06.18.12 08:13 AM
Governments all over the world attempt to restrict what their citizens can see and do online. French NGO
Reporters Without Borders compiles annual lists of countries classified as "Enemies of the Internet" and "Under Surveillance". These classifications represent various means of restricting the free flow of information, ranging from blocking access, to arresting dissident bloggers, and worse.
Google is often asked to censor search results or remove YouTube videos, and of course such requests can be perfectly legitimate in the case of defamation, hate speech, and pornography. Google lists removal requests from government agencies and courts in its
Transparency Report, and indicates if the material was removed and why (for example, YouTube videos promoting terrorism violate the site's
Community Guidelines). In other cases, access to material is restricted in certain countries to comply with local legislation.
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http://community.websense.com/blogs/...ensorship.aspx 
