The ruling adds some clarity to the otherwise murky world of cyber-related insurance claims.

The dispute comes amid a period of ongoing scrutiny over what kinds of breach-related costs are insured.

Payments are likely to continue as costs add up, the Norwegian company said in an earnings report.

Insurers are exploring cybersecurity as an area with growth potential.

It's the latest dispute between an insurer and client over whether a plan can cover losses incurred by online fraud.

FedEx didn't account for remediation when it said the NotPetya ransomware attack would cost roughly $400 million, according to the suit.