The quality of being deceptive; the capacity to deceive or mislead.
From deceptive + -ity (noun suffix indicating an abstract quality). This less common variant of 'deceptiveness' follows Latin-derived naming patterns for abstract qualities.
Cybersecurity experts now study 'deceptivity' as a principle—using fake data and honeypots to trick hackers reveals that sometimes fighting deception with deception is the best defense!
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