Monday, May 16, 2011

How to Choose a Good Anti-Virus

Anti-virus is used to prevent infection by a virus or do a scan / cleaning in the file / system infected with viruses / trojans / worms. Anti-virus software is the main defense against the problem of viruses / trojans / worms. Anti-virus should be effective and always up-to-date.

Why should install anti-virus software?
Without anti-virus we become very vulnerable / easily susceptible to computer viruses, among others:
* Infection email attachment.
* Infection "Drive-by" for visiting corrupt websites.
* Viruses that attack via the internet ("worms").
* Spyware triggered by viral infections.
* Viruses that spread using macros in application documents.
* Depending on the software you use, can detect some spyware.

Exposed to the virus can lead to serious consequences, including:
* Theft of personal data.
* Abuse.
* Loss of data.
* The computer becomes slow or unusable.

What does anti-virus software ?
Anti-virus software protects a variety of possible attacks:
* Scan incoming email that contains a virus.
* Monitor files being opened or created to ensure that the files are not infected with the virus.
* Conduct periodic scans of every file in the computer.

What anti-virus software do not ?
Anti-virus software does not protect you against:
* Viruses that do not have a characteristic sign for unique / signature.
* Programs that you install that may have additional features that are not desirable.
* Most of the spyware.
* Spam.
* Various kinds of abuse or criminal activity.
* Hackers who try to break into your computer through the internet.

Anti-virus will not be useful if it is turned off for any reason and will not be very effective when its use is not frequent updates (updates) to recognize the latest viruses. Signature of the virus such a crime map complete with the characteristics of criminals. Each time a new virus appears, will be analysis and create a new bookmark for when the anti-virus reappeared can do block.

How do I choose an anti-virus?
Good for personal use or for the office there are many options

Personal / Standalone or Package?
Most companies selling standalone antivirus program developers can use to make protection against the virus. For packages other protection features such as firewall, spam filtering, anti-spyware and others.

In choosing an anti-virus there are few criteria to consider:
* Price.
* Review on the website that has a good reputation.
* Easy set up and used least.
* The level of quality technical support, including support website.
* Its frequency and lkemudahan updates.

Several commercial anti-virus, among others:
* F-Secure.
* McAfee.
* Symantec.
* Trend Micro.

Free anti-virus software
* Grisoft AVG Anti-Virus.
* AntiVir.
* ALWIL Avast.
* ClamWin, etc.

Suggestions for prevention:
* Do not open attachments from unknown senders.
* Use the macro protection in Microsoft Office, ie Word and Excel.
* Do not forget to update regularly.
* Use only one anti-virus at the same time.
* Providing you update virus signatures regularly, as a general rule, you do not need to buy every single new release of the anti-virus software to stay protected.
* Prevention is Better Than cure.
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