Iran is one of the strongest countries in Internet censorship. The Iranian government and Islamic revolutionary Guard Sepah interested to block social media such as Facebook and Twitter. Internet censorship in Iran and the NIN work like the Great Firewall of China with stricter monitoring and National Information Network (NIN) was unveiled during the 2019 Iranian protests. However, Iranian politicians ordered increases Internet censorship in Iran, especially social networks like Facebook and YouTube for the Iranian people but Iranian politicians often use blocked social networks in Iran such as Twitter or Facebook. Therefore, because of Internet censorship in Iran, using the internet is very unpleasant for the tourists have traveled to Iran and even the Iranian people.