WannaCry (or WannaCrypt, WanaCrypt0r 2.0, Wanna Decryptor) is a ransomware/malware program, targeting Microsoft Windows operating systems.
On May 12, 2017, WannaCry began to affect computers worldwide.
If you experience the problems described in the Internet, for example the red screen telling you, that files has been encrypted, then you cannot operate your SAP system on this infected OS anymore.
Microsoft Windows operating systems
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