Authentication
/ɔːˌθɛntɪˈkeɪʃən/
Definitions
The act of verifying the truth, identity, or validity of something.
/ɔːˌθɛntɪˈkeɪʃən/
The process of verifying identity or authenticity.
Two-factor authentication adds an extra layer of security.
💡 Simply: Proving something is real or true.
More Examples
The museum required authentication of the painting before accepting it.
How It's Used
"The website requires authentication before accessing sensitive data."
"Police officers need to provide authentication of their identity before entering the crime scene."
From Middle English, ultimately from Latin *authenticus ('genuine'), from Greek *authentikós ('authoritative'), from *authḗs ('himself'). The word's development reflects the growing importance of verifying identity and genuineness.
The word's usage has expanded significantly with the rise of computing and the need for secure online systems.
Memory tip
Think 'auth' (author) + 'entic' (true) + 'ation' (process) – proving the author's truth.