Chapter 10 q assess why is it important to update

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Chapter 10: Q. Assess why is it important to update antivirus software regularly. It is important to update antivirus software regularly so that it is able to counter new viruses and worms. Failure to do so could expose the corporation to significant liability if other organizations were impacted adversely. Q. Contrast the two methods of installing firewalls. The two methods of installing firewalls are: a. Installing software on each client device. b. Using a DSL/cable router with a built-in firewall. Q. List and explain the firewall enforcement mechanisms. The firewall enforcement mechanisms are: a. Network Address Translation (NAT): Network address translation is the service that allows you to mask significant amounts of information from outside of the network. b. Basic packet filtering: Basic Packet Filtering involves looking at packets, their protocols, and destinations, and checking that information against the security policy. c. Stateful packet filtering: Stateful Packet Filtering will look at all packets and determine the need for each and its data. Advanced firewalls employ stateful packet filtering to prevent several types of undesired communications.
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  • Winter '12
  • Unknown
  • Computer Security, Packet filtering, possible items, basic packet filtering

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