Covert services is involved with covert operations undertaken by UNSC operatives. The branch consists of a wide range of personnel, including technicians, analysts, pilots, and surgeons.[1][2] The work uniforms worn by those in Covert Services are colored royal blue. Covert Services personnel are not included in the UNSC Genetic Database.[1]
During Operation: RETRIBUTION in December of 2553, Covert Services personnel were stationed onboard the Sahara-class heavy prowler, UNSC Silent Joe. They assisted with the planning and execution of certain facets of the operation as its objectives and goals changed in response to new intelligence.[1][2]