"A Times exposé suggests that the White House failed to consider how our own cyberweapons would be used against us.
Then, in Summer 2010, an event the administration should have anticipated occurred: The STUXNET worm got loose and started replicating outside the Iranian enrichment plant that had been its target. In the wild, on the Internet, its was exposed for everyone to see.
1. Proliferation of STUXNET code, with unknown targets.
2. “Industrial-grade” control system malware almost revealed at a Dallas information security conference.
3. Industrial Control System hacking "toolkit" released.
4. STUXNET code showed up in an "indestructible" zombie botnet that has infected millions of PCs."
Via Artur Alves, P2P Foundation