Ars Technica: Unpatched systems at big companies continue to fall to WannaMine worm

Ars Technica: Unpatched systems at big companies continue to fall to WannaMine worm. “In May of 2017, the WannaCry attack—a file-encrypting ransomware knock-off attributed by the US to North Korea—raised the urgency of patching vulnerabilities in the Windows operating system that had been exposed by a leak of National Security Agency exploits. WannaCry leveraged an exploit called EternalBlue, software that leveraged Windows’ Server Message Block (SMB) network file sharing protocol to move across networks, wreaking havoc as it spread quickly across affected networks.”

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