So, these students from MIT hacked the Boston subway and documented it for Defcon 16. Then they got an injunction slapped on them to prevent them from presenting it. Funny thing, the MBTA included the PDF as part of the complaint, making it public record!
Go read about it if you want more.
Without further adieu, I present to you the Warcart from MIT:

Go read about it if you want more.
Without further adieu, I present to you the Warcart from MIT:
