Meaning & use

a data breach

noun·Advanced

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UK/ə ˈdeɪtə briːtʃ/
US/ə ˈdeɪtə briːtʃ/

Meaning

  1. nouncountable

    an occasion when someone gets into a computer system and steals or sees private information without permission.

    Grammar: Countable: you can say 'a data breach' or 'data breaches'. Often used with 'a' or 'the'.

    Patterns

    • a data breach of something
    • a data breach at a company
    • suffer a data breach

    The company reported a data breach that affected millions of customers.

    After a data breach, users were told to change their passwords.

    A data breach at the hospital exposed patients' medical records.

Word forms

pluraldata breaches

Common combinations

major data breach
The bank suffered a major data breach last year.
report a data breach
Companies must report a data breach within 72 hours.
data breach notification
She received a data breach notification by email.
prevent a data breach
Strong passwords can help prevent a data breach.

Synonyms and how they differ

security breach
Broader: it can mean any failure of security, not only involving data.
leak
Often used for information that becomes public, sometimes without hacking.

Word family

breach noun
a failure to follow a law or agreement, or a hole in a wall.
breach verb
to break a law or agreement.

Commonly confused: a data breach or break?

a data breach vs break

As a noun, 'break' means a rest or a short pause, not a security failure.

Practice

The company announced that a data ______ had exposed customer emails.

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