USENIX Workshop on Health Security and Privacy 2012 HealthSec '12 : 3rd USENIX Workshop on Health Security and Privacy ; August 6 - 7, 2012, Bellevue, WA 2011 HealthSec '11 : 2nd USENIX Workshop on Health Security and Privacy ; August 9, 2011, San Francisco, CA 2010 HealthSec '10 : 1st USENIX Workshop on Health Security and Privacy ; August 10, 2010, Washington, DC