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The first thing we have to establish around the term that concerns us is that it is a neologism that has been formed from the sum of two parts:
-The Greek prefix “anti-”, which can be translated as “against”.
-The Latin noun "virus", which means virus.

The concept of antivirus It is used in the field of computing with reference to a software which is in a position to search and delete virus In a computer system. It should be noted that these viruses are programs that are housed in the memory of a computer (computer) in order to damage data or alter the normal operation of the equipment.

It can be said that both an antivirus and a virus are computer programs. While viruses are harmful, antivirus programs aim to counteract their effect. In this way, they are responsible for looking for viruses to block your actions . They can also disinfect Files that were already corrupted by the virus.

Antivirus, on the other hand, have a preventive function . When a person has an antivirus installed on their computer, the software You can constantly monitor and warn if a virus tries to access the system through a file. Thus the user manages to prevent infection.

There are multiple types of antivirus that differ in the scope of their benefits. There are viruses that perform certain specific actions (such as trojans or the spyware ), a feature that gave rise to specialized antivirus. On the other hand, like the rest of the software, antivirus programs may have different licenses (paid, freeware, etc.).

In addition to all of the above, we can establish that, although there are many antivirus programs on the market, you have to bet on one that meets a series of basic requirements. These are conditions that certify that it will work the right way:
-It is able to stop viruses.
-Comments the elimination of infections.
-Has a customer service and technical support.
-It has the ability to update so that new viruses can be detected.
-You can create backup copies.
-It is also able to detect another series of dangerous elements for the computer such as spyware, spam, phishing ...

All these features are essential when choosing an antivirus, for which it is also necessary to take into account another series of considerations:
-It has to be easy to use and must also have a simple configuration system.
-You must have a really competitive price and appropriate to the market.
-It is important to make use of the Network to know not only user opinions on it but also the specific and professional experts in the field.
-Not less relevant is that you have to see that it is backed by a brand of recognized prestige, such as McAfee, Kaspersky, Symantec ...

Specialists suggest having an antivirus from a recognized manufacturer. He Program should update frequently so that your virus database is not obsolete. It is also advisable to perform scans of the team periodically to look for possible infections that have not yet been detected.

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