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Dragos issued a research note this afternoon saying the event CISA cited in its advisory this week is likely one reported by the US Coast Guard last year. “Based on information shared with Dragos, as well as noted in public reporting, the CISA alert likely describes the same event reported by the U.S. Coast Guard in 2019,” Dragos wrote. Dark Reading provided further reporting on this ransomware attack last month.
The US Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency (CISA) is warning critical infrastructure operators of a ransomware attack that hit a natural gas compression facility, causing the operation to shut down for two days.