A YubiKey is a small hardware device that offers two-factor authentication with a simple touch of a button. YubiKeys are built strong enough for the largest enterprises, while remaining simple enough for anyone to use. YubiKeys support FIDO U2F, Yubico-OTP, OATH-OTP, OATH-HOTP, OATH-TOTP, OpenPGP, and PIV, and one security key can support an unlimited number of applications without the need for drivers, client software, or batteries. The YubiKey NEO offers both contact (USB) and contactless (NFC, MIFARE) communications.

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Posted in: 1. The Basics, 2. The YubiKey, 9. YubiKey for Salesforce