Several years ago, the Great Firewall of China was silently upgraded to find and block circumvention servers that employ encryption to defeat deep packet inspection. The system is now used to block protocols such as Tor, SoftEther, and SSH. In this talk, we will give an overview of how this system works, and how it can be circumvented.
This Talk was translated into multiple languages. The files available for download contain all languages as separate audio-tracks. Most desktop video players allow you to choose between them.
Please look for "audio tracks" in your desktop video player.