Like all intelligence organisations, its main function is to ensure the stability and longevity of the state.
It does this through monitoring priority government programmes that are critical to the well-being of the state, as well as collecting intelligence on locally based groups engaging in or intending to engage in acts of subversion, sabotage or destabilising the country.
He recruited and trained Dr Amos Mukumbi and Brigadier Ronnie Balya, each of whom was later to serve as director general.
Others who have served as director generals at ISO include: Philip Idro, Lieutenant General Henry Tumukunde, Brigadier Elly Kayanja, Dr Amos Mukumbi, Brigadier Ronnie Balya, and Colonel Kaka Bagyenda.
Upon being passed out, the operatives are sworn to protect Ugandans and their property and are deployed all over the country.