authentication

English

Etymology

Etymology tree

Medieval Latin authenticōbor.

English authenticate

Proto-Indo-European *-tis

Proto-Indo-European *-Hō

Proto-Indo-European *-tiHō

Proto-Italic *-tiō

Latin -tiō

Latin -ātiōlbor.

Old French -ationbor.

Middle English -acioun

English -ation

English authentication

From authenticate + -ation.

Pronunciation

• (Received Pronunciation) IPA^(key): /ɔːˌθɛntɪˈkeɪʃn̩/
• (General American)
  • (cot–caught merger) IPA^(key): /ɑˌθɛntɪˈkeɪʃn̩/
  • (without the cot–caught merger) IPA^(key): /ɔˌθɛntɪˈkeɪʃn̩/

• Audio (Southern England):

  (file)

  Rhymes: -eɪʃən

Noun

authentication (countable and uncountable, plural authentications)

1. Something which validates or confirms the authenticity of something; or the process of doing so.

   document authentication

   strong authentication

   The museum required scientific tests for the authentication of the painting.

2. (computing) Proof of identity required by a user to log on to some network or access some resource.

   Coordinate term: identification

   digital authentication

   Online banking uses two-factor authentication.

3. A hallmark or assay-mark on a piece of metalwork.

Synonyms

• authentification

Derived terms

• deauthentication
• multi-factor authentication
• nonauthentication
• reauthentication
• two-factor authentication

Translations

proof of the identity of a user logging on to some network

• Arabic: مُصَادَقَة f (muṣādaqa), اِسْتِيثَاق (ar) (istīṯāq)
• Belarusian: ідэнтыфіка́цыя f (identyfikácyja), аўтэнтыфіка́цыя f (awtentyfikácyja)
• Bulgarian: идентифика́ция f (identifikácija), автентика́ция f (avtentikácija)
• Catalan: autenticació f
• Chinese:

  Mandarin: 認證 / 认证 (zh) (rènzhèng), 鑒權 / 鉴权 (jiànquán)

• Czech: autentizace (cs) f, autentifikace f
• Dutch: authenticatie (nl) f, authentificatie (nl) f
• Esperanto: aŭtentokontrolo
• Estonian: tõendus, autentimine
• Finnish: todennus (fi)
• French: authentification (fr) f
• German: Authentifikation (de) f
• Greek: αυθεντικοποίηση (el) f (afthentikopoíisi), πιστοποίηση (el) f (pistopoíisi), ταυτοποίηση (el) f (taftopoíisi)
• Hungarian: hitelesítés (hu), autentikáció
• Italian: autenticazione (it) f
• Japanese: 認証 (ja) (にんしょう, ninshō)
• Korean: 인증(認證) (ko) (injeung)
• Latvian: autentifikācija f
• Māori: motuhēhēnga
• Norwegian:

  Bokmål: autentisering m

• Persian: اصالت‌سنجی (esâlat-sanji)
• Polish: uwierzytelnianie n
• Portuguese: autenticação (pt) f
• Romanian: autentificare (ro) f
• Russian: идентифика́ция (ru) f (idɛntifikácija), аутентифика́ция (ru) f (autɛntifikácija)
• Serbo-Croatian:

  Cyrillic: аутентикација f

  Latin: autentikacija f

• Slovak: autentifikácia f, autentizácia f
• Slovene: overjanje n
• Swahili: uthibitishaji (sw)
• Swedish: autentisering (sv) c
• Turkish: kimlik doğrulama (tr), kimlik kanıtlama, tevsik (tr)
• Ukrainian: ідентифіка́ція f (identyfikácija), автентифіка́ція (uk) f (avtentyfikácija)
• Vietnamese: xác thực (vi)

something which validates or confirms the authenticity of something

• French: certification (fr) f
• Hungarian: eredetigazolás, eredetiségigazolás (hu)
• Italian: autenticazione (it) f
• Māori: hāponotanga, whakatūturutanga
• Portuguese: autenticação (pt) f
• Spanish: autenticación (es) f

References

• “authentication”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.