Quest Diagnostics Confirms Data Breach After Attack On Quanum Testing Platform

By Zack Whittaker · TechCrunch · 2026-10-23

TechCrunch reports that Quest Diagnostics discovered a cyberattack this Wednesday involving its Quanum lab management system. The medical testing provider filed a disclosure with federal regulators confirming that unauthorized parties accessed patient records, including diagnosti

TechCrunch reports that Quest Diagnostics discovered a cyberattack this Wednesday involving its Quanum lab management system. The medical testing provider filed a disclosure with federal regulators confirming that unauthorized parties accessed patient records, including diagnosti