The U.S. posture on cyber warfare is largely defensive, with military geeks focused on preventing and mitigating Internet-based attacks on critical infrastructure. John Arquilla, professor of defense analysis at the Naval Post Graduate School in Monterrey, California, believes Pentagon code-slingers should alter their focus somewhat and team with International white hat hackers to disable the war-making capabilities of nations preparing to go to fight.

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In Wired magazine, Nicholas Thompson writes about system known as “Dead Hand.” It was designed by Soviet scientists in the mid 1980s to automatically retaliate against a nuclear strike from the U.S. Thompson reports that the purpose of Dead Hand, also known as Perimeter, was to make certain the USSR could hit back after being attacked, even if the Kremlin was destroyed. Thompson says Dead Hand still exists.

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The worry over coordinated cyber attacks against U.S. computer systems from foreign enemies or terrorists has been larger than any damage that’s occurred so far, perhaps, but the bad guys are getting better and threats are growing, according to Massoud Amin, who heads a new Master’s program in security technologies at the University of Minnesota.

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MP3 – iTunes Unmanned aerial vehicles and other robots are taking on an ever-larger role in how the U.S. wages war. Fully autonomous battle robots seem inevitable. One researcher is committed to the notion that battle robots should be imbued with ethical decision-making technology. Guest: Ronald Arkin, author of Governing Lethal Behavior in Autonomous Robots