UnitedHealth Still ‘Trying to Dig Through' Cause of Cyberattack

UnitedHealth’s CEO said the company is still investigating a security failure behind a massive cyberattack.Testifying before the Senate Finance Committee Wednesday (May 1), Andrew Witty said the company has not yet determined why its computer systems were left open to a ransomware gang that crippled the U.S. healthcare system earlier this year.According to a report by Bloomberg News, senators spent two hours questioning Witty about UnitedHealth’s defenses, which were breached when intruders accessed a serve ...