YubiKey - Hsanokklis/2022-2023-Tech-journal GitHub Wiki

A Yubikey is a battery-free device that provides 2FA when logging into your devices. They are little devices that plug into your computer and complete the second half of a 2FA web login along with your password.

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Link used: https://www.wired.com/story/how-to-use-a-yubikey/