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Question:
(a) Give 2 benefits of using IPsec.
(b) IPSec uses two protocol for security: Authentication Header protocol (AH) and the Encapsulated Security Header Protocol (ESP). Why is AH required with ESP even though ESP provides authentication?
(c) Describe how the Encapsulated Security Header protocol (ESP) can be used to provide traffic analysis confidentiality using IPSec.
(d) What is a Security Association (SA) and what does it define? Why are there two SAs per one connection? How can two communicating peers agree on what kind of SAs they use?
(e) List two types of firewall that can be used.
(f) Describe the following threats to firewalls: (i) Denial of service, (ii) IP Spoofing and
What countermeasures can be adopted against these threats.
(g) What is a honey pot and why is it commonly used?
Network can be distinguished by shape. According to which there are three most popular methodologies, which are shown as follows; Star Ring Bus
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Question: (a) Give 2 benefits of using IPsec. (b) IPSec uses two protocol for security: Authentication Header protocol (AH) and the Encapsulated Security Header Protocol (
on LAN,where are IP datagrams transported?
Problem (a) Below is a capture of an Ethernet II frame which contains an IPv4 packet and a TCP segment. The second screen capture is from the data portion of the frame.
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The objective of this example is to demonstrate the steps required for a successful attack against a vulnerable Windows XP SP2 system. It will show: a) how Nessus can be used to di
Da t a compre s sion and the trans p ort s e rvices, The main purpose of the transport layer is to provide services which are efficient, reliable and cost-effecti
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