WeChat communications conducted entirely among non-China-registered accounts are subject to pervasive content surveillance that was previously thought to be exclusively reserved for China-registered accounts.
The analysis of YY and WeChat indicates broad censorship—blocking sensitive terms as well as general information and neutral references—potentially limiting the public’s ability to access information that may be essential to their health and safety.
This report demonstrates the technical underpinnings of how WeChat image censorship operates and suggests possible evasion strategies.
The 19th National Communist Party Congress was held from October 18-24 2017. WeChat, China’s most popular chat app, blocked a broad range of content related to the Congress.
In a recent paper presented at FOCI, Citizen Lab researchers investigate the nature of keyword filtering in Chinese mobile games, supporting a decentralized framework of censorship.
WeChat and Sina Weibo adapted and evolved their censorship efforts in response to the death of Liu Xiaobo.