Wireless Network Security

Working from home has its advantages, including noOn each computer having wireless network card,
commute, a more flexible work schedule and freshnetwork connection properties should be configured
coffee and home-cooked meals whenever you want.to allow connection to Access Point Networks Only.
But working from home while using a wireless localComputer to Computer (peer to peer) Connection
area network (WLAN) may lead to theft of sensitiveshould not be allowed.
information and hacker or virus infiltration unlessEnable MAC filtering. Deny association to wireless
proper measures are taken. As WLANs sendnetwork for unspecified MAC addresses. Mac or
information over radio waves, someone with aPhysical addresses are available through your
receiver in your area could be picking up thecomputer device network connection setup and they
transmission, thus gaining access to your computer.are physically written on network cards. When adding
They could load viruses on to your laptop whichnew wireless cards / computer to the network, their
could be transferred to the company's networkMAC addresses should be registered with the router
when you go back to work.access point.
Up to 75 per cent of WLAN users do not haveNetwork router should have firewall features enabled
standard security features installed, while 20 per centand demilitarized zone (DMZ) feature disabled.
are left completely open as default configurations areYou can test your hardware and personal firewalls
not secured, but made for the users to have theirusing Shields Up test available at
network up and running ASAP.All computers should have a properly configured
It is recommended that wireless router/access pointpersonal firewall in addition to a hardware firewall.
setup be always done though a wired client.Update router/access point firmware when new
Change default administrative password on wirelessversions become available.
router/access point to a secured password.Locate router/access point away from strangers so
Enable at least 128-bit WEP encryption on both cardthey cannot reset the router/access point to default
and access point. Change your WEP keys periodically.settings.
If equipment does not support at least 128-bit WEPLocate router/access point in the middle of the
encryption, consider replacing it.building rather than near windows to limit signal
Although there are security issues with WEP, itcoverage outside the building.
represents minimum level of security, and it should beWhile none of the measure suggested above
enabled.provides full protection as counter measures exist, a
Change the default SSID on your router/access pointcollection of suggested measures will act as a
to a hard to guess name. Setup your computerdeterrent against attacker when other insecure
device to connect to this SSID by default.networks represent easier targets.
Setup router/access point not to broadcast the SSID.The author of this article ia a software developer,
The same SSID needs to be setup on the client sideconsultant and author of numerous books. Visit his
manually. This feature may not be available on allsite for more infomation about the Top Spyware
equipment.Removal Software.
Block anonymous Internet requests or pings.