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What Is An Antivirus Software?


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A computer application designed to scan files for the purpose of identifying and eliminating malwares and other computer viruses.

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What Is An Antivirus Software?

  1. 1. What Is An Antivirus Software?
  2. 2. A typical antivirus software usestwo techniques for the purpose forsecuring the operating system. Analyzing of files for detecting known viruses with the help of a virus dictionary. Identification of any suspicious behavior from any computer application which might be a result of infection. Other ways of detecting viruses.
  3. 3. Refers to a dictionary of viruses that have been known by the developer of the antivirus software. In case any code within a file comes inagreement with the virus dictionary,the antivirus software performs to eitherdelete that code or quarantines it so thatthe toxin of it does not spread out to otherprograms. Files are examined when they are created, opened, closed or e-mailed. Requires upgrading downloads in order to work successfully in the long term.
  4. 4. This is a contrast antivirus application approach. Its functionality is to monitor the behavior of the programs. If an application is behaving towrite the data of another applicationinto an executable file, such anaction is considered as suspiciousand the user is immediately informedby the software and prompt for a quickand effective action. Provides protection against those viruses also which are not written in the dictionary.
  5. 5. Using a sandbox detectionmethod. Emulating the beginningcode of every brand newexecution. After the program is closed, the sandbox is analyzed for any changes made within it in which an indication of the presence of a virus can be made
  6. 6. Provides protection againstmalwares and viruses. Provides security to theoperating system in an affordablecost. Increases the performance of thesystem. Protection against latest virus definitions.
  7. 7. The basic function of antivirus software is to provide complete protection against malicious software and other virus definitions. Since, there are so many viruswritings created each day, many of the antivirus authorsare including several other functions within the program.
  8. 8. Threat DetectionReal-time ProtectionAlertsAutomatic UpdatesAdditional Features
  9. 9. Scans the operating systemfor all the major threats and virusdefinitions. This feature is quitecomplicated in every otherantivirus as not all of thesesoftware occupy full coverage overthese malwares. Provides real protection from all theincoming threats. Moreover, if a system is not affected by a virus, this software must still be obtained for preventing future infections.
  10. 10. Alerts when a maliciousprogram tries to gain accesswithin your operatingsystem. Offers automatic updateswhich means automated protection against latest virus programs.
  11. 11. Many of the antivirus software offers some additionalfeatures for the purpose of providing top most level ofsecurity. These additional functions includes instantmessaging protection, e-mail protection, blocking of pop-ups and identification threat protection.
  12. 12. Spywares: Spywares have the functionality of beinginstalled on the system without even being noticedby the user.Firewall: A firewall is considered as the most basicdefending tools against hackers or any otherunauthorized access to the system. Enabling theFirewall within the system starts the system toquietly monitor traffic which is incoming andoutgoing from the system
  13. 13. Browser Security: Many of the hackers, virus creatorsand cyber criminals finds weaknesses within the webbrowser and adopts the habit of capitalizing thisopportunity. Phishing Protection: This type of a threat takes placein the form of a two-way attack which starts fromsending fake e-mails pretending that the source ofthe e-mail is genuine.
  14. 14. Parental controls: This is a program throughwhich you can limit the use and in many cases,monitor the computer ukase of specific users.Spam Filter: This utility performs like a sieve andis also known as anti-spam software. Itsmechanism is that it passes on legitimate e-mailsfrom contacts but blocks the access of unsolicitede-mails to your mailbox.
  15. 15. Computer users have unlimited choices when it comes tothe selection of antivirus application. There are free trailoffers ass well as purchased software which can be easilyobtained from the web. Despite of the quantity, it is stilla very daunting task to select as to which antivirus willwork best with your system.
  16. 16. User-friendly Interface. Effective identificationand elimination of viruses. Quick scans. Frequent updates of virus definitions.
  17. 17. The protection of your system does not lies in theactions of cyber criminals but it rests within yourown hands. Install antivirus software and keepyour system protected. Good Luck!