Posts of last few hours

Batteries connected to the grid make money by reacting to frequency, pushing power out when it sags and soaking it up when it rises. A few hundred of them moving together, on command from someone who should not have the command, would look the same on a control room screen right up to the moment the network starts disconnecting customers. Rafael Narezzi, chief executive of the London firm Centrii, puts the number needed at 1,500 … More →

The post A battery storage cyberattack would look exactly like a badly tuned controller appeared first on Help Net Security.

Sality, a peer-to-peer (P2P) botnet that had been running for 23 years and infecting more than 15,000 machines worldwide, has been taken down in a joint operation by international law enforcement agencies, working with CrowdStrike and the Shadowserver Foundation. The operation cut Sality’s operator off from every infected machine still under their control. Sality first appeared in 2003 as a file-infecting virus, the kind that attaches itself to executable programs and spreads whenever an infected … More →

The post Global sinkhole operation ends Sality botnet’s 23-year run appeared first on Help Net Security.