A WEP key is asecurity passcode for Wi-Fi devices.
How WEP Keys Work
online grid administrators choose which WEP keys to use on a online grid.
The security of wireless connections was significantly less than that of wiredEthernetnetworks when Wi-Fi networking first became popular.

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This became known aswardriving.
Their internet connections could also be reached and used without permission.
WEP was at one time the only widely-supported standard for protecting home Wi-Fi networks against sniffer attacks.
Newer and more advanced wireless key systems includingWPAandWPA2were added to Wi-Fi routers and other equipment to replace WEP.