A blackout happens when a country's access to the internet is completely cut, preventing people from getting online.
Cyberattacks or damage to the undersea cables that carry telecommunications signals can cause this to happen, but the most common reason is that authorities choose to turn off access.
For almost a week, Sudan has been completely cut off from the internet. It started slowly, with a series of intermittent disruptions during months of protests against former President Omar al-Bashir's 30-year rule.
Al-Bashir was toppled in April, but the protests did not end and demonstrators began demanding that the Transitional Military Council (TMC) cede power to a civlian-led government.
On June 3, as security forces violently dispersed a protest camp in the capital, Khartoum, all mobile access to the internet was cut...read more>>>...