Antivirus products have been available to computers users for a quite some time. Many companies have produced different antivirus firewall software applications for users. Antivirus software helps you in removing viruses and preventing them from infecting your system. Antivirus programs are used to detect, identify and delete viruses, malware, trojans, and worms when they enters your network or local computer. Antivirus software is fashioned to protect your computers, but you still need to purchase it.
At present, there are lots of choices of security programs which are produced by different companies. The most common antivirus programs today are Avast! Antivirus, AVG Antivirus, Avira Antivirus, BitDefender, ClamWin, ESET NOD32, Kaspersky Antivirus, McAfee Antivirus, Panda Antivirus, and Symantec Norton Antivirus. It is strongly recommended that computer users should install antivirus programs in their systems. However, in choosing which version to install, you need to know the pros and cons.
There are free security suite applications available. They are really free to download. However, installing free antivirus programs has its disadvantages. Not all free antivirus products are updated. Thus, most of the time, free antivirus software cannot recognize, detect, and identify new viruses and malware. The databases are not updated in some of the free versions of antivirus products.
Aside from free versions of antivirus and security applications, there is also the trial version of antivirus products. Trial versions are made so that users can evaluate the products. Trial versions of antivirus products are more updated than free versions of antivirus software. However, trial versions of antivirus software usually last for 30 days only. Thus, you need to download another antivirus product or purchase the licensed version of that malware protection software.
On the other hand, licensed versions of malware prevention programs are considered the most effective of the three versions. Although they are effective, they come with a price. There are people, though, who cannot purchase the licensed version so they stick with the free and trial versions. Licensed versions entail more complete protection and are easy to update. They have more benefits than the other two versions like updated databases and strict security. Moreover, licensed versions have more tools for protecting your computer than free versions and trial versions have.
In choosing an antivirus firewall software solution for your computer, it is important for you to understand the pros and cons of choosing either a free version, a trial version, or a licensed version of the program that you wish to use.
With the advent of computer viruses of all kinds, antivirus software installation in PCs has become a necessity. The antivirus software comprise of computer programs which strive to identify viruses and 'malware' (other malicious software), thwart their endeavors and eliminate them altogether.
About Antivirus Software
The antivirus software program may come installed on your computer or may be purchased and installed by you. There are quite a few 'invaders' against which the computer needs to be protected against. There are the viruses, worms, Trojan horses and so on. The best antivirus software available is geared to offer protection against the whole range of such known viruses and malware. The potential damage that viruses can inflict such as deletion of files, unauthorized access to personal data, and usage of the computer as a platform to carry out attack on other computers, can all be thwarted by installing at least one of the top ten antivirus software products.
Techniques Used By Antivirus Software
The antivirus software usually uses two alternative techniques. It scans files for viruses that match the definitions given in virus dictionaries, or it identifies infection indicated by suspicious behavior from some computer program.
Some of the best antivirus software come for free. Usuaslly the best free antivirus software adopts both the techniques. However, the best antivirus software packages put special emphasis on the virus dictionary matching approach.
Features To Look For In The Best Antivirus Software Packages
Look for the following features when purchasing an antivirus software product of choice:
Simplicity and ease of use of the software so that even a person with little knowledge of computers or viruses can use and install it.
Effectiveness in identifying viruses, worms and the like is a desirable feature of the best antivirus software products.
Efficacy in cleaning out or isolating of files already infected so as to prevent further infection is another important feature that should be included in any good antivirus software.
Each of the best antivirus software products assure high level of security for Windows based PCs. Depending on the uniqueness of the system in use you can choose from among the top 10 antivirus software products available from online sources.