YubiKeys availability

YubiKey 4 YubiKey 4 NANO YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2F Security Key Custom Programmed
Availability
40 USD per key 50 USD per key 50 USD per key 60 USD per key 50 USD per key 20 USD per key
USB authentication key, including strong crypto and touch-to-sign, plus One-Time-Password, smart card, and FIDO U2F; two sizes Combines USB and NFC for mobile communication, enables One-Time Password, smart card, and FIDO U2F authentication USB authentication key that works instantly with any service that supports FIDO U2F For 500+ unit orders, Yubico can limit the YubiKey functions to match legacy Yubico products
Size 18mm x 45mm x 3.3mm, 3g 12mm x 13mm x 3.1mm, 1g 12.5mm x 29.5mm x 5mm, 2g 12mm x 10.1mm x 7mm, 1g 18mm x 45mm x 3.3mm, 3g 18mm x 45mm x 3.3mm, 3g Keychain or Nano size
Functions YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
Secure Static Passwords
Yubico OTP
OATH – HOTP (Event)
OATH – TOTP (Time)
PIV-Compliant Smart Card
OpenPGP
FIDO U2F (Universal Second Factor)
Secure Element
Top Applications YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
Google Accounts (U2F)
GitHub (U2F)
Docker
Dropbox (U2F)
Salesforce
LastPass password manager
Dashlane Premium password manager
Many more applications
Certifications YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
FIDO Certification™ program
FIPS 140 Certification
Communications Support YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
USB
USB-C
NFC (Near Field Communication)
Device Type YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
HID Keyboard
CCID Smart Card
FIDO U2F (Universal Second Factor) HID device
Cryptographic Specifications YubiKey 4 YubiKey 4 Nano YubiKey 4C YubiKey 4C NANO YubiKey NEO FIDO U2FSecurity Key Custom Programmed
RSA 2048
RSA 4096
ECC p256
ECC p384

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