AUTHENTICATION Synonyms: 35 Similar and Opposite Words

authentication

noun

Definition of authentication

as in verification

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of authentication Core Web APIs, Angular front ends, telemetry monitoring, and modern authentication frameworks. — William Jones, USA Today, 11 Aug. 2026 The criminal then guides the employee through an authentication or device registration process. — Kurt Knutsson, FOXNews.com, 10 Aug. 2026 Reduce exposure through identity controls like phishing-resistant multifactor authentication and least-privilege access. — Expert Panel®, Forbes.com, 10 Aug. 2026 Another attack technique, nicknamed Silver Pass-Ta-Key, can spoof the passkey and user authentication. — Jon Martindale, PC Magazine, 7 Aug. 2026 See All Example Sentences for authentication

Recent Examples of Synonyms for authentication

Noun

Digital services must also implement an effective age verification mechanism that goes beyond self-declaration that the user is over 18 to protect them from accessing inappropriate or prohibited material.

— ABC News, ABC News, 17 Aug. 2026
The stronger approach combines verification, practical assessment, and human oversight at the points where a hiring decision carries the most risk.

— Kara Dennison, Forbes.com, 17 Aug. 2026

Definition of verification

Noun

People with functional neurological disorder experience disproportionately high use of healthcare services, cycling repeatedly through emergency departments and specialty clinics in search of answers and validation.

— Mackenzi Moore, The Conversation, 14 Aug. 2026
Independent evaluation or validation may strengthen confidence in the process where appropriate, especially for higher-stakes submissions.

— David Talby, Forbes.com, 12 Aug. 2026

Definition of validation

Noun

Paul Robinson, the father of a student, is alleged to have tried to conceal evidence and obstruct the investigation.

— Michael Guise, CBS News, 18 Aug. 2026
That has been reined in — United’s net spend in 2025-26 hit a seven-year low, and this summer displays further evidence of a cycle.

— Chris Weatherspoon, New York Times, 18 Aug. 2026

Definition of evidence

Noun

At a bond hearing earlier this year, Fernandez Saldana’s attorney said there was no proof his client’s guilt was evident, CNN affiliate Action News Jax reported.

— Danya Gainor, CNN Money, 17 Aug. 2026
And there are opponents of that movement who point to the failed socialist governments in Latin American is proof that socialism doesn't always work.

— CBS News, CBS News, 16 Aug. 2026

Definition of proof

Noun

Developed for highly mobile operations on the modern battlefield, the FV-014 combines reconnaissance, target identification and precision strike capabilities within a single system.

— Prabhat Ranjan Mishra, Interesting Engineering, 14 Aug. 2026
Supporters of Proposition 39, which would add additional voter identification and citizenship requirements to state elections, accuse Attorney General Rob Bonta of not accurately describing the measure.

— Stephen Hobbs, Sacbee.com, 14 Aug. 2026

Definition of identification

Noun

For example, letting a distant family member stay at a second home without formal documentation, or if someone owns one or more properties and rents them out, but the tenants don’t have documentation that the unit is their primary residence.

— Anthony Izaguirre, Fortune, 13 Aug. 2026
Missing documentation can push back your closing date or cost you your rate lock.

— Sharon Wu, USA Today, 13 Aug. 2026

Definition of documentation

Noun

There has been no confirmation from SpaceX or Louisiana officials … But earlier this year the Louisiana Legislature passed a package of incentives for aerospace companies, including liability protections and property tax breaks.

— Eric Berger, ArsTechnica, 14 Aug. 2026
Officials said the Centers for Disease Control and Prevention was aware of more than 10,400 additional cases that had yet to meet its confirmation standards.

— Nathan Ansell, Arkansas Online, 14 Aug. 2026

Definition of confirmation

Browse Nearby Words

authenticating

authentication

authentications

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Style

“Authentication.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/authentication. Accessed 19 Aug. 2026.

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Synonyms of authentication

noun

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