Looks like immobilizer is bypassed in VWs by researchers.
http://www.iol.co.za/news/world/vw-b...0#.Ufgg6o3VD_w
VW is fighting to keep it not published.
Hondas and Fiats are also implicated as they also use the same system.
http://www.bbc.co.uk/news/technology-23487928