Definition of shoulder surfing in English:

shoulder surfing

Line breaks: shoul|der surf|ing

noun

[mass noun] informal
  • The practice of spying on the user of a cash-dispensing machine or other electronic device in order to obtain their personal identification number, password, etc..
    More example sentences
    • Bushell believes suggestions that chip and PIN will lead to an increase in shoulder-surfing and street robbery is ridiculous scaremongering.
    • Provided that these brain signals can be recorded and processed in an accurate and repeatable way, a pass-thought system might provide a quasi two-factor, changeable, authentication method resistant to shoulder-surfing.

Derivatives

shoulder surfer

noun
More example sentences
  • Be on the lookout for "shoulder surfers" when using automated teller machines.
  • Once they've captured your PIN, the shoulder surfers will try to steal your wallet or purse so they can get your ATM card.
  • Beware of shoulder surfers when you go to the ATM.

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