US warns businesses of hacking campaign

The US government warned industrial firms this week about a hacking campaign targeting the nuclear and energy sectors, the latest event to highlight the power industry’s vulnerability to cyber attacks.
 
Since at least May, hackers used tainted “phishing” emails to “harvest credentials” so they could gain access to networks of their targets, according to a joint report from the US Department of Homeland Security and Federal Bureau of Investigation.
 
The report provided to the industrial firms was reviewed by Reuters on Friday. While disclosing attacks, and warning that in some cases hackers succeeded in compromising the networks of