| Adblock.org: Offers ad blocking information, articles, resources, and free detection script. |
| CPSR Filtering FAQ: An in-depth but introductory look at internet content filtering, rating, and labeling by Computer Professionals for Social Responsibility (CPSR). |
| How To Bypass Internet Censorship: A tutorial with different ways to beat the filtering in schools, countries or companies. |
| Mainstream Loudoun District Court case: Summary, court opinions, and other material concerning the first legal challenge to the use of censorware in public libraries. |
| Plain Facts About Internet Filtering Software: Information from the U.S. Public Library Association. |
| Rating the Net: Referenced report on Internet filtering software and rating systems by Jonathon Weinberg. |
| The Internet Filter Assessment Project: A comprehensive study and report on the effectiveness of internet filtering software performed in 1997 by librarian and author Karen Schneider. |
| Youth, Pornography, and the Internet: A report from the National Research Council which discusses various social and educational issues of Internet control. |
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