exfiltrate
verb
ex·fil·trate
eks-ˈfil-ˌtrāt 
ˈeks-(ˌ)fil-
exfiltrated; exfiltrating
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
Radek Sikorski2
: to steal (sensitive data) from a computer (as with a flash drive)
: to escape from a hostile area
Examples of exfiltrate in a Sentence
Recent Examples on the Web
Ransomware can attack database objects, either encrypting or exfiltrating the data.
—Jakub Lamik, Forbes.com, 18 June 2025
Your regular antivirus should handle eliminating spyware apps that try to steal and exfiltrate personal information.
—PC Magazine, 11 June 2025
These extensions can silently access, exfiltrate or manipulate data, bypassing security controls and going undetected by endpoint or network monitoring tools.
—Expert Panel®, Forbes.com, 4 June 2025
What the Socket Threat Research Team discovered, as reported by Olivia Brown, a threat analyst at Socket, is that attackers have created a bunch of malicious Python packages that use Gmail’s SMTP protocol to create a tunnel that can exfiltrate data and execute attack commands.
—Davey Winder, Forbes.com, 3 May 2025
See All Example Sentences for exfiltrate
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Jakub Lamik, Forbes.com, 18 June 2025
Your regular antivirus should handle eliminating spyware apps that try to steal and exfiltrate personal information.
—PC Magazine, 11 June 2025
These extensions can silently access, exfiltrate or manipulate data, bypassing security controls and going undetected by endpoint or network monitoring tools.
—Expert Panel®, Forbes.com, 4 June 2025
What the Socket Threat Research Team discovered, as reported by Olivia Brown, a threat analyst at Socket, is that attackers have created a bunch of malicious Python packages that use Gmail’s SMTP protocol to create a tunnel that can exfiltrate data and execute attack commands.
—Davey Winder, Forbes.com, 3 May 2025
See All Example Sentences for exfiltrate
Cite this Entry
“Exfiltrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exfiltrate. Accessed 28 Jun. 2025.
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