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2FA - definition and synonyms

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noun
  1. From our crowdsourced Open Dictionary
    abbreviation of 'two-factor authentication'; a system which requires several different pieces of proof of identity before allowing access to, for example, a website, online banking facility, or web-based email

    However, while 2FA solutions provide strong security, they often do so at the cost of reduced usability.

    Submitted by Harris Park from United Kingdom on 09/08/2011
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gaslight

to manipulate someone psychologically so that they begin to question their own perceptions and memories

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Dunning-Kruger effect

the phenomenon by which an incompetent person is too incompetent to understand his own incompetence

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