Conduent Data Breach Notification Letters Sent to Millions as Ransomware Group Claims 8 Terabytes Stolen in One of the Largest U.S. Incidents. Letters began reaching affected individuals this month detailing a major data breach at Conduent Business Services, LLC, a government technology contractor that processes payments, healthcare claims, and back-office services for clients nationwide. The […] The post Conduent Data Breach – Largest Data Breach in U.S. History As Ransomware Group Stolen 8 TB of Data appeared first on Cyber Security News.