system. The full form of PEM is Privacy Enhanced Mail: PEM is the internet Privacy Enhanced Mail standard adopted
Question : (a) How does a 2-key rollover differ from the N-key rollover? (b) Why is isolation so important in interfacing? (c) Explain what is software debouncing.
Question: (a) Draw the waveform for an asynchronous transmission with the following specifications: Character "H", one even parity bit, one start bit, one stop bit, and a b
why is it that sometime we put password in our account to login or signup and it would not work?
Wireless Networks The origin of wireless networks and their ubiquity in the technological environment poses a new type of exposure and vulnerability for network security. Cont
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Ask question #MinimAn NMS is connected to a remote network by a 64 Kb/s link. The network elements in the remote network generate 50 faults/second. Of these, 5% are critical and th
NSTISSC SECURITY MODEL The NSTISSC Security Model provides a detailed perspective on security. While the NSTISSC model covers the 3 dimensions of information security, it removes
Size of Option field of an ip datagram is 20 bytes. What is the value of HLEN? What is the value in binary?
"Using the CNSS Model, examine each of the cells and write a brief statement on how you would address the components respesented in that cell"
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