Delta Sues CrowdStrike Over ‘Catastrophic’ Software Glitch

Delta Air Lines Inc. sued cybersecurity firm CrowdStrike Holdings Inc. over the chaos caused this summer by a “catastrophic” software update that disabled millions of computers worldwide and grounded much of the airline’s passenger fleet.

The update crippled Delta’s operations for days, forcing thousands of flight cancellations and delays that affected more than a million of its customers, the airline said in the suit.

CrowdStrike apologized publicly after the July 19 glitch shut down computers running the Microsoft Windows operating system. The disruption paralyzed airports, banks, stock exchanges and businesses around the world — and proved especially challenging for Delta, ...