GLOSSARY




American standard code for information interchange
ASCII

ciphertext
C
Communications-Electronics Operation Instructions
CEOI
communications intelligence
COMINT
carriage return
CR

Department of the Army Pamphlet
DA Pam

encipher below, decipher above
EBDA
encipher right, decipher left
ERDL

figure
FIG
field manual
FM

index of coincidence
IC

line feed
LF
letter
LTR

military occupational specialty
MOS

number
NO

plaintext
P

Signal Operation Instructions
SOI

technical manual
TM
United States Army Training and Doctrine Command
TRADOC

United States Army Intelligence School, Fort Devens
USAISD

Zulu
z



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