Effectively protect your children's Internet usage. Control your employees' Internet access. Block certain websites containing sex, drugs, and violence. Guard your children from social networking sites. Manage Internet access time. Control access to instant messengers and video sites. Free Education Panel. Weblock restricts access to offensive web pages and also blocks access to chosen applications-such as: Instant Messengers. In addition, Weblock protects against downloadable files and programs and that could harm your computer.