Community Health Systems Professional Services Corporation (CHSPSC) reported a cyber attack occurring between April 10 and June 24, 2014. An Advanced Persistent Threat (APT) group from China bypassed security measures and exfiltrated patient data, including names, addresses, birthdates, and Social Security numbers. The incident was discovered in July 2014. CHSPSC engaged federal law enforcement and forensic experts, contained the breach, and offered one year of free identity theft protection to affected individuals.