AS THE number of internet users grows, so do efforts to restrict them. The most comprehensive survey yet of net censorship has found that more governments are blocking sites – and doing so in ever more sophisticated ways.
In a report released on 18 May, the Open Net Initiative (ONI) – a partnership between the universities of Oxford and Cambridge, Harvard University, and the University of Toronto – says that at least 25 national governments block access to internet sites for political, social or security reasons.
Burma, China, Iran, Syria, Tunisia and Vietnam filter out political content such as the sites of opposition…
