Enhancing your security using Windows own Parental Controls is the easier of the options. Understandable and simple to apply even for the novice. Software Restriction Policy is more involved but easily accessible.
Both options are part of your Windows system and don't need database updates.
How to make a disallowed-by-default Software Restriction Policy
Both options are part of your Windows system and don't need database updates.
When you use a Standard User account on Windows Vista, Windows 7 or Windows 8, you can enhance security by adding a Software Restriction Policy or using Parental Controls. These arbitrarily prevent a broad spectrum of attacks on your system. They don't need updates, they don't slow down your computer significntly, they don't cost anything, and they protect your other layers of defense from sabotage.
How to make a disallowed-by-default Software Restriction Policy