Healthcare organizations across the country posted 333 breaches of protected health information (PHI) affecting 500 or more individuals in the last half of 2022, the latest data available on the matter. Consistent with previous time periods, the vast majority of the breaches—95 percent—were caused by unauthorized access or hacking. The percentage of breach investigations due to the theft of devices continues to steadily decrease, comprising only 3 percent of breaches in the last six months of 2022 compared to 21 percent in the first half of 2017.