Data Network (DDN) to which we are connected are limited to unclassified message traffic. For these reasons, it is imperative that you do not use email to send any classified information, and it is advisable to refrain from sending sensitive or potentially embarrassing messages. … Accountability When you send an email message, a record of your correspondence is kept on the computer until the recipient deletes it. It you want to be able to account for a message you send, you should also send a copy of the message to yourself so you will have proof of the correspondence for…
Endicott, Don · Naval ocean systems center san diego ca · Handbooks · Electronic mail · Computer files · Keyboards · Computers · Communication and radio systems
Internet Archive · Defense Technical Information Center · Public domain (US government work). Free to use for anything.