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Global services slowly recovering after bug causes IT chaos
The incident has sparked concern over the vulnerability of the world's interconnected technologies.
Businesses, banks, hospitals and airlines were among the worst-hit after cyber-security firm Crowdstrike issued a faulty software update which affected Microsoft Windows. The issue began at 19:00 GMT on Thursday, affecting Windows users running cybersecurity software CrowdStrike Falcon, according to Microsoft, though the full extent of the problem only became clear by Friday morning. Questions are likely now to be raised about Crowdstrike's influence as one of the largest operators in the cyber-security market and the wisdom of having such a crucial part of the industry controlled by just a small number of companies.
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