The New Zealand Security Intelligence Service (NZSIS) is the primary intelligence agency in New Zealand, responsible for national security. Its main functions include gathering intelligence on threats to the country, such as terrorism and espionage, and providing advice to the government on security matters. Established in 1956, the NZSIS operates under the Intelligence and Security Act 2017. The agency works closely with other intelligence organizations, both domestically and internationally, to ensure the safety and security of New Zealand and its citizens.