This work presents a collaborative educational game, Time2Play, developed in Second Life, which allows the creation of stories in a collaborative fashion, offering a new form of ex...
Abstract. New learning methods are emerging in order to improve and facilitate the use of communication and informatics technologies both by students and professors. This paper des...
This paper gives a new definition of Security, which takes causal information into account. The new definition can be used to determine the security of nondeterministic concurrent...
Context photography consists of capturing context when taking a still picture, by sensing physical input in addition to light and representing it visually in real time. With this ...
: Certificateless cryptography is a promising technology for solving the key escrow problem in identity-based cryptography. However, the lack of a unified set of definitions and se...