Ransomware: WannaCry was basic, next time could be much worse

As organisations across the globe attempt to get back to normal in the messy aftermatch of a huge ransomware attack, cybersecurity professionals say it should act as a warning, showing the impact even basic malware can have. Thanks to its worm like features, the WannaCry ransomware was able to quickly spread itself across an infected network, taking advantages of a vulnerability in some versions of Window:

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