TOKYO – The worldwide “ransomware” cyberattack spread to thousands of more computers on Monday as people logged in at work, disrupting business, schools, hospitals and daily life, though no new large-scale breakdowns were reported. In Britain, whose health service was…
LONDON – The world should brace itself for more physically destructive hacks, two senior cybersecurity officials said Wednesday, warning that a more dangerous era of hacking was already upon us. Paul Chichester, the director of operations at Britain’s new National…