Content on Demand

1. A set of unambiguous rules specifying the manner in which data may be represented in a discrete form.
Note 1: Codes may be used for brevity or security.
Note 2: Use of a code provides a means of converting information into a form suitable for communications, processing, or encryption.
2. [In COMSEC, any] system of communication in which arbitrary… (Read More →)

Document containing plain text and code equivalents in a systematic arrangement, or a technique of machine encryption using a word substitution technique. [INFOSEC-99]

A character that (a) is used to represent a discrete value or symbol and (b) is derived in accordance with a code.

1. Conversion of signals, or groups of signals, in one code into corresponding signals, or groups of signals, in another code.
2. A process for converting a code of some predetermined bit structure, such as 5, 7, or 14 bits per character interval, to another code with the same or a different number of bits per character interval.
Note: In… (Read More →)

One of a set of parts of which the characters in a given code may be composed.

[A] group of letters, numbers, or both in a code system used to represent a plain text word, phrase, or sentence. [INFOSEC-99]
Note: Code groups may include symbols and other elements.

An assignee of an NXX code which was allocated by the CO Code Administrator. When an NXX Code becomes pooled, the Code Holder becomes the LERG Assignee

A service feature by which certain terminals are prevented from accessing certain features of the network.

The complete set of representations defined by a particular code and language.