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Showing results for authentication. Search instead for multi-factor authentication.
Definitions

authentication

[aw-then-ti-key-shuhn] / ɔˌθɛn tɪˈkeɪ ʃən /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The process works much like two-factor authentication on a banking website.

From Science Daily • Apr. 2, 2026

That’s led to security concerns, as cybersecurity company Wiz identified a database misconfiguration in early February that left 1.5 million API authentication tokens, 35,000 email addresses and private messages between agents exposed.

From MarketWatch • Mar. 10, 2026

New authentication systems will be needed to stop fraudsters from sending fake invoices to bots, for example.

From Barron's • Feb. 12, 2026

Using the photos of each item, as well as The RealReal’s image database, the technology routes the item either to manual authentication or sends it to be listed for sale.

From The Wall Street Journal • Jan. 21, 2026

From now on, wherever he went, he’d be closely trailed by a military aide carrying a forty-five-pound briefcase containing launch authentication codes and sophisticated communications devices, often referred to as the nuclear football.

From "Becoming" by Michelle Obama