Digital images can be forged easily with today’s widely available image processing software. In this paper, we describe a passive approach to detect digital forgeries by checkin...
—Nowadays, users are increasingly concerned about individual privacy in cyberspace and Internet. In this paper, we propose the concept of private handshakes with optional account...
Public-key infrastructures are a prerequisite for security in distributed systems and for reliable electronic commerce. It is their goal to provide the authenticity of public keys...
We put forward a new model for understanding the security of symmetric-key primitives, such as block ciphers. The model captures the fact that many such primitives often consist of...
This paper presents an architecture for resource sharing in Personal Networks (PNs). Resources are not necessarily in the same authentication domain and the group that uses them is...