UAE uses DPI to block Tor
The Emirates Telecommunications Corporation, also known as Etisalat, started blocking Tor using DPI on June 25 2012. It seems they are doing something similar to Ethiopia (legacy/trac#6045 (moved)) and Kazakhstan (legacy/trac#6140 (moved)), but we should figure out how these cases are different.
We know that:
- The three bridges in https://blog.torproject.org/blog/update-censorship-ethiopia are working. These are bridges with a patch that removes 0x0039 from SERVER_CIPHER_LIST.