Without trust, most prudent business operators and clients may decide to forgo use of the Internet and revert back to traditional methods of doing business. To counter this trend,...
Getting agents in the Internet, and in networks in general, to invest in and deploy security features and protocols is a challenge, in particular because of economic reasons arisi...
We consider the problem of basing Oblivious Transfer (OT) and Bit Commitment (BC), with information theoretic security, on seemingly weaker primitives. We introduce a general model...
Abstract. The recent approach of a model-based framework for steganography fruitfully contributes to the discussion on the security of steganography. In addition, the first propos...
Three different security models have been advocated to determine the access rights to documents in a network of computers; DAC, MLS, and RBAC. Each of these models has its strengt...
Edgar Weippl, Ismail Khalil Ibrahim, Werner Winiwa...