Bloomberg Law
Dec. 14, 2021, 4:03 PMUpdated: Dec. 14, 2021, 5:34 PM

Accellion Accused of Negligence in Notifying Law Firm of Breach (1)

Jake Holland
Jake Holland

An insurance company is accusing Accellion Inc. of negligence in failing to promptly notify one of its policyholders following a large-scale 2020 supply chain attack, according to a lawsuit filed in California federal court.

Accellion used outdated contact information to reach out to one of ACE American Insurance Co.'s policyholders, leading to millions and dollars of losses after the policyholder was affected by a ransomware attack, ACE argued in a lawsuit filed Monday in the U.S. District Court for the Northern District of California.

Accellion in December 2020 contacted two employees at ACE’s policyholder—an unnamed “Boston law firm"—after it learned ...