Daniel Berhane, the editor of Horn Affairs magazine, said on Twitter: “This is a dangerous precedent. There is no transparency about who took the decision and for how long.”
In May, university entrance exams were cancelled after pictures of the test circulated on social media. A group supporting protests for greater rights for Ethiopia’s Oromo people claimed responsibility for the leak.
Traditional media in Ethiopia are tightly controlled by the government, leaving many reliant on social media to access and pass on information critical of the authorities.
In 2012, Skype was taken down in Ethiopia amid a clampdown on VoIP (voice over internet protocol) calls. The government claimed that the service was being used for fraudulent purposes.