National Security Bureau or Security Bureau may refer to:
National Security Bureau (Poland), an agency that executes the tasks given by the president of the Republic of Poland regarding national security
National Security Bureau (Slovakia), a bureau responsible for protection of confidential data, the introduction and use of the electronic signature and cipher service in the Slovak Republic
Security Bureau (Hong Kong), a bureau in Hong Kong responsible for the maintenance of law and order, immigration and customs control, rehabilitating offenders and drug abusers, and providing emergency fire and rescue services
This disambiguation page lists articles associated with the title National Security Bureau. If an internal link led you here, you may wish to change the link to point directly to the intended article.