Polish Healthcare Provider MyDr Investigates Major Data Breach Involving Millions of PESEL Numbers

MyDr, a Polish healthcare system provider, is investigating a serious security incident on its network after hackers claimed to have accessed patient data from multiple Polish clinics. The attackers stated they obtained 18,814,422 unique PESEL numbers, Poland’s national identification numbers. MyDr is identified as one of the largest healthcare system providers in the country. The incident was reported by Adam Haertle, with the hackers making initial contact prior to the disclosure. No specific date for the breach or technical details of the attack were provided in the announcement.