Alfonso Valdes Magnus Almgren Steven Cheung Yves Deswarte Bruno Dutertre Joshua Levy Hassen Saïdi Victoria Stavridou Tomás E. Uribe Dependable Intrusion Tolerance: Technology Demo. 128-130 2003 conf/discex/2003 DISCEX (2) http://doi.ieeecomputersociety.org/10.1109/DISCEX.2003.1194946 db/conf/discex/discex2003.html#ValdesACDDLSSU03