https://blogs.technet.microsoft.com/msrc/2017/05/12/customer-guidance-for-wannacrypt-attacks/
https://support.microsoft.com/en-us/help/2696547/how-to-enable-and-disable-smbv1,-smbv2,-and-smbv3-in-windows-vista,-windows-server-2008,-windows-7,-windows-server-2008-r2,-windows-8,-and-windows-server-2012
Ka Windows XP ja Server2003 on saanud SMBv1 turvapaiga, uuematele Windows-operatsioonisüsteemidele on see juba eelnevalt olemas.