Most security models explicitly (or implicitly) include the tranquillity principle which prohibits changing the security level of a given piece of information. Yet in practical sy...
This paper studies the interplay of network connectivity and perfectly secure message transmission under the corrupting influence of a Byzantine mobile adversary that may move from...
Kannan Srinathan, Prasad Raghavendra, C. Pandu Ran...
Despite the conventional wisdom that proactive security is superior to reactive security, we show that reactive security can be competitive with proactive security as long as the r...
Adam Barth, Benjamin I. P. Rubinstein, Mukund Sund...
Department of Defense and Homeland Security analysts are increasingly using multi-agent simulation (MAS) to examine national security issues. This paper summarizes three MAS natio...
Thomas W. Lucas, Susan M. Sanchez, Felix Martinez,...
We present the design and evaluation of Passport, a system that allows source addresses to be validated within the network. Passport uses efficient, symmetric-key cryptography to ...