ATF responds to 'major' cybersecurity incident after ransomware gang's claims

The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) said it’s responding to a “major” cybersecurity incident shortly after the Qilin ransomware gang posted the US federal law enforcement agency on its leak site. According to ATF's statement, the intrusion affected a standalone system that operated separately from its enterprise network. “There is no indication that the incident has affected the ATF enterprise network, the ATF eForms system, or any other ATF syst