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'Is this a cyberattack?' Grounded flights, a Microsoft outage and AI chaos fuel cybersecurity fears

'Is this a cyberattack?' Grounded flights, a Microsoft outage and AI chaos fuel cybersecurity fears

Summary

A U.S. nationwide flight ground stop and a Microsoft service outage raised concerns about possible cyberattacks. Officials attributed the flight disruption to an air traffic control technology upgrade that overloaded older equipment, while Microsoft said a network capacity upgrade caused its outage; both services were restored or returning to normal by Saturday.

Key Facts

  • U.S. authorities ordered all planes across the country to land on Friday.
  • The flight ground stop lasted more than four hours.
  • Officials said an air traffic control technology upgrade overloaded older equipment and caused intermittent communication and radar gaps.
  • The FAA administrator said airline schedules should return to normal by late Sunday.
  • Microsoft said an issue during an earlier network capacity upgrade caused its outage.
  • Microsoft said its services were fully restored on Saturday.
  • The Microsoft outage is believed to have affected many millions of people worldwide.
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