Shield
Azure (Teal Blue), a fess checky Argent and Tenn, overall a mullet of six points of the second.
Crest
From a wreath Argent and Azure (Teal Blue), a dragon passant Gules garnished Or in front of a mount Vert impaled with twelve bamboo spikes Proper, the dragon's tail interlaced with the spikes.
Motto
SAVOIR C'EST POUVOIR (Knowledge Is Power).
Shield
Teal blue and white are the colors used for units not assigned to a branch and refer to the original unit designation, the 313th Army Security Agency Battalion. The colors orange and white refer to the organization's former affiliation with the Signal Corps and the six points of the mullet allude to the battalion's decorations for World War II and Vietnam service.
Crest
The dragon, symbolic of alertness and readiness, denotes the unit's service as an Army Security Agency Battalion in Vietnam. The mount refers to the lush terrain of that country and the twelve spikes to the number of campaigns in which the unit participated.
The coat of arms was originally approved for the 313th Army Security Agency Battalion on 11 Apr 1957. On 7 Feb 1973, it was cancelled. The coat of arms was reinstated and designated for the 313th Military Intelligence Battalion (CEWI) and amended to add crest, change color of shield and revise blazon and symbolism on 30 May 1980. On 21 Dec 2000, the coat of arms amended to change the color shield and revise the symbolism.