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Is Your Wireless Network Secure?

Networking professionals are encouragingpoint is stronger than your AP's radio signal
people to think twice about wireless networkyou're  security  is  done.
security. You might be thinking I use WEP-128
bit encryption with MAC address filtering,May be you fall into the category of never
I'm safe. Or you may be you've never evensetting up wireless networks because you read
heard of WEP, if this is the case you mightabout their insecurities. How then can you be
want to unplug your wireless access pointat risk? Just consider for a moment that a
immediately. But then again look at theuser in your organization fires up his
bright side at least you don't have the falsewireless card. See's a wireless network that
sense of security that your network isis named XYZCorp after your company. So they
secure. Perhaps you are the smart guy whoconnect to it and immediately a script is
knows how insecure wireless networks are. Youhammering their machine for security
too  are  at  just  an  equal  risk!vulnerabilities. Once again they connected to
a rogue access point setup by a hacker. Now
Your computer consultant might be partiallyyou might be thinking. "C'mon you must have
right when they say WEP will protect yourto be a computer genius to find and run these
network. It will protect your network fromtools." Think again, thanks to the kind
casual snooping but that is about it. Lastpeople over at all these tools can be
year the FBI was able to crack a WEPdownloaded in one big happy ISO file. Burned
protected network in less than 3 minutes withto a CD as an image and bang you're done,
tools widely available on the internet. Sinceready to take a drive to the nearest business
then  it's  been  downhill  for  WEP.and start sniffing credit card numbers.
Everything wrapped into a nice package just
At this point you might be thinking, "Ohwaiting for the next script kiddy to start
well, someone gets on my network and uses therunning the programs. You may be thinking ok
internet". This is completely false. Ifthis is a major problem so what should I do?
someone has gone through the process ofGive up my organizations ability to use
getting on your network chances are the onlywireless networks? This isn't exactly what we
thing they want is not internet access. Anyare saying. A newer wireless security
computer security professional will tell youtechnology has taken over in 2004 called WPA.
that physical access to the network is 95% ofIt is more secure than WEP. And so far tools
the security battle. Once this has beenare not as readily available to hack your
accomplished you can consider all of yournetwork. But consider the following. WEP was
data compromised. Customer invoices, customerratified in the late 1990's less than six
data, credit card numbers and passwords toyears later it was exploited. This is typical
financial institutions will all be in theof almost every computer technology. It is
hands of a hacker. One in many methods can beonly a matter of time before technologies are
used to gain access to your personal data,exploited. Just always remember Security is a
whether it's through Key loggers, Trojans, ormulti-tiered companywide responsibility. From
just by sniffing your plaintext networkproviding physical security to web site
traffic.security all matters should be considered
serious and not taken lightly. So before you
Maybe, just maybe, I have not convinced yougrab a wireless access point and slap it in
of the insecurities of wireless networks. Letyour  network,  I  urge  you  to think twice.
me tell you about another attack that hackers
can use to gain access to your network. Let'sYou may think you are in a sinking boat
say your access points are completely lockedbecause you are a small organization not able
down, to your knowledge. A user from yourto implement the latest technologies and
network goes and flips on their laptop whileafford the newest access points. Or maybe you
sitting in an airport terminal waiting for acannot afford to pay an IT staff over
plane. They see an available insecure100k-200k a year to maintain your medium size
wireless network so they click on it andnetwork. Executives at N2 Network Solutions
connect. None of us have ever done thissay you should consider IT outsourcing or IT
before right, itching to check their emailconsulting. You can get Industry certified
one last time before heading out of town?engineers on a project by project basis.
Unbeknownst to them they have just clicked onContractual relationships are also available
a fake honeypot wireless network, set up by ato dump the responsibility of your network
rogue hacker that before they can eveninto their hands for a fraction of the price.
realize their machine is already beingTo keep your small to medium size network
scanned. Picture for a moment that user couldperforming like a Fortune 500 machine invest
be anywhere, even sitting at a desk in yourthe capital and secure your assets.
network. Just as long as the rogue access



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