Object-based programming is becoming more and more popular and is currently conquering the world of distributed programming models. In object-based systems access control is often...
Online communication media such as email, instant messaging, bulletin boards, voice-over-IP, and social networking sites allow any sender to reach potentially millions of users at...
Alan Mislove, Ansley Post, Peter Druschel, P. Kris...
Online privacy is an increasingly important problem, as many services are now offered in a digital form. Privacy (or the lack thereof) is of a special concern in subscriptions to ...
ded abstract of this work will appear in Public Key Cryptography — PKC 2012. This is the full version. We propose a general framework that converts (ordinary) signature schemes ...
Controlling the privacy of online content is difficult and often confusing. We present a social access control where users devise simple questions of shared knowledge instead of c...
Michael Toomim, Xianhang Zhang, James Fogarty, Jam...