October 23, 2024
Lauren Berryman
It’s official: The massive cyberattack against UnitedHealth Group unit Change Healthcare was the biggest healthcare data breach in history.
The ransomware incident in February affected 100 million people, or nearly 30% of the U.S. population, according to the Breach Portal maintained by the Office for Civil Rights at the Health and Human Services Department. That’s consistent with what CEO Andrew Witty told a House subcommittee in May, when he testified that the breach ensnared about one-third of the country.