Current products – Identifying your YubiKey
Identifying your YubiKey – Complete YubiKey Model Identification Guide
Identifying your YubiKey – Model & USB Type Guide | AFT INDIA
Identifying your YubiKey

YubiKey Bio – FIDO Edition
- Years in operation: 2021-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: USB-A and biometric support

YubiKey C Bio – FIDO Edition
- Years in operation: 2021-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: USB-C and biometric support

YubiKey 5C NFC
- Years in operation: 2020-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2
- Special capabilities: USB-C and NFC support

YubiKey 5Ci
- Years in operation: 2019-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2
- Special capabilities: Dual connector key with USB-C and Lightning support
Identifying your YubiKey

YubiKey 5 NFC
- Years in operation: 2018-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2
- Special capabilities: NFC

YubiKey 5 Nano
- Years in operation: 2018-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2

YubiKey 5C
- Years in operation: 2018-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2

YubiKey 5C Nano
- Years in operation: 2018-present
- Primary Functions: Secure Static Passwords, Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), OpenPGP, FIDO U2F, FIDO2
Identifying your YubiKey

Security Key NFC by Yubico
- Years in operation: 2023-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: NFC

Security Key C NFC by Yubico
- Years in operation: 2023-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: NFC

Security Key NFC – Enterprise Edition
- Years in operation: 2023-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: NFC

Security Key C NFC – Enterprise Edition
- Years in operation: 2023-present
- Primary Functions: FIDO U2F, FIDO2
- Special capabilities: NFC
Identifying your YubiKey

YubiKey 5C NFC FIPS
- Years in operation: 2026 – present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2
- Special capabilities: NFC

YubiKey 5Ci FIPS
- Years in operation: 2026 – present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2

YubiKey 5 NFC FIPS
- Years in operation: 2026 – present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2
- Special capabilities: NFC

YubiKey 5 Nano FIPS
- Years in operation: 2026 – present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2
Identifying your YubiKey

YubiKey 5C FIPS
- Years in operation: 2026-present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2

YubiKey 5C Nano FIPS
- Years in operation: 2026-present
- Primary Functions: Secure Static Passwords, OATH – HOTP (Event), OATH – TOTP (Time), Smart Card (PIV-Compatible), FIDO2
Identifying your YubiKey – What YubiKey Do You Have? | Yubico
Identify your YubiKey model, USB connector, NFC support, FIDO2, OTP and smart card features. Explore the YubiKey identification guide from AFT INDIA.
Not sure which YubiKey product you have or are looking to purchase? Use this visual guide to identify our keys here and discover core product features.
Identify Your YubiKey – Find Your YubiKey Model
Not sure which YubiKey model you own? Use this guide to Identifying your YubiKey by its physical appearance, USB connector, product series, NFC capability and supported authentication protocols.
Identifying your YubiKey is a hardware-based authentication device designed to protect online accounts, business applications, enterprise systems and digital identities. Depending on the model, YubiKeys support FIDO2, WebAuthn, FIDO U2F, OTP, smart card authentication (PIV), OpenPGP and other security functions.
AFT INDIA provides Identifying your YubiKey information and assistance to help businesses, IT administrators, cybersecurity professionals and individual users identify the correct Identifying your YubiKey model for their authentication requirements.
How to Identify Your YubiKey
You can identify your YubiKey by checking the following physical and technical characteristics:
- USB Connector: Check whether your YubiKey has a USB-A, USB-C or dual USB-C and Apple Lightning connector.
- NFC Support: Identify whether your device supports contactless authentication through NFC-enabled smartphones.
- Product Series: Check whether your device belongs to the YubiKey 5, YubiKey 5 FIPS, YubiKey Bio or Security Key series.
- Biometric Authentication: Identify models equipped with an integrated fingerprint sensor.
- Product Markings: Examine the YubiKey logo, model design and physical dimensions.
- Supported Protocols: Check FIDO2, FIDO U2F, OTP, HOTP, TOTP, PIV and OpenPGP capabilities.
