Proximity as a Security Property in a Mobile Enterprise Application Context.

Christian Decker Serge Nguissi Jochen Haller Roger Kilian-Kehr Proximity as a Security Property in a Mobile Enterprise Application Context. 2004 HICSS http://csdl.computer.org/comp/proceedings/hicss/2004/2056/07/205670189babs.htm db/conf/hicss/hicss2004-7.html#DeckerNHK04