Army National Security Agency Central Security Service Identification Badge W-4 Chief Warrant Officer 4 CA their also known as

CA their also known as the "Blackhorse Regiment"

Let the Drum Beat is their motto

a silver acorn on each side of the stem on two crossed swords

" is written in red letters across the bottom inside a silver scroll

United States Army 18th Fires Brigade Combat Service Identification Badge

Army National Security Agency Central Security Service Identification Badge W-4 Chief Warrant Officer 4 CA their also known asUnited States Army National Security Agency Central Security Service Identification Badge Criteria: Awarded to identify high ranking officers belonging to the Central Security Service division of the National Security Agency (NSA).