2026 Laboratoria Optimed (Poland) — cyberattack on lab network; patient notification
Data compromised
Potential national identifiers (PESEL), contact and administrative patient data, and diagnostic or lab-result class information per operator warnings
Technical writeup
Polish and international coverage in May 2026 described a cyberattack against the Optimed / Laboratoria Optimed medical laboratory network, with the operator publishing a patient-facing statement and reform.news noting law-enforcement involvement and geopolitically tinged attribution commentary in press. Public materials emphasized vigilance around PESEL numbers and laboratory results rather than releasing a finalized count of affected patients during initial coverage.
Root cause
Unauthorized intrusion into laboratory IT and operational systems; details pending full forensic disclosure