An “Information Protection ” seminar was conducted at the University of Roma Tor Vergata, in Rome, Italy, November 21,2000, hosted by the Universita di Roma Tor Vergata (DISP) and Vito Voterra Centre, and the IEEE Central & South Italy Section (Chaired by Prof. D. Solimini). The Signal Processing (SP) and Aerospace and Electronic Systems Society (AESS) Chapter of the IEEE Student Branch in Tor Vergata organized the meeting with support from the IEEEIAESS Central Offices.