This week’s big security story is the so-called ‘Petya’ ransomware attack. It is not the first such attack, won’t be the last, and its success will prompt cybercriminals to attack again, and again, and again. In this new threat environment, there are zero excuses for any enterprise, public or private, to be running Windows XP, or any other insecure platform.

Even the cops

Chronic underfunding and a conservative government ideologically committed to cuts mean key UK public services remain under threat of cyberattack. In recent weeks, the National Health Service saw its computing systems fail because they relied too much on unprotected Windows systems. This morning we learned that the UK’s Metropolitan Police force still uses over 18,000 computers running Windows XP. The key police force of the UK’s biggest city is therefore currently vulnerable to cyber-attack.

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