NSA warns users of Microsoft Operating Systems to update there systems

Last week Microsoft warned that "some older versions of Windows" could be vulnerable to cyber-attacks.

"All customers on affected operating systems [Windows 7 and earlier] should update as soon as possible," said Microsoft.

https://blogs.technet.microsoft.com/msrc/2019/05/30/a-reminder-to-update-your-systems-to-prevent-a-worm/