Internal_Security_Department_(Brunei)
The Internal Security Department (Malay: Jabatan Keselamatan Dalam Negeri, or JKDN or KDN) is Brunei's domestic intelligence agency, which is under the Prime Minister's Office.[1] They are known to detain anyone suspected of being a threat to Brunei's national security for as long as needed.[2]
They are involved in both criminal and intelligence matters.[3]