In theory, as long as your password setting is complex enough, it can't be cracked (but who will set the Wifi password so complex) How to find the nearby network If you want to crack them, you can only brutally exhaust them. Since most of the encryption methods of wireless networks are WPA and WPA2, I haven't met the vulnerable WEP yet, and it's rarely used, while WPA and WPA2 have almost no weakness. PS: This article has referred to many articles on the network, but has my own part. Although Kali virtual machine is installed on the school machine, there is no Usb wireless network card. I silently brush the tutorial of security cattle at home, and the latest brush is the chapter of 'wireless attack'. The winter vacation in 2020 is true, brother