The Canadian Security Intelligence Service (CSIS, /ˈsiːsɪs/; French: Service canadien du renseignement de sécurité, SCRS) is Canada's primary national intelligence service.
Kanada Güvenlik İstihbaratı Servisi (CSIS, /ˈsiːsɪs/; (Fransızca: Service canadien du renseignement de sécurité), SCRS) Kanada'nın başlıca ulusal istihbarat servisidir.