The Internal Security Department (ISD) is a domestic intelligence and security agency of Singapore under the purview of the Ministry of Home Affairs (MHA), tasked to confront and address security threats, including international terrorism, foreign subversion and espionage. It has the utmost right to detain without trial individuals suspected to be a threat to national security.
The Internal Security Department (ISD) is a domestic intelligence and security agency of Singapore under the purview of the Ministry of Home Affairs (MHA), tasked to confront and address security threats, including international terrorism, foreign subversion and espionage. It has the utmost right to detain without trial individuals suspected to be a threat to national security.