This paper presents Keypad, an auditing file system for theftprone devices, such as laptops and USB sticks. Keypad provides two important properties. First, Keypad supports fine...
Roxana Geambasu, John P. John, Steven D. Gribble, ...
Many authorization system models include some notion of obligation. Little attention has been given to user obligations that depend on and affect authorizations. However, to be u...
Murillo Pontual, Omar Chowdhury, William H. Winsbo...
We show how to convert regular keyboard-entry CAPTCHAs into clickable CAPTCHAs. The goal of this conversion is to simplify and speed-up the entry of the CAPTCHA solution, to minim...
Richard Chow, Philippe Golle, Markus Jakobsson, Lu...
provides a very brief overview of some of the main points. References are given to my papers, where those points are explained in more detail, and citations are provided to the ext...
Malware such as Trojan Horses and spyware remain to be persistent security threats that exploit the overly complex graphical user interfaces of today’s commodity operating syste...