Censorship of Wikipedia after Jimmy Wales stated that Wikipedia will not tolerate "5 seconds" of censorship, Shen Yi, an Internet researcher at Fudan University in Shanghai said, that while "Wikipedia is tough against the Chinese government, it may not necessarily be so grand when faced with US government or European justice systems' requirements to modify or delete articles or disclose information". Since June 2015, all Wikipedias redirect HTTP requests to the corresponding HTTPS addresses, thereby making encryption mandatory for all users. As a result, Chinese censors cannot see which specific pages an individual is viewing, and therefore cannot block a specific subset of
Wikipedia images disruptively. Obvious vandalism is generally easy to remove from Wikipedia articles; the median time to detect and fix vandalism is a few minutes. However, some vandalism takes much longer to repair. In the Seigenthaler biography incident, an anonymous editor introduced false information into the biography of American political figure John Seigenthaler in May 2005. Seigenthaler was falsely presented as a suspect in the assassination of John F. Kennedy. The article remained uncorrected for four months. Seigenthaler, the founding editorial director of "USA Today" and founder of the Freedom Forum First Amendment Center at Vanderbilt University, called Wikipedia co-founder Jimmy