A gold colored lightning bolt superimposed by two double web keys, saltirewise, with wards up and out.

The insignia was authorized on 1 February 1954 as a result of the Reserve Army Security Branch being created by General Order 110 dated 15 Dec 52. The lightning bolt signifies communications and the crossed keys represent secrecy, authority, and guardianship.

Teal blue and white

The Army Security branch USAR was merged with the newly established Army Intelligence and Security Branch on 1 Jul 62. The branch was subsequently redesignated to the Military Intelligence Branch on 1 Jul 67.