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This document details how to turn off the SMBv1 protocol in the Windows operating system. SMBv1 has several security vulnerabilities which can allow ransomware, such as the WannaCry ransomware, to infect your computer. By disabling SMBv1, your windows machine can be protected from these sorts of attacks without losing any functionality. For more details and methods to disable SMBv1, see the Microsoft article here: https://support.microsoft.com/en-us/help/2696547/how-to-enable-and-disable-smbv1-smbv2-and-smbv3-in-windows-and-windows-server.