Today's ransomware attack is spreading by SMB through the local network and is known as WannaCry.

Post your advice or news on the currently named "Petya" attack and be sure to ask any questions by tagging the topic "ransomware"  to get solutions fast!
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Expert Comment

To vaccinate your computer so that you are unable to get infected with the current strain of NotPetya/Petya/Petna simply create a file called perfc in the C:\Windows folder and make it read only.

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