[Azselendor]

WEP encryption is a Piece of S***. The keys are easily hacked and can only withstand 10-15 minutes from your amatur hacker, only a couple of minutes or less if you're facing a dedicated attack.

Upgrade to a WPA standard, install a good firewall, and -if possible- reduce the signal power of your wireless transmitter by as much as possible. The average wireless router from big box retailers has a range of 150-200 feet and most of your neighbors are less than that.