The WannaCry ransomware attack was a worldwide cyberattack in May 2017 triggered by the WannaCry ransomware crypto worm. This attack targeted computers running the Microsoft Windows operating system by encrypting data and demanding ransom payments in the Bitcoin cryptocurrency. Such infection happens because people are running outdated software and attackers exploit this. This is not limited to PCs but also to mobile devices and other internet enabled devices.
System upgrade and updates
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