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Homeland security and Defense

In this second decade of the 21st century, the Internet -the network of networks- is reasserting its role as an economic driver for the creation, transfer and concentration of value of our societies. Faced with this ever-accelerating transformation, unparalleled in the world’s history, nations differ in how they control their destiny on computer networks, i.e. their…

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Imagine two universes.  In the first one, information systems are impervious to manipulation from the outside.  No unauthorized person one can change the instructions that systems run and systems react to all input as they are supposed to (that is, consistent with the common understanding of designers and users).  This is a world in which…

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