| YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano | |
|---|---|---|---|---|---|
| Availability |  |
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| Size | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| 18mm x 45mm x 3.3mm, 3g | 18mm x 45mm x 3.7mm, 4g | 12mm x 13mm x 3.1mm, 1g | 12.5mm x 29.5mm x 5mm, 2g | 12mm x 10.1mm x 7mm, 1g | |
| Functions | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| Secure Static Passwords | |||||
| Yubico OTP | |||||
| OATH – HOTP (Event) | |||||
| OATH – TOTP (Time) | |||||
| Smart Card (PIV-Compatible) | |||||
| OpenPGP | |||||
| FIDO U2F (Universal Second Factor) | |||||
| FIDO2 | |||||
| Secure Element | |||||
| Top Applications | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| Google Accounts | |||||
| Facebook Accounts | |||||
| GitHub | |||||
| Docker | |||||
| Dropbox | |||||
| Salesforce | |||||
| LastPass Premium password manager | |||||
| Dashlane Premium password manager | |||||
| Many more applications | |||||
| Certifications | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| FIDO U2F Certification™ | |||||
| FIDO2 Certification™ | |||||
| Communications Support | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| USB-A | |||||
| USB-C | |||||
| NFC (Near Field Communication) | |||||
| Device Type | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| HID Keyboard | |||||
| CCID Smart Card | |||||
| FIDO HID | |||||
| Cryptographic Specifications | YubiKey 5 NFC | YubiKey 5C NFC | YubiKey 5 Nano | YubiKey 5C | YubiKey 5C Nano |
| RSA 2048 | |||||
| RSA 4096 (PGP) | |||||
| ECC p256 | |||||
| ECC p384 |
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