Moroccan authorities challenged what they called these "serious and tendentious charges" by Amnesty International.[27][28] The human rights group said its reporting provided the necessary proof, arguing in a 4 July statement that "the technology used to spy on Omar Radi's phone required the control over telephone operators, which only the government could exert in order to hack the Internet connection."[28] The Moroccan authorities maintain that what Amnesty provided does not constitute "convincing scientific evidence."[28]