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Question :
(a) Distinguish between authorization and authentication.
(b) SSO (Single Sign On) implies a user logs in once and can access resources for a defined period of time without having to provide username and password again. Describe how Kerberos provides Single Sign On.
(c) What type of cipher relies upon changing the location of characters within a message to achieve confidentiality?
(d) Give two examples of modern block cipher other than DES.
(e) SNMP is a protocol for managing networks. For each message, a secure digest is formed from a shared secret and the message. What security functions does this digest provide?
(f) Provide example of a digital certificate format that is commonly used.
QUESTION (a) Illustrate the term file carving. (b) What are the basic three main techniques for image steganography? (c) Distinguish between vector graphics and raster
Application Gateways / firewall The application level firewall is installed on a dedicated computer; also called as a proxy server. These servers can store the recently accessed
Discuss how developers should apply the following countermeasures to improve the security of their code:
(a) Cost allocation mechanisms are important when it comes to establishing other aspects of inter-firm compensations and how these are transferred to the users. There are two pri
QUESTION: (a) Below is a capture of an Ethernet II frame which contains an IPv4 packet and a TCP segment. Give the source MAC address for the frame in hexadecimal; the sourc
Code to implement Otway-Rees Key Exchange Protocol
QUESTION a) Consider the speed of propagation of an electrical signal is same to 2x10 8 m/s, evaluate the ratio of the propagation delay to the transmit time for the given typ
what are the participant of marketing channal?
Netfilter Firewall Netfilter is the popular name for the packet filtering system installed by default in the Linux kernel. The filtering system can be used as a very effective
Problem 1 . Show various features of a 1G network Total three features for each feature of 1G Problem 2. Describe how a cellular network works with functional block diagram
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