Health tech breach exposes 3.4M patient records

Another major healthcare cyberattack has surfaced, and it involves a company most patients have never heard of. A health technology company that helps doctors verify insurance coverage has confirmed hackers stole personal and medical information belonging to more than 3.4 million people. The company, TriZetto, operates behind the scenes in the U.S. healthcare system, helping providers check patient insurance before treatments.

The breach raises new questions about how long attackers can...