David Evison
Slide 1 of 8
Hospital chain Community Health Systems now has the second-largest breach of any type in the era of breach notification, with 4.5 million patients being offered identity protection services after hackers in China attacked CHS information systems in April and June of 2014. The HHS Office for Civil Rights Web site of large breaches lists at least 89 major incidents of hacking, which have become much more prevalent during the past two years. Here is a look at the other attacks that have affected at least 50,000 individuals.