interviewed more than 600 information technology professionals across more than 100 health care facilities. Its findings are some of the most concrete evidence to date that the steady drumbeat of hackers attacking American medical centers leads to patients’ receiving worse care and being more likely to die. According Brett Callow, an analyst at the ransomware company Emsisoftto, there have been at least 12 ransomware attacks on health care facilities in the U.S. this year, but because some health care companies represent multiple locations, those attacks accounted for 56 different facilities, he said. On December 3, 2022 two power substations in North Carolina were damaged by gunfire. The subsequent power outages left at least 40,000 customers without electricity and rendered wastewater pumps out of order across the area. A curfew was instated and schools were closed. See also Timeline of computer viruses and worms Comparison of computer viruses List of trojan horses References External links McAfee whitepaper on blended threats Computer security exploits Types of malware