| | |The most damaging of the denial of service attacks can be a _______________ attacks, where an attacker uses zombie software distributed | |over several machines | |
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Hardware and Software Firewalls Explained A firewall is a protective system that lies, in essence, between your computer network and the Internet. When used correctly, a firewall prevents unauthorized use and access to your network. The job of a firewall is to carefully analyze data entering and exiting the network based on your configuration. It ignores information that comes from an unsecured, unknown or suspicious locations. A firewall plays an important role on any network as it provides a protective
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goal is to verify that the incident occurred, restore business continuity, reduce the incident impact, prevent future attacks, and improve security and incident response. Network Layout The overall network for Gem Infosys is designed to have a firewall, three file servers, two Web servers, one Windows 2008 Active Directory server for user access and authentication, ten PCs, and a broadband connection to the Internet. See figure 1. Figure 1: Network diagram for Gem Infosys. Incident Planning
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512K base memory Task 2 Both hardware and software firewalls prevent unauthorized access and unauthorized use to the network. These firewalls ignore information that is not secured and comes from locations that are unknown and suspicious. Hardware firewalls can be stand-alone and/or in broadband routers. Hardware firewalls does not necessarily have to be configured and can protect all machines on a local network. Hardware firewalls examine packet headers by using a packet filter. Based on
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identity theft.In order for network security to work it needs to have both hardware as well as software to protect the network which is done with things such as anti virus and spyware software.It also needs a firewall which is responsible for blocking the unauthorized user from gaining access to the network.Intrusion prevention systems which are tasked with identifying attacks such as zero hour.The last thing to make network security
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* Question 1 1 out of 1 points | | | Which of the following was the first highly publicized network security problem?Answer | | | | | Selected Answer: | b. Morris Worm | Correct Answer: | b. Morris Worm | | | | | * Question 2 1 out of 1 points | | | What is the functionality of CERT?Answer | | | | | Selected Answer: | e. All of the above | Correct Answer: | e. All of the above | | | | | * Question 3 1 out of 1 points | | | Bandwidth
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Chapter 2 Review Questions 1. Why is information security a management problem? What can management do that technology cannot? Managing information security has more to do with policy and enforcement rather than technology. Management must address information security in terms of business impact and the cost. 2. Why is data the most important asset an organization possesses? What other assets in the organization require protect? Data in an organization represents its transaction records and
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Firewalls Samuel Vallez May 2, 2014 IT/242 Joseph Guin A firewall is a tool that is really used to monitor the flow of traffic on a network to ensure that there is nothing that is harmful being transmitted. There are three kinds of firewalls that can be used which are network, application, and circuit. The network firewall basically works by inspecting packet headers and filtering traffic based on the IP address. It is a pretty fast way of doing things and is still in use today. The downfall
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DoS/DDoS Prevention This document details guidelines that can be implemented to the school to prevent the recent DDoS attack the school experienced. These guidelines are by no means any requirement, however each will grant an additional layer of security for the current networks and services in production. Implement Policies and procedures An Acceptable Use Policy is a policy that defines what type of actions are allowed to be performed on the systems and network to which the policy applies
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Security Threats Computer security is no longer just an organization’s concern but everyone’s who uses their computer to access the internet. Anyone who uses their personal computer to access the internet faces potential security threat. This document will identify all the potential security threats on a personal computer and some techniques an attacker might employ to access information on the file system. Security threats can be broadly classified into outside and inside threats. Organization
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