Attackers use email to convince employees of the companydisclosed steal passwords or other security information.
Day 8/5, the U.S. security officials said the pipeline operator of the country's natural gas has become the target of a series ofcyber attacks in recent months.
U.S. Department of Homeland Security, said the attacks involved"unauthorized network access method in a sophisticated way," with forms of e-mail to convince employees of the company'snatural gas U.S. revealed to steal passwords or other securityinformation.
U.S. Department of Homeland Security issued a warning to theU.S. gas company, the system provides about a quarter of energy demand of the country. However, it remains unclear about thewhereabouts of the man behind the attacks on the network.
As predicted, the author of this email may appear in 12/2011.While conducting the investigation, the U.S. Department of Homeland Security asked the gas company failed to erase theevidence of cyber-attacks if they do not threaten the safe operation of pipelines.