smudge attack
An iPad used by children with its touchscreen covered with fingerprint smudges
Meaning
Noun
- A method used to crack the password of a touchscreen device by analysing the oily smears left on the device's screen by the user's fingers.
Origin
- smudge + attack; coined in 2010 by researchers from the University of Pennsylvania’s Department of Computer and Information Science in Philadelphia, Pennsylvania, USA: see the quotation.
Modern English dictionary
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