Iran's Web Spying Aided By Western Technology - WSJ.com
http://online.wsj.com/article/SB124562668777335653.html
"Every digitized packet of online data is deconstructed, examined for keywords and reconstructed within milliseconds."
more on Deep packet
Deep packet inspection
How it's done.
The Iranian regime has developed, with the assistance of European telecommunications companies, one of the world's most sophisticated mechanisms for controlling and censoring the Internet, allowing it to examine the content of individual online communications on a massive scale.
Les autorités iraniennes disposent de grande capacités de surveillance sur Internet (technologies Siemens + Nokia), expliquant pourquoi elles n'ont pas "coupé" le réseau...Quite Simply The Best Commercial Ever Made
wow.
I just spin-cycled myself.