The Chandrilan Security Bureau was an intelligence agency that operated on the planet Chandrila during the Clone Wars. In the aftermath of a Separatist bioweapon attack on Hanna City, the capital of Chandrila, in 21 BBY, Senator Bail Organa of the Galactic Republic ordered Agent Varrak of the Special Operations Brigade to co-ordinate a response to the attack with the Chandrilan Security Bureau.