Medical devices patients rely on most are least prepared for quantum attacks Threat actors are exploiting IT, IoMT, OT and IoT devices across healthcare delivery organizations (HDOs) to deploy ransomware, demand payments and monetize stolen patient data, according to Forescout’s Post-Quantum Cryptography (PQC) in Healthcare: From Data Risk to Migration Readiness report. Researchers analyzed a dataset containing more than 2.5 million devices across more than 50 HDO networks. Separately, between January and August 2026, they tracked 461 public ransomware claims and 300 hacktivist attack claims against healthcare providers worldwide. “Unlike many other types of data, patient information retains its value and sensitivity for decades, making it particularly vulnerable to harvest-now,…