Analysis of WannaCry ransom message raises links to China

When the WannaCry ransomware took hold earlier this month, it quickly began infecting thousands of machines in a number of countries all across the world. In the process, it even managed to infect computers at the National Health Service in the UK, effectively disabling IT systems at a number of hospitals. All told, it's believed that WannaCry managed to infect upwards of 300,000 machines, a figure that could have been much higher had it not been for a security researcher who accidentally stumbl...