A media rights group has added Bahrain and Belarusto its list of countries with the most restrictions on Internet freedom.At the same time, the group removed Libya and Venezuelafrom a list of countries considered under surveillance.Reporters Without Borders released its latest "Enemies of the Internet" reportearlier this month. This year's report also notes the importance ofthe Internet and social networks in the Arab Spring protest.It says social media like Facebook and Twitterhave been firmly established as toolsfor protests and vehicles for freedom.The group identifies twelve countries as "Enemies of the Internet."Among them are Burma, China, Cuba, Iran and North Korea.The list also includes Saudi Arabia, Syria,Turkmenistan, Uzbekistan and Vietnam.Bahrain and Belarus are the newest additions to the list.Reporters Without Borders says Bahrainused repressive measures to block news and informationafter unrest began in the Arab world last year.The group says the government has useda combination of methods to suppress the opposition.These include keeping international media away from the country,arresting bloggers and harassing human rights activists.Delphine Halgand heads the ReportersWithout Borders office in Washington.She says Bahrain has a highly developed systemfor watching and blocking online communications.She says the country has increasingly used these systems against political opposition.DELPHINE HALGAND: "The authorities in Bahrainwere able to arrest bloggers and netizensfor what they are publishing online.And actually even one of these people diedwhen he was in detention."Zakariya Rashid Hassan,was arrested and accused of inciting hatred.The group says he was charged with disseminating false newsand calling for the ouster of Bahrain's rulers.Mister Hassan died on April ninth.Two officers have been accused of beating him to death.Reporters Without Borders says several other bloggersand activists have suffered repeated physical attacksand have been discredited by the government.As for Belarus, Ms. Helgand says its governmenthas increasingly blocked websites.DELPHINE HALGAND: "The lists of the websiteswhich are inaccessible in the country are becoming bigger and bigger.And even some news websites or opposition websites were attacked."And that's the VOA Special English Technology Report,written by June Simms.Transcripts, MP3s and podcasts of our reports are at 51voa.com.