Data breach at iRhythm, maker of wearable cardiac sensors, affects hundreds of thousands

iRhythm, a company known for its wearable cardiac sensors, has begun notifying states about the impact of a data breach that occurred in the summer. The report headline states that the incident affects hundreds of thousands of people. This material is an automatic translation of a feed item from The Record, published on 9 October 2026. The text does not detail which data was exposed, how the attack happened, or how many states were notified, so those points should not be assumed. The case matters for two reasons. First, data from health devices is sensitive, and exposure can affect patient privacy over the long term. Second, the state notices show that health technology vendors can create notification duties for those who handle such data. Organizations that use third-party devices or services can review their data flow inventory, security contracts and incident response plan. Rota Nacional does not operate iRhythm systems, and this text does not describe an incident at Rota. To verify, consult the original report in The Record feed and the official notices published by the company or state agencies, comparing dates and figures.