Trisis has the security world spooked, stumped and searching for answers

More than four months have passed since a novel, highly sophisticated piece of malware forced an important oil and gas facility in the Middle East to suddenly shut down, but cybersecurity analysts still don’t know who wrote the code.

Since last August, multiple teams of researchers in the public and private sectors have been examining what the perpetrators planted inside a nondescript Saudi computer network. It’s a rare case involving a computer virus specially engineered to sabotage industrial control systems (ICS) — the gear that keeps factories and refineries running. Manipulating these systems can have a destructive impact far beyond the network.

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Source: CyberScoop