ex·​fil·​trate | \ eks-ˈfil-ˌtrāt How to pronounce exfiltrate (audio) , ˈeks-(ˌ)fil- \
exfiltrated; exfiltrating

Definition of exfiltrate

transitive verb

1 : to remove (someone) furtively from a hostile area Kublinski avoided detection. He was exfiltrated from Poland, with his family, only after being compromised by a leak from the U.S. government.— Radek Sikorski
2 : to steal (sensitive data) from a computer (as with a flash drive)

intransitive verb

: to escape from a hostile area

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Other Words from exfiltrate

exfiltration \ ˌeks-​(ˌ)fil-​ˈtrā-​shən How to pronounce exfiltrate (audio) \ noun

Examples of exfiltrate in a Sentence

Recent Examples on the Web The Bad Batch, then, is sent to exfiltrate the senator and get him to safety. Alex Kane, USA TODAY, 2 July 2021 Data loss prevention techniques should be implemented to ensure critical and sensitive information does not exfiltrate the company. Expert Panel®, Forbes, 26 May 2021 The criminal attackers started to take a copy of the target’s data (exfiltrate it) before locking it up. David B. Black, Forbes, 23 May 2021 The findings, publicly disclosed this week by New York University Abu Dhabi researcher Mathy Vanhoef, show that an attacker within Wi-Fi range of a target network could potentially exfiltrate data from a victim and compromise their devices. Lily Hay Newman, Wired, 13 May 2021 Furthermore, Panda Stealer is also able to take screenshots of the infected computer and to exfiltrate data from browsers like cookies, passwords, and cards. Andy Meek, BGR, 5 May 2021 It is well documented that the PRC uses technology to surveille and exfiltrate information. Roslyn Layton, Forbes, 17 Mar. 2021 From there, attackers can monitor locations and listen to nearby audio in real time and exfiltrate photos and videos. Dan Goodin, Ars Technica, 8 Aug. 2020 CallStranger can also be used to exfiltrate data inside networks even when they’re protected by data loss prevention tools that are designed to prevent such attacks. Dan Goodin, Ars Technica, 11 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exfiltrate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of exfiltrate

1947, in the meaning defined at transitive sense 1

History and Etymology for exfiltrate

ex- entry 1 + infiltrate

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The first known use of exfiltrate was in 1947

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Last Updated

10 Jul 2021

Cite this Entry

“Exfiltrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exfiltrate. Accessed 4 Aug. 2021.

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