chap 2 lab 2 {(bryan123)}

Yadav 1Pahdi YadavProfessor MiltonEnglish 1015 May 2008 Antivirus Programs Today, People rely on computers to create, store, and manage critical information, manytimes via a home computer network. Information transmitted over networks has a higher degree ofsecurity risk than information kept in a user’s home or company premises. Thus, it is crucial that theytake measures to protect their computers and data from loss, damage, and misuse resulting fromcomputer security risks. Antivirus programs are an effective way to project a computer against viruses. An antivirus program protects a computer against viruses by identifying and removing anycomputer viruses found memory, on storage media, or on incoming files. When you purchase a newcomputer, it often includes antivirus software. Antivirus programs work by scanning for programs thatattempt to modify the boot program, the operating system, and other programs that normally are readfrom but not modified. In addition, many antivirus programs automatically scan files downloaded fromthe Web, e-mail attachments, open files, and al types of removable media inserted in the computer(2008, pp. 201-205). One technique that antivirus programs use to identify a virus is to look for virus signature, orvirus definition, which know specific patterns of virus code. According to Shelly and cash man (AntivirusPrograms), many vendors of antivirus programs allow registered users to update virus__________________1Bulowski our that most antivirus programs also protect against worms and Trojan horses _55-61).

Yadav 2Program’s signature files regularly are important, because it will download any new virus definition thathas been added since the last update. Methods that guarantee a computer or network is safe from computer viruses simply do notexist. Installing, updating, and using an antivirus program, though, is an effected technique to safeguardyour computer from loss.

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chap 2 lab 2 {(bryan123)}

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