Abstract. In this paper we consider commitment schemes that are secure against concurrent man-in-the-middle (cMiM) attacks. Under such attacks, two possible notions of security for...
Rafail Ostrovsky, Giuseppe Persiano, Ivan Visconti
We investigate whether it is possible to encrypt a database and then give it away in such a form that users can still access it, but only in a restricted way. In contrast to conve...
Authorization policy infrastructures are evolving with the complex environments that they support. However, the requirements and technologies supporting context are not yet well u...
The Maude-NRL Protocol Analyzer (Maude-NPA) is a tool and inference system for reasoning about the security of cryptographic protocols in which the cryptosystems satisfy different ...
Twitter is a new web application playing dual roles of online social networking and micro-blogging. Users communicate with each other by publishing text-based posts. The popularit...
Zi Chu, Steven Gianvecchio, Haining Wang, Sushil J...