- to establish as genuine.
- to establish the authorship or origin of conclusively or unquestionably, chiefly by the techniques of scholarship: to authenticate a painting.
- to make authoritative or valid.
Origin of authenticate
SynonymsSee more synonyms for on Thesaurus.com
Examples from the Web for authentication
Lastly, users should seriously consider turning on 2-factor authentication for any service that supports it.How to Mitigate the Damage of the Heartbleed Security Hole
April 11, 2014
Through him the Jewish history of the Middle Ages received its authentication, its firm basis, its coloring, and exposition.History of the Jews, Vol. V (of 6)
Even this authentication did not create implicit belief in the minds of those to whom it was addressed.Memoir of the Life of John Quincy Adams.
Wanting this, all our speculations are vain; but having its authentication they are definitive.The Place of Science in Modern Civilisation and Other Essays
Such an authentication has been deemed necessary in a treatise of this kind.The Trial of Jesus from a Lawyer's Standpoint, Vol. I (of II)
Walter M. Chandler
This is by no means an exclusively modern device of authentication, for these were known as early as the thirteenth century.The Reign of the Manuscript
Perry Wayland Sinks
- to establish as genuine or valid
- to give authority or legal validity to
Word Origin and History for authentication
1788, noun of action from authenticate (v.).
"verify, establish the credibility of," 1650s, from Medieval Latin authenticatus, past participle of authenticare, from authenticus (see authentic). Related: Authenticated; authenticating.