Free Expression Online
Studies of Internet filtering, network interference, and other technologies and practices that impact freedom of expression online.
Featured in Free Expression Online
This post describes our analysis of China’s “Great Cannon,” our term for an attack tool that we identify as separate from, but co-located with, the Great Firewall of China. The first known usage of the Great Cannon is in the recent large-scale novel DDoS attack on both GitHub and servers used by GreatFire.org.
This report is part of a series which analyzes regionally-based keyword censorship in LINE, a mobile messaging application developed by LINE Corporation. The most recent update to the censorship keyword list include a number of new entries as well as the introduction of regular expressions for more advanced keyword matching.