BAD URL filtering is a mechanism implemented in the Internet Security version of VIPRE to filter known providers of malicious content through the web. By enabling it, you will protect your users from a highly tested list of malicious websites.The information for these sites are stored in the definitions and are determined by our definitions team. If you suspect that a good site is being blocked unjustly, we recommend submitting it as an incorrectly blocked website: Submit File or URL