The 21C3 lecture from Stephen Murdochs on reverse engineering photoshop and printers attempting to detect currency also of interest. http://www.cl.cam.ac.uk/~s

The 21C3 lecture from Stephen Murdochs on reverse engineering photoshop and printers attempting to detect currency also of interest. http://www.cl.cam.ac.uk/~sjm217/projects/currency/ http://www.cl.cam.ac.uk/~sjm217/projects/currency/ http://events.ccc.de/congress/2004/fahrplan/event/108.en.html http://events.ccc.de/congress/2004/fahrplan/event/108.en.htm...