CompTIA Network+ Certification Exam Tutorial: Antivirus Programs, Part II
In the first part of this CompTIA Network+ certification exam tutorial, we looked at the different types of viruses and other invaders trying to get into our network, and how antivirus programs help to stop them. Today, we’ll топ шоп в Киеве discuss some tips on how to get the maximum protection from your antivirus program.
I strongly recommend you choose an antivirus program that offers automatic updates. If you rely on manual updates - that is, relying on remembering to go out and check for updates yourself instead of having them automatically downloaded when new updates are available - I can practically guarantee you’re going to forget to do so, and this can be a fatal mistake for both your network and your career.
Why is this so important? The #1 mistake network administrators and home PC owners alike make with antivirus software is not keeping the program up-to-date. New viruses are being created every minute of every day, and reputable antivirus program vendors such as Symantec are monitoring that situation, looking for new viruses and writing virus signature updates or virus definitions regularly. (A virus signature is the actual binary pattern of a virus, and just as your signature identifies you, a virus signature identifies the virus.) It’s not enough for the vendors to create these updates - they’ve got to be downloaded to your computers and servers.
Most vendors offer some kind of automatic download for virus definitions, so when new updates are created, they’re automatically downloaded by the antivirus program. For example, Symantec offers LiveUpdate, which will download new virus definitions to their popular Norton Antivirus program when new ones are available. Another popular antivirus program, Kaspersky Antivirus, will download several new virus updates several times a day! Identifying viruses and writing new definitions to defend against them is a never-ending battle, so make sure
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