Compromise of Community Health Systems
Date of report
  • September 2014
  • Believed to be the work of APT 18
Community Health Systems, a large hospital group in the United States, announced that its computer networks  were compromised, leading to the exfiltration of Social Security numbers and other personal information of approximately 4.5 million people to China.
Suspected victims
  • Community Health Systems
Suspected state sponsor
  • China
Type of incident
  • Espionage
Target category
  • Private sector