passkey

noun

pass·​key ˈpas-ˌkē 

plural passkeys

1

: a key that provides special access (as to a secure area)

… left his swipe-card passkey behind when he stepped outside the tower's secure door and was unable to get back in …

—UPI.com

: such as

a

: a key designed to open any of a set of similar locks : master key

b

: a key with a large part of the bit filed away to enable it to open low quality locks as a master key : skeleton key

2

: an authentication method that uses biometrics (such as fingerprint or facial recognition) to identify and grant access to an authorized user

Instead of a vulnerable password, passkeys work by using your biometric data as your login 'fingerprint.' For example, you could use the Touch ID button on a Mac or a facial recognition scanner on your smartphone to log in to your account. No typing required.

—digitaltrends.com

Examples of passkey in a Sentence

Recent Examples on the Web

But again, adopting passkeys is half the story, deleting passwords is the other, harder half. —Zak Doffman, Forbes, 28 Feb. 2025

When using Chrome on other platforms, passkeys were saved to a user’s Google profile. —Ars Technica, 26 Feb. 2025

Other authentication options include authentication apps, security keys, and passkeys. —Jibin Joseph, PCMAG, 25 Feb. 2025

Platform differences: Different platforms use different terms to describe the process of passkey logins, which can confuse users and put them off using passkeys. —Zak Doffman, Forbes, 21 Jan. 2025

Word History

First Known Use

1633, in the meaning defined at sense 1

Rhymes for passkey

• ascii

Kids Definition

passkey

noun

pass·​key ˈpas-ˌkē 

1

: a key for opening two or more locks

2

: skeleton key