Plural of 'authenticator': multiple devices, systems, or people that verify or prove authenticity or identity.
From 'authenticator' + '-s' (plural suffix). The technical term expanded in usage as authentication became computerized and multi-layered.
Your password manager, your security key, your phone, your biometric data—these plural authenticators work together in what cybersecurity experts call 'defense in depth,' multiplying the barriers thieves must breach.
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