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The WannaCry ransomware attack this week shocked the world, and the ripples will be felt for months to come. It demonstrates that cyber criminals are stepping up their campaigns and one sector increasingly at risk is autonomous vehicles.

Barcelona was the scene of another festival of technology, as the world’s most influential companies, journalists and engineers travelled to Mobile World Congress (MWC). MWC tends to be associated with new handset launches, but this year’s show was about more than just devices.