CrowdStrike, Delta sue each other over flight disruptions [Video]

WASHINGTON –

Cybersecurity firm CrowdStrike said on Monday it sued Delta Air Lines in U.S. District Court in Georgia after a faulty software update prompted a global outage in July.

The July 19 incident led to worldwide flight cancellations and hit industries including banks, healthcare, media companies and hotel chains.

CrowdStrike said it sued to make clear that CrowdStrike did not cause the harm that Delta claims, and that Delta repeatedly refused assistance from both CrowdStrike and Microsoft. Delta did not immediately comment on CrowdStrike’s suit.

CrowdStrike is seeking a declaratory judgment plus legal fees.

Delta’s lawsuit filed on Friday in Fulton County Superior Court called the faulty software update from CrowdStrike “catastrophic” and said the company “forced untested and faulty updates to its customers, causing more than 8.5 million Microsoft Windows-based computers around the world to crash.”

Delta said the faulty update caused 7,000 flight cancellations, disrupted travel plans of 1.3 million customers and cost the carrier more than US$500 …