What technique utilized by hackers to identify unsecured wireless network locations to other hackers?

Hackers often use a technique called "wardriving" to identify unsecured wireless networks. This involves driving around in a vehicle while scanning for Wi-Fi networks using specialized software or hardware. The discovered network locations are then mapped and can be shared with other hackers, allowing them to exploit these vulnerabilities more easily. Additionally, tools like GPS can be used to pinpoint the exact locations of these unsecured networks.