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Original · left

Back door

First in use: ancient / pre-modern
Duplicate · right

Backdoor (computing)

First in use: c. 1983

Backdoor / Back door / Backdoor (computing)

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Canonical todayMeasuring…
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Duplicate share · 12 mo—
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Colour keyGrey · original meaningGreen · duplicate meaningAmber · contested (40–60%)How colours work

The kitchen entrance vs. hidden access.

Which meaning of Backdoor is the original, and which one is the duplicate riding on its name? Back door came first (ancient / pre-modern). Backdoor (computing) arrived in 1983. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Back doorBackdoor (computing)
English Wikipedia pageviews since July 2015 load here.

Duplicate's share of attention

Green line = duplicate's % · above 60 it owns the word · below 40 the original does

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The case for each meaning

Sourced definitions, usage stats and quotes

Original · ancient / pre-modern

Back door

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Duplicate · c. 1983

Backdoor (computing)

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More duplicated terms

Cybersecurity