Installation of anti-virus programs of family Kaspersky, nod32, avas

Anti-virus programs are the computer programs capable to find viruses, undesirable and malicious applications, to restore the infected files, and also to prevent infection of files.

Modern anti-virus programs have two directions of action: they scan files on existence of the viruses determined by anti-virus base and investigate whether they use the program computer, having suspicious behavior.

When performing the first action of the program use the anti-virus bases developed by the manufacturing company. If the harmful file is found, the anti-virus program will suggest you to remove, block the file or will suggest to treat it by removal of a body of a virus from the damaged file.

The second direction of action of anti-virus programs aims not at finding of viruses, but supervision over behavior of the programs installed on the computer. Anti-virus programs or block activity of suspicious programs, or report about their undesirable behavior to the user. So, even if the anti-virus database was not updated long time, similar programs allow to protect the user's computer from new viruses. So, value of anti-virus programs in system of protection of the software is indisputable is big. Anti-virus protection can save you from troubles in work with your computer.