The world has been hit by a fresh ransomware epidemic spreading rapidly around the globe that uses the same tools exploited in the recent WannaCry epidemic.

The threat appears to be a variant of the Petya malware, which surfaced last year and crashes computers, rebooting them after rewriting the hard disk master boot record.

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Massive ransomware outbreak hits servers worldwide

What we know so far about the Petya/GoldenEye ransomware