
1) Computer network security
Found on
https://www.crosswordclues.com/clue/wardriving

Wardriving is the act of searching for Wi-Fi wireless networks by a person in a moving vehicle, using a portable computer, smartphone or personal digital assistant (PDA). Software for wardriving is freely available on the Internet, notably NetStumbler, InSSIDer, Vistumbler or Ekahau Heat Mapper for Windows; Kismet or SWScanner for Linux, FreeBSD, ...
Found on
http://en.wikipedia.org/wiki/Wardriving
No exact match found.