Hackers could shut down world using ‘global IT outage’ attack, experts warn
![Hackers could shut down world using ‘global IT outage’ attack, experts warn](https://i2-prod.mirror.co.uk/incoming/article33287759.ece/ALTERNATES/s615/1_w8media-NO-CREDIT-W8Media-Heathrow-Airport-delaysHoliday-makers-face-another-day-of-delays-and.jpg)
The global CrowdStrike IT outage unleashed chaos when it grounded planes, disrupted hospital appointments and forced shops to close - but a targeted hit by hackers could be even worse, experts say