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1[mass noun] The process or action of proving or showing something to be true, genuine, or valid:‘the prints will be stamped with his seal and accompanied by a letter of authentication’[count noun] ‘the authentications were both carried out by the Investigation Bureau of the Ministry of Justice’
- ‘Because authentication of artifacts is not the museum's legal business, we only offer an academic inquiry service.’
- ‘The fee for authentication of a document is $32.00.’
- ‘His reputation was ruined by his authentication of a forged 60-volume diary.’
- ‘The gallery director agrees that DNA's certitude in authentication provides the basis for a better risk-management equation for art insurance.’
- ‘For those concerned about identification and authentication of famous original art, catalogues raisonnés are invaluable resources.’
- ‘Harris Tweed is protected by a raft of laws, stamps, and authentications that would make any copyright pirate balk.’
- ‘They have announced the authentication of a miracle attributed to the Albanian-born nun.’
- ‘On the threat level, our considerations depend on what the outcome of the authentication is.’
- ‘Signature authentication takes great experience and expertise and should be left to experts.’
- ‘Stamped in red ink in a vertical line down its center was the check's authentication: ORIGINAL.’
- 1.1Computing The process or action of verifying the identity of a user or process:‘user authentication for each device ensures that the individual using the device is recognized by the company’[count noun] ‘passwords and authentications are necessary parts of system security’
- ‘Users can update applications securely with authentication enabled through digital signatures.’
- ‘For mobile users, firewalls allow remote access into private networks by the use of secure logon procedures and authentication certificates.’
- ‘In simplest terms, authentication technologies ensure that individuals are who they claim to be.’
- ‘Their director of wireless believes that end-to-end authentication could be a greater concern than end-to-end encryption.’
- ‘One of the strengths of our email system is its ability to do online authentication.’
- ‘Because network authentications aren't frequently refreshed, an attacker could make expensive premium rate calls and bill them to other persons.’
- ‘The system has a large range of authentication options.’
- ‘Authentication is usually achieved using password security, with the option of more advanced security where required.’
- ‘Secure login authentication should be employed to keep out unwanted visitors.’
- ‘An example of strong authentication that we are all familiar with is our ATM card.’
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