As we all know, everyone should be running endpoint protection (anti-virus) on all of your computers, including those at home.  SOPHOS has made available multiple products for personal/home use, most of which are free.  SOPHOS Home is a full endpoint protection product that can be centrally managed for multiple computers.  Other products are available as well including a premium version for nominal cost that feature even more advanced protections for ransomware and other destructive malware.  Please go to this link to see all of their home offerings: 

https://www.sophos.com/en-us/products/free-tools.aspx