[okocha]

This reminds me of a paper I read recently about the techniques that China employs to block Tor and other anonymity servers.

Great read, especially the annotated version: http://fermatslibrary.com/s/examining-how-the-great-firewall...

[zenlikethat]

I found a PDF version for those interested: http://conferences.sigcomm.org/imc/2015/papers/p445.pdf