ACRONYMS, INITIATISMS, AND ABBREVIATIONS

ASCII	American Standard Code for Information Interchange

AT&T	American Telephone and Telegraph Co.

CA	Certification Authority

CAW	Certification Authority Workstation

CCB	Configuration Control Board

CD-ROM	compact disk read-only memory

CISSP	Certified Information Systems Security Professional

COMSEC	communications security

COTS	commercial, off-the-shelf

CPU	central processing unit

DISA	Defense Information Systems Agency

DoD	Department of Defense

DOE	Department of Energy

DOS	Disk Operating System

GSA	General Services Administration

LAN	local area network

LMES	Lockheed Martin Energy Systems, Inc.

MB	megabyte

MISSI	Multilevel Information Systems Security Initiative

MLA	Mail List Agent

MLS	multilevel secure

MSP	Message Security Protocol

NN-40	Office of Arms Control and Nonproliferation

NN-50	Office of Security Affairs

NSA	National Security Agency

PC	personal computer

PCMCIA	Personal Computer Memory Card International Association

RAM	random-access memory

ROM	read-only memory

SCC	Secure Computing Corporation

SIMEX	Secure Information Management Exchange System

SMTP	Simple Mail Transfer Protocol

SNS	Secure Network Server

UMA	user mail agent