{# Single source of truth for the GA4 page_type dimension. Must stay ABOVE extra_head: synonymguide configures gtag inside that block and reads this global, while syllablesworld configures it at the end of . #}

Synonyms for

Authentication

Noun / ɔ:ˌθentʌˈkeɪʃʌn / Another word for authentication — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Authentication is the process of verifying that something is true or accurate.

Synonyms & similar words

hallmark certification assaymark verification confirmation validation identification recognition certification attestation proof evidence corroboration substantiation testimony witness authentication endorsement seal stamp imprint mark sign

Synonyms by register

Formal

verification validation confirmation substantiation

Informal

proving checking vouching

Antonyms

denial disproof discrediting refutation rejection

Common collocations

  • user authentication
  • authentication process
  • two-factor authentication
  • authentication failed
  • authentication successful
  • authentication server
  • authentication mechanism
  • authentication system

Word family

noun authentication
verb authenticate
adjective authentic
adverb authentically

Usage note

Authentication refers to the process of verifying identity, often in a technical context like logging into a system. It is distinct from authorization, which concerns the permissions granted after identity is confirmed.

Compare "authentication" with another word →

Example sentences

  1. The bank requires authentication before allowing access to your account.
  2. The teacher asked for authentication of the student's work.
  3. The software requires authentication with a password.
  4. The airport security officer asked for authentication of the traveler's identification.
  5. The website requires authentication before allowing access to the user's profile.

Quotes

  • Authentication is the most important thing in our life. Without it, we can't do anything. - Rohit Shetty
  • Authentication is not a luxury, it is a necessity in the digital age. - Edmund Phelps
  • Authentication is not just about secure access, it's about securing the entire digital experience. - Craig Federighi

Try these popular words

the and that for you with was this are have not from

Practice

Play the Word Synonyms game · Choose level (start near 1)

Worksheets

Grade 4 · Grade 5 · Grade 6

Topics

Guides

Explore more words