AUSTIN, Tex. — Cybersecurity firm CrowdStrike says a “significant number” of the millions of computers that crashed on Friday, causing global disruptions, are back in operation as its customers and regulators await a more detailed explanation of what went wrong. A defective software update sent by CrowdStrike to its customers disrupted airlines, banks, hospitals and other … continue reading -> “CrowdStrike: More machines fixed as customers, regulators await details on what caused meltdown “