Only with the wireless security key WPA-PSK or WPA2-PSK

WPA is a security technology that was created to temporarily replace the lock WEP. There are two types of WPA Personal (WPA-PSK) and WPA-Radius. At this time that could have a crack at the WPA-PSK, ie, with the brute force method offline attack. Brute force using the try-try a lot of words from a dictionary. This attack will be successful if the passphrase is used wireless terapat on the dictionary used the word hacker. To prevent such attacks against wireless security using WPA-PSK, use a long passphrase (one sentence). Which is very popular tools used to attack this is CoWPAtty ( http://www.churchofwifi.org/) and aircrack (http://www.aircrack-ng.org). This tool need a list of words or wordlist, it can be taken from http://wordlist.sourceforge.net/