NETWORK TECH WORLD
Is Free Antivirus Software As Good As The Paid Variety?
It’s
an obvious question – when you get your antivirus for free (or your
“Internet security” as they call it today), could it possibly be as good
as the paid variety? Isn’t free software always inferior to paid
software? In truth, it isn’t as simple as that.
Why
do the antivirus makers offer free software even when they do business
selling premium paid products? Do you get real protection when you
choose a free product over a paid product?
The
makers of antivirus give software away for free for the reason that if
there are plenty of viruses running amok on computers around the world,
they can become so entrenched that retail antivirus software will no
longer be able to redeem the situation. This could be harmful to the
prospects of their industry.
What about the question of efficacy?
Even
if you do have high quality antivirus that’s paid for, it still won’t
give you full protection. According to AV-Test, a German security
research organization, there are nearly 50 million separate kinds of
computer virus in existence today, with dozens of new ones coming up
each day. The antivirus firms are unable to keep up with this level of
innovation by the hackers.
One
important reason often quoted for why you should choose paid antivirus
software over the free kind is that paid software usually comes with
antivirus updates several times a day – while the free kind gets updates
only once or twice a day (the content of the updates remain the same
whether you buy your software get it free). The multiple updates for
paid antivirus software, you are told, make sure that you are
up-to-the-minute with every new virus out there.
In
reality, multiple antivirus updates every day do not mean that you are
up-to-the-minute. A study by the security firm Imperva aimed at dozens
of major paid antivirus products finds that it can take antivirus
companies weeks to catch up with new viruses. The top paid antivirus
products detect only about 5% of new malware.
In
other words, the biggest reason suggested in defense of paying for
antivirus is an imaginary one. In antivirus reviews by various magazines
and security authorities, products like Avast consistently offer the
best detection rates for malware. Avast has a free version, too. If the
update frequency doesn’t matter and Avast’s database is the same for
both the free version and the paid version, there is really no reason to
pay for their software anymore.combofix is free software,there is no free version or paid (premium) version.
Magazine
reviews that pit free antivirus against paid antivirus tell the same
story. Paid antivirus is shown to offer little value over the free kind.
Time and time again, the only way magazine reviews are able to fault
free software is by pointing to their lack of customer support (Avast is
the one exception).
Buying
paid software for the firewalls and other tools included (they call
these security suites) doesn’t make much sense, either – standalone
firewall makers offer free versions, too.
Perhaps we should look at the problem differently
The
entire model on which current antivirus software works, experts say, is
outdated. Today, the antivirus makers need to see a new virus and study
it before they are able to write an update to detect and remove it.
Often, writing antivirus software for a very new kind virus can take
weeks. For example, it took the antivirus makers years to find an
antivirus solution to the malware known as Flame (can read about it in
an article on Wired entitled Why Antivirus Companies Like Mine Failed to
Catch Flame and Stuxnet).
Security
companies like Symantec are changing the very philosophy they use to
detect viruses. With Norton software these days, 60% of the time, it is
the new technologies that detect malware – not the traditional antivirus
database.
These
new technologies monitor every piece of software that runs on your
computer to look for suspicious behavior – the way they access the
Internet, for instance.
For
now, it doesn’t make sense to simply go with paid software because you
believe they must update your antivirus database in a better fashion.
This isn’t true. The antivirus industry is changing over to new
technologies today. When the industry settles on a new standard for how
detection should work, you’ll be in a better position to determine if
you should go free or paid.
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