Internet filtering in China

We collected data on the methods, scope, and depth of selective barriers to Internet usage through networks in China. Tests conducted from May through November 2002 indicated at least four distinct and independently operable Internet filtering methods - Web server IP address, DNS server IP address,...

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Bibliographic Details
Published in:IEEE internet computing Vol. 7; no. 2; pp. 70 - 77
Main Authors: Zittrain, J., Edelman, B.
Format: Journal Article
Language:English
Published: Los Alamitos IEEE 01.03.2003
IEEE Computer Society
Subjects:
China
Filtering
Filtration
Government
Information filtering
Information filters
Internet
IP (Internet Protocol)
IP networks
Modems
Network servers
Networks
Servers
Servers (computers)
Testing
Uniform resource locators
Web server
ISSN:1089-7801, 1941-0131
Online Access:Get full text
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Summary:We collected data on the methods, scope, and depth of selective barriers to Internet usage through networks in China. Tests conducted from May through November 2002 indicated at least four distinct and independently operable Internet filtering methods - Web server IP address, DNS server IP address, keyword, and DNS redirection with a quantifiable leap in filtering sophistication beginning in September 2002.
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ISSN:1089-7801
1941-0131
DOI:10.1109/MIC.2003.1189191