Used broadly for information gathering, analysis, and espionage, similar to English 'intelligence'. Often appears in compounds like インテリジェンス機関 (intelligence agency).
That country has excellent intelligence.
Intelligence activities are important.
He worked for an intelligence agency for many years.
Each country gathers intelligence on hostile nations.
Experts analyzed the intelligence and compiled a report.
counterintelligence
open-source intelligence; OSINT
artificial intelligence; AI