CrowdStrike Issue: What caused global cyber outage that grounded flights, hit banks, telecoms, media?

London: A global tech failure disrupted operations across multiple industries on Friday, halting flights and forcing a number of broadcasters off air, as the outage upended everything from banking to healthcare systems.

What happened?

CrowdStrike, a US cybersecurity company, is among the most popular in the world, counting more than 20,000 subscription cu…