Meaning
Exfiltration is a noun that generally means the secret or unauthorized removal of something from a place. It is often used in two main contexts:
- Military – the secret withdrawal of personnel from hostile territory.
 - Cybersecurity – the unauthorized transfer of data from a computer system or network.
 
Grammar and Usage
- Part of speech: Noun
 - Usage: Refers to the act or process of extracting people or data secretly.
 - Military usage: often paired with operation, mission, or troops.
 - Cybersecurity usage: often paired with data, information, or files.
 
Typical sentence structures:
- "The exfiltration of data went undetected."
 - "A covert exfiltration mission was carried out at night."
 
Common Phrases
- Data exfiltration – unauthorized transfer of sensitive data.
 - Covert exfiltration – secret withdrawal of personnel.
 - Exfiltration operation – a planned mission to remove people from dangerous areas.
 - Cloud exfiltration – stealing data from cloud storage systems.
 
Collocations
- verb + exfiltration: prevent exfiltration, detect exfiltration, conduct exfiltration
 - adjective + exfiltration: covert exfiltration, rapid exfiltration, stealthy exfiltration
 - noun + exfiltration: data exfiltration, personnel exfiltration, information exfiltration
 
Examples
- The soldiers completed their exfiltration from enemy territory before dawn.
 - Cybersecurity teams work hard to detect data exfiltration attempts.
 - The spy was awaiting covert exfiltration after completing his mission.
 - Hackers often use malware to enable exfiltration of confidential files.
 - The helicopter was used for the rapid exfiltration of injured troops.
 - The IT department noticed unusual traffic that indicated possible exfiltration.
 - The movie portrayed a dramatic exfiltration operation behind enemy lines.
 - Security policies are designed to prevent unauthorized exfiltration of data.
 
Synonyms or Related
- Military context: withdrawal, extraction, evacuation
 - Cybersecurity context: data theft, data leakage, breach
 
