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Internet Censorship

Internet Censorship

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Internet Censorship

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  1. Internet Censorship Tomáš Otava

  2. How censors block the internet? • Censorship in the world • Censorship in the Czech Republic Content of presentation

  3. How censors block the internet?

  4. Kinds of blocking • Blocking by TLD (e.g. „.il“, „.com“) • Blocking specific servers • Blocking specific websites(e.g. Facebook.com, youtube.com) • Filtering of words and phrases in search engine(e.g. „democracy“, „holocaust“) • Blocking specific cases/events (e.g. Tiananmen Square protests in China) • Full block How censors block the internet?

  5. No censorship Some censorship Under surveillance Heavy surveillance ("Internet black holes") Censorship in the world

  6. People's Republic of China • More than 150 million people are in the internet • Chinesegovernment has made the most sophisticatedsystemofcensorshipever • Blockingallwebpagesaboutdemocracy, regimechange, independenceofTibet and youtube.com, facebook,cometc. Censorship in the world

  7. Cuba – no access to the internet • North Korea – no access to the internet • SomeArab states – filteringsomewords as „sex“, „naked“ and „women'srights“ • Syria– fiteringserversYouTube, Facebook, Amazon and Hotmail • Duringthe Arab springof 2011 censorshipwasextensive Censorship in the world

  8. In the Czech Republic canbe a contractbetween provider and customer, whichcanreduceaccess to data • TelefónicaO2, T-Mobile and Vodafonehavesupportedthis „service“ • Mostlyfiltratedischildpornography, but wecan´tfindout, whichwebsites are blocked Censorship in the Czech Republic

  9. IMAGINE censorship in ourstate Censorship in the Czech Republic

  10. Thankyouforyourattention In thispresentationwas: • How censors block the internet? • Censorship in the world • Censorship in the Czech Republic