Smart Security is a new fake Antivirus. This rogue drops files on the system and detects them as infected to scare users; files are filled with junk data and do not represent a risk. It replaces
My Security Shield,
Security Master AV,
My Security Engine,
Security Guard,
CleanUp Antivirus and
Security Antivirus (
family link)
Smart Security name was already used by a
previous rogue:
Smart Security comes from fake online scanners and porn sites
If your PC is infected with
Smart Security use
MBAM to remove the infection.