UserFS provides egalitarian OS protection mechanisms in Linux. UserFS allows any user--not just the system administrator--to allocate Unix user IDs, to use chroot, and to set up f...
Many applications of IP geolocation can benefit from geolocation that is robust to adversarial clients. These include applications that limit access to online content to a specifi...
Phillipa Gill, Yashar Ganjali, Bernard Wong, David...
Search engines not only assist normal users, but also provide information that hackers and other malicious entities can exploit in their nefarious activities. With carefully craft...
Reverse Turing tests, or CAPTCHAs, have become an ubiquitous defense used to protect open Web resources from being exploited at scale. An effective CAPTCHA resists existing mechan...
Marti Motoyama, Kirill Levchenko, Chris Kanich, Da...
In recent years, many advances have been made in cryptography, as well as in the performance of communication networks and processors. As a result, many advanced cryptographic pro...
Sarah Meiklejohn, C. Christopher Erway, Alptekin K...