The National Investigation Agency said the case pertains to conduct of a secret training camp. It claimed training was imparted in use of swords and explosives inside a building owned by Thanal Foundation Trust at Narath under the Mayyil police staion in the Kannu district in 2013.
The agency said the court found 21 accused persons guilty of the charges including criminal conspiracy, membership of unlawful assembly, possession of arms and explosive substances, inciting communal disharmony, assertions prejudicial to national integration besides organising a terrorist camp.
Among those convicted, Abdul Azeez has been sentenced to seven years jail under various section of IPC and the Unlawful Activities Prevention Act (UAPA) and has also been fined Rs 5,000, while others have been sent to 5 years in jail and fined Rs 5,000 each.
Another accused in the case, Khamarudheen, was acquitted of all the charges, the agency said.