A form of filtering that blocks only sites specified as harmful. You can add and remove sites from this "no-go" list. This method of filtering allows for more full use of the internet, but is less efficient at preventing access to harmful material that is not on the list.

A computer application that blocks only sites you specify as harmful. You can add and remove sites from this “no-go” list, making it a worthwhile form of parental controls you can apply to your computer.

A form of filtering that blocks only websites specified as harmful. Parents and employers sometimes use such software to prevent children and employees from visiting certain websites. You can add and [..]