Arne Schoenbohm: The Internet has become a fifth ‘military battleground’ and poses a grave threat to governments and industries across the world. Some states have spent billions on cyber defense. Now others, notably Germany, must also take bold action to limit the damage of the growing cyber threat.
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James Andrew Lewis: I use the assault on Estonian computers to explain the difference between real terror and cyber mischief. Governments must take practical steps to minimize disruption in case of an attack.
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There has been a diffusion of power away from governments over the years. ++ Cyberspace is a good case in point. ++ The recent sabotage of Iranian centrifuges is just one example of cyber warfare. ++ Large countries, such as the US, which built the Internet, are vulnerable to being exploited by small states and non-state actors, since the barriers to entry in the cyber domain are low and cheap.
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