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Question :
(a) State whether the following statement is FALSE or TRUE: It is always better to have various access points to the Internet so that if a hacker takes one down your company still has access.
(b) Mention limitations of a firewall.
(c) How does a packet filtering firewall operate?
(d) How can NAT be used to protect your network?
(e) What is the role of an intrusion detection system? Explain the operation of the signature based intrusion detection system.
code and logic
PARITY BIT: A parity bit is an extra bit transmitted with data item select to give the resulting bit odd or even parity. For example an even parity data packet 10100001 has p
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QUESTION A small ISP requests your help. The technicians report that they have had no downstream access to the Internet. They believe the problem lies with their access provide
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ACCESS CONTROL DEVICES Successful access control system includes number of components, which depends on system’s requirements for authentication and authorization. Powerful auth
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