as in counterespionage
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Recent Examples of counterintelligence
The Ministries of Defense in Bulgaria, Kazakhstan, and Syria also use them, as do the Polish military counterintelligence agency, the Finnish defense forces, and Lebanon and Saudi Arabia’s intelligence services.
—
Jacek Krywko, ArsTechnica, 9 Aug. 2025
Webster also stepped up the FBI’s anti-terrorism and counterintelligence activities, which helped prepare him for the CIA post.
—Douglass K. Daniel, Chicago Tribune, 8 Aug. 2025
By law, grand jury testimony is kept secret, except in matters of national security or counterintelligence, neither of which applies in this case.
—Meredith Kile, People.com, 22 July 2025
The bureau has nearly 5,000 active counterintelligence investigations, including over 800 new cases opened this year alone.
—Mike Brest, The Washington Examiner, 1 July 2025
See All Example Sentences for counterintelligence
Jacek Krywko, ArsTechnica, 9 Aug. 2025
Webster also stepped up the FBI’s anti-terrorism and counterintelligence activities, which helped prepare him for the CIA post.
—Douglass K. Daniel, Chicago Tribune, 8 Aug. 2025
By law, grand jury testimony is kept secret, except in matters of national security or counterintelligence, neither of which applies in this case.
—Meredith Kile, People.com, 22 July 2025
The bureau has nearly 5,000 active counterintelligence investigations, including over 800 new cases opened this year alone.
—Mike Brest, The Washington Examiner, 1 July 2025
See All Example Sentences for counterintelligence
Recent Examples of Synonyms for counterintelligence
Noun
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Other than the counterespionage law amendment, Beijing has in recent years expanded the remit of its national security apparatus through sweeping legislation, giving authorities broader powers to scrutinize foreign nationals and organizations.—
John Liu,
CNN Money,
23 July 2025
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But the ruling raises serious questions about the agency, which focuses on counterespionage, terrorism and sabotage.—
Willem Marx,
NPR,
3 July 2025
Noun
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The network could also likely be used for espionage.—
Jenna McLaughlin,
NPR,
23 Sep. 2025
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This would pose a problem if the Chinese government was then taking the data and using it to learn about the American public and build dossiers for blackmail or espionage.—
Andrew R. Chow,
Time,
22 Sep. 2025
Noun
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Relying on other countries leaves Japan vulnerable to spying and sabotage, and China has laid tens of thousands of miles of cable around the world in the last decade.—
Tom Chivers,
semafor.com,
16 Sep. 2025
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Smart devices such as security cameras, thermostats and speakers can be taken over and used for spying or as part of larger cyberattacks.—
Kurt Knutsson,
FOXNews.com,
4 Sep. 2025
Noun
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Furthermore, the ability to operate robotic explorers and harvesting/processing machines at solar system distances by combining quantum communications with AI-level on-site intelligence will enable us to go anywhere, in physical or electronic form.—
Rick Tumlinson,
Space.com,
25 Sep. 2025
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Damien Symon, an open-source intelligence analyst, said on the social media platform X that India had declared a no-fly zone over the Bay of Bengal for a likely missile test—conducted from a northeastern island—effective Wednesday through Thursday.—
Ryan Chan,
MSNBC Newsweek,
25 Sep. 2025
Cite this Entry
“Counterintelligence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/counterintelligence. Accessed 30 Sep. 2025.
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