"...[Y]es, I think Stuxnet had a few down sides. One of those down sides was that the actual attack code became publicly available. As far as I can tell the attack code was supposed to die and not get out onto the Internet, but apparently the same way it got into Natanz [Iranian nuclear enrichment facility], it got out...."

"The recent hacker exchange should also remind us that just as hacking could escalate to the use of conventional force in the Middle East, the reverse is also true. Bombing Iran, for example, could unleash an Iranian government cyber attack. Israelis say they could handle that, despite the recent evidence to the contrary. Unfortunately, much of the critical infrastructure in the U.S. is still not ready for a sophisticated nation-state cyber attack either."