Download e-book for kindle: Access Denied: The Practice and Policy of Global Internet by Ronald J. Deibert, John G. Palfrey, Rafal Rohozinski,

By Ronald J. Deibert, John G. Palfrey, Rafal Rohozinski, Jonathan Zittrain

ISBN-10: 0262541963

ISBN-13: 9780262541961

Many nations world wide block or clear out web content material, denying entry to information—often approximately politics, but additionally in terms of sexuality, tradition, or religion—that they deem too delicate for usual voters. entry Denied files and analyzes net filtering practices in over 3 dozen nations, delivering the 1st carefully carried out research of this accelerating pattern. web filtering happens in not less than 40 states around the globe together with many nations in Asia and the center East and North Africa. comparable net content material keep watch over mechanisms also are in position in Canada, the us and a cluster of nations in Europe. Drawing on a just-completed survey of worldwide web filtering undertaken by means of the OpenNet Initiative (a collaboration of the Berkman middle for web and Society at Harvard legislation college, the Citizen Lab on the college of Toronto, the Oxford net Institute at Oxford college, and the collage of Cambridge) and hoping on paintings via neighborhood specialists and an in depth community of researchers, entry Denied examines the political, felony, social, and cultural contexts of net filtering in those states from a number of views. Chapters speak about the mechanisms and politics of net filtering, the strengths and barriers of the know-how that powers it, the relevance of foreign legislation, moral concerns for companies that offer states with the instruments for blockading and filtering, and the results of web filtering for activist groups that more and more depend upon net applied sciences for speaking their missions. studies on web content material law in 40 diversified nations stick to, with each one state profile outlining the kinds of content material blocked by means of class and documenting key findings. Contributors : Ross Anderson, Malcolm Birdling, Ronald Deibert, Robert Faris, Vesselina Haralampieva, Steven Murdoch, Helmi Noman, John Palfrey, Rafal Rohozinski, Mary Rundle, Nart Villeneuve, Stephanie Wang, and Jonathan Zittrain

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Additional info for Access Denied: The Practice and Policy of Global Internet Filtering

Example text

S. firm, Secure Computing, that also assists schools in keeping children away from such Web sites. China has the most consistent record of responding to the shifting content of the Web, likely reflecting a devotion of the most resources to the filtering enterprise. Our research shows changes among sites blocked over time in some states, such as Iran, Saudi Arabia, and China. As we repeat this global survey in future years, we expect to be able to describe changes over time with greater certainty.

As a practical matter, it is easy for a state to carry out technical Internet filtering at a simple level, but very tricky—if not plain impossible—for a state to accomplish in a thorough manner. As a policy matter, are states putting in place filtering regimes because they are concerned that their own citizens will learn something they should not learn? Or that their citizens will say something they should not say? Or that someone in another state will read something bad about the state that is filtering the Net?

The ISP Cybernet in Pakistan also uses this technique. The ISP Batelco in Bahrain uses this technique for some specific opposition sites. Batelco did not, however, completely remove the entry (the MX record for e-mail still remains). 4. 1. ’’ Another South Korean ISP, KORNET, makes blocked sites resolve to an ominous police Web site. 10 Our tests revealed that there is often a combination of IP blocking and DNS tampering. It may be a signal that countries are responding to the outcry concerning the overblocking associated with IP blocking and moving to the targeting of specific domain names with DNS tam- Measuring Global Internet Filtering 15 pering.

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Access Denied: The Practice and Policy of Global Internet Filtering by Ronald J. Deibert, John G. Palfrey, Rafal Rohozinski, Jonathan Zittrain


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