data breach

US /ˈdeɪ.tə briːtʃ/
UK /ˈdeɪ.tə briːtʃ/
"data breach" picture
1.

an incident in which sensitive, protected, or confidential data has been viewed, stolen, or used by an individual unauthorized to do so

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The company announced a major data breach affecting millions of customers.
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Preventing a data breach is a top priority for cybersecurity teams.
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data compromiseinformation leaksecurity breachcyberattackdata exposure
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breachdatastep into the breachdata processingdata entrydata analysisdata mining