"zero-day" meaning in English

See zero-day in All languages combined, or Wiktionary

Adjective

Audio: En-au-zero-day.ogg [Australia]
Head templates: {{en-adj|-}} zero-day (not comparable)
  1. (computing) Of warez: released less than a day after the official product release. Tags: not-comparable Categories (topical): Computing, Zero
    Sense id: en-zero-day-en-adj-E94hST2Y Disambiguation of Zero: 28 15 11 26 20 Categories (other): English entries with incorrect language header, English entries with topic categories using raw markup, English terms with non-redundant non-automated sortkeys Disambiguation of English entries with incorrect language header: 37 22 16 1 24 Disambiguation of English entries with topic categories using raw markup: 32 17 18 3 30 Disambiguation of English terms with non-redundant non-automated sortkeys: 34 22 17 3 24 Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
  2. (computing) (of a vulnerability) newly discovered, and therefore still not fixed and possibly exploited by hackers or other criminals Tags: not-comparable Categories (topical): Computing, Zero
    Sense id: en-zero-day-en-adj-NOD0PqdU Disambiguation of Zero: 28 15 11 26 20 Categories (other): English entries with topic categories using raw markup Disambiguation of English entries with topic categories using raw markup: 32 17 18 3 30 Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
  3. (computing) (of an exploit or its threat or an attack) benefiting from a newly found and yet unpatched or unmitigated flaw in software or hardware; using a zero-day vulnerability Tags: not-comparable Categories (topical): Computing, Zero
    Sense id: en-zero-day-en-adj-CJagG4nL Disambiguation of Zero: 28 15 11 26 20 Categories (other): English entries with topic categories using raw markup Disambiguation of English entries with topic categories using raw markup: 32 17 18 3 30 Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
  4. Used other than figuratively or idiomatically: see zero, day. Tags: not-comparable Categories (topical): Zero
    Sense id: en-zero-day-en-adj-KnCjffdw Disambiguation of Zero: 28 15 11 26 20
The following are not (yet) sense-disambiguated
Synonyms: zero day, 0-day

Noun

Audio: En-au-zero-day.ogg [Australia] Forms: zero-days [plural]
Head templates: {{en-noun}} zero-day (plural zero-days)
  1. (computing, idiomatic) vulnerability that has been discovered recently, and is yet unpatched or unmitigated; zero-day vulnerability Tags: idiomatic Categories (topical): Computing, Zero
    Sense id: en-zero-day-en-noun-LtsdBfAq Disambiguation of Zero: 28 15 11 26 20 Categories (other): English entries with topic categories using raw markup Disambiguation of English entries with topic categories using raw markup: 32 17 18 3 30 Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
The following are not (yet) sense-disambiguated
Synonyms: zero day, 0-day

Inflected forms

Alternative forms

Download JSON data for zero-day meaning in English (8.3kB)

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    }
  ],
  "wikipedia": [
    "zero-day (computing)"
  ],
  "word": "zero-day"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-04-30 from the enwiktionary dump dated 2024-04-21 using wiktextract (210104c and c9440ce). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.