Abstract. The Domain Name System (DNS) is the only globally deployed Internet service that provides user-friendly naming for Internet hosts. It was originally designed to return th...
The man-in-the-middle (MITM) attack has been shown to be one of the most serious threats to the security and trust of existing VoIP protocols and systems. For example, the MITM wh...
Ruishan Zhang, Xinyuan Wang, Ryan Farley, Xiaohui ...
Abstract. Two of the most recent and powerful multi-property-preserving (MPP) hash domain extension transforms are the Ramdom-Oracle-XOR (ROX) transform and the Enveloped Shoup (ES...
We propose the role-and-relation-based access control (R2 BAC) model for workflow systems. In R2 BAC, in addition to a user's role memberships, the user's relationships w...
—Captchas are designed to be easy for humans but hard for machines. However, most recent research has focused only on making them hard for machines. In this paper, we present wha...
Elie Bursztein, Steven Bethard, Celine Fabry, John...