Compare keys YubiKey 5

 

ModelYubiKey 5 NanoYubiKey 5 NFC CYubiKey 5 NFC CIYubiKey 5 NFC C NanoFIDO Security Key NFCFIDO Security Key
Dimensions and weightYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
 18mm x 45mm x 3.3mm, 3г12mm x 13mm x 3.1mm, 1г12.5mm x 29.5mm x 5.5mm, 2г12mm x 40.3mm x 5mm, 2.9г12mm x 10.1mm x 7mm, 1г18mm x 45mm x 3.3mm, 3.6г18mm x 45mm x 3.3mm, 3г
FunctionsYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
Secure static passwords       
Yubico OTP       
OATH – HOTP (Event)       
OATH – TOTP (Time)       
PIV-Compliant Smart Card       
OpenPGP       
FIDO U2F (Universal Second Factor)       
FIDO2       
Secure Element       
Top ApplicationsYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
Google Accounts (U2F)       
Facebook Accounts       
GitHub (U2F)       
Docker       
Dropbox (U2F)       
Salesforce       
LastPass       
Dashlane Premium       
Many more applications       
CertificationsYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
FIDO U2F Certification       
FIDO2 Certification       
FIPS 140-2 CertificationFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS seriesFor FIPS 140-2 certified YubiKey choose the YubiKey FIPS series
Communications SupportYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
USB-A       
USB-C       
Lightning       
NFC (Near Field Communications)       
Device TypeYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
HID Keyboard       
CCID Smart Card       
FIDO U2F (Universal 2nd Factor) HID device       
Cryptographic SpecificationsYubiKey 5 NFCYubiKey 5 NanoYubiKey 5CYubiKey 5CiYubiKey 5C NanoSecurity Key NFC by YubicoSecurity Key by Yubico
RSA 2048       
RSA 4096 (PGP)       
ECC p256       
ECC p384       

 OATH-TOTP requires additional appr — Yubico Authenticator; For YubiKey 5 NFC, FIDO certification applies to both the USB and NFC transports.
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Other Offerings

Custom Programming
Discontinued Products
  • For orders of 500 or more YubiKeys, Yubico can limit the functions to provide an equivalent set of features to match legacy Yubico products — contact Sales