Why going wireless


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Enslaving the Airwaves: The Repercussions of Insecure Wireless Networks

There is no doubt that wireless technologythe way of security, but it is additional
has evolved the way we communicate. With thesecurity nonetheless. Hackers love easy
popular 2.4 GHz frequency being unlicensedtargets, so every layer of security you add
and inexpensive, people all around the worldmakes it more difficult for them to break in,
have been able to do things that were nothingand thus acts as a deterrent. That being
short of impossible in the past. While thissaid, use the following security measures on
may be the case, the same also applies toyour  personal  AP:
hackers; wireless technologies have allowed
them to not only penetrate the impenetrable,1.) Hide your SSID broadcast. Your SSID is
but also break into personal networks withsimply the name of your AP. Without it,
blazing speed (as in minutes and even secondshackers will not know the difference between
if the wireless network's access point [AP]your  AP  and  other  ones  in  the vicinity.
is  completely  unsecure).
2.) Change the name of your SSID. This may
So what can happen if someone breaks intonot sound like much but, the name can tell a
your network? Well for starters, it acts as ahacker a lot about your AP. Using the default
gateway for hackers to break into yourname probably means you are also using the
system. On top of that, they can installdefault password, which can easily be found
sniffers (which allow them to steal suchon  the  internet.
things as passwords and other sensitive
information), adware, spyware, trojans,3.) Use MAC address filtering. A MAC address
viruses, worms, backdoors, rootkits, andis simply an address burned into each
other malware as well as pursue wirelesswireless card. Using this filtering means
jamming attacks, encryption attacks, DoSthat only the entered MAC addresses can
attacks, and other various attacks. In short,access  your  AP.
given enough time, the sky is the limit on
what a hacker could do when they get inside4.) Enable Encryption. Use the WPA or WPA2
your  AP.(if available) security mode as well as the
AES algorithm. This makes it way more
At this point, many may say to themselvestroublesome for hackers to eavesdrop your
"Well, I have nothing of value on mycommunications.
computer, so I don't care if they hack into
it". This couldn't be any farther from the5.) Use both hardware and software firewalls.
truth. If hackers compromise your computer,Chances are there is a firewall embedded
they'll turn it into something called aright in your AP, so make sure it is enabled
"zombie" (in other words, their slave), whichas well as firewalls on the networked
will do anything the hacker wants it to. Thiscomputers.
could be anything from helping crack (or
decipher) passwords, to breaking into6.) Keep learning about new wireless security
websites, to even breaking into otherthreats. Technology keeps evolving, so it is
computers.in your best interest to research computer
protection articles and other related news
Here's the kicker: if the hacker uses yoursources.
computer to break into something and gets
caught, guess who faces the consequences?7.) Invest in computer security tools. While
Well, it was your computer that did theit is important to use layered security on
attacking, so it will be your fault, noyour AP, it is even more important to do the
matter if you knew about the attack or not.same for your computer in case the hacker
Whether it leads to fines or even jail time,breaks  through.
you are stuck with a mess trying to prove
that you are innocent, all while the hackerWhen it comes to wireless networks,
carries on with his life and pursues moredeterrence can be one of the most powerful
targets.things working for you, providing you
implement a Defense in Depth methodology like
Knowing about the consequences that can comedescribed above. With the large amount of
from insecure AP's, there are many things youweak and insecure AP's that are live today,
can do to prevent outsiders from trying tolayered security will play a vital role in
break in. Ideally, you'll use a "Defense inwhether or not outsiders try to break into
Depth" methodology, which means setting upyour wireless network. In the end, taking the
multiple layers of security to try and detertime to secure your AP now could be the
hackers from breaking in. Now, some of thesedifference of legal repercussions or identity
things discussed will not really add much intheft down the road.



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