Stuxnet: How It Happened And How Your Enterprise Can Avoid Similar Attacks? A look back at one of the industry’s most complex attacks–and the lessons it teaches. The software was used in a targeted attack on five organizations in June and July 2009 and March, April, and May 2010, all five of which have a presence in Iran. The targeting of specific companies is what sets Stauxnet apart from the traditional advanced persistent threat. For companies that run SCADA networks, the malware shows the harm a determined, highly skilled attacker with ample resources might do.”]