Ayalew Mengesha served within the National Intelligence and Security Agency for about 21 years. He served in different capacities and in different locations within NISA.
Over the weekend he released more than an hour long video in which he talked about the structures,personnel and inner workings of NISA.
As a person with a long long service within the agnecy, Ayalew Mengesha has a wealth of information on issues like, among other things, who is who in NISA and more importantly as to how the agency function and its vulnerabilities.
Sisay Agena of ESAT digs in Ye Samintu Engdia program.