signals intelligence
Definition
Noun 1. Intelligence derived from intercepted signals: A category of intelligence gathering that involves the collection and analysis of electronic signals and communications, distinct from intelligence gathered by human agents (HUMINT). It encompasses information obtained from foreign communications, electronics emissions, and telemetry data.
Usage
- As a subject: Signals intelligence provides critical insights into an adversary's capabilities.
- As an object: The agency specializes in collecting and analyzing signals intelligence.
- With modifiers: Modern signals intelligence relies on sophisticated satellite and cyber systems.
Examples
- The success of the operation depended heavily on accurate signals intelligence.
- Advances in encryption pose a continuous challenge to signals intelligence efforts.
- Signals intelligence, often abbreviated as SIGINT, is a crucial component of national security.
Advanced Usage
- As a compound modifier: The country has a formidable signals-intelligence apparatus. (Note: Often hyphenated when used as a compound adjective before a noun).
- In technical contexts: Signals intelligence is formally divided into sub-disciplines like COMINT (communications intelligence) and ELINT (electronics intelligence).
Variants and Related Words
- SIGINT: The common abbreviation for signals intelligence.
- COMINT (Communications Intelligence): A subset of SIGINT focusing on intercepted communications.
- ELINT (Electronics Intelligence): A subset of SIGINT focusing on non-communications electronic emissions (e.g., from radar systems).
- FISINT (Foreign Instrumentation Signals Intelligence): A subset of SIGINT involving the interception of telemetry data.
Synonyms
- Electronic intelligence
- SIGINT (acronym)
- Intercepted data analysis
Related Phrases
- Signals intelligence collection: The active process of gathering SIGINT.
- Signals intelligence agency: An organization dedicated to SIGINT operations (e.g., the National Security Agency).
Noun
-
intelligence information gathered from communications intelligence or electronics intelligence or telemetry intelligence
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