Kali Linux
This is a free distribution of the operating system Linux which includes all the necessary tools a find wifi password.
It is intended for expert users only, but there are several guides on how to use it on the Net. To start it you need to burn it and boot from its CD / DVD, it does not require installation. Download from here.
RouterPassView
A small free and no-install program that allows you to recover passwords for accessing Wi-Fi routers (therefore not to the connections) starting from the configuration files of the latter.
Among its functions there is also the one that allows you to capture the router password directly from the internal panel of the latter, when it is open in the browser on the page dedicated to the password configuration. Download from here.
SniffPass
Free program that allows you to "sniff", that is intercept all passwords traveling on a Wi-Fi network, including those of browsers, e-mail, chat services and FTP clients.
To work, the free WinPcap software must also be installed on the PC. Ideal when you need to recover forgotten passwords but stored in automatic access to sites or programs. Download from here.
Wireless WEP Key Password Spy
Commercial program available in free trial version that allows you to recover WEP passwords of the Wi-Fi connections stored on Windows after a successful first connection.
It is very fast and light but it is not able to recover the now widespread WPA type keys. Again, this is an ideal solution for recovering passwords stored in the system but forgotten. Download from here.
WirelessKeyView
Excellent free and no-install program (does not require installations to work) capable of recover passwords for Wi-Fi connections saved on the PC.
It works on all versions of Windows (including 64-bit ones) and supports all major types of Wi-Fi keys, including WEP and WPA / WPA2. To detect passwords, just start it and it does it all by itself. Download from here.
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It is a free program for “Sniffing” packets of data, images and above all passwords traveling on a Wi-Fi network which has the main advantage of being quite simple to use.
To work, the free WinPcap software must also be installed on the PC. To use it, just set the connection to "sniff" and click play. Download from here.
Programs to find WiFi passwords
