![](https://yubikey.com.ua/wp-content/uploads/2019/05/yk5-series-510x288.jpg)
The fifth generation of YubiKey hardware security keys with FIDO2 support and passwordless authentication.
How the YubiKey works
![](https://yubikey.com.ua/wp-content/uploads/2019/05/how-to-use-yubikey-login.jpg)
Register your YubiKey
Highlight the “Security Settings” section of a supported service, select two-factor authentication with a security key, and follow the setup instructions.
![](https://yubikey.com.ua/wp-content/uploads/2019/05/how-to-use-yubikey-tap.jpg)
Plug and Touch
Plug the YubiKey into the USB port and touch the gold sensor to confirm that you are the one logging in and not a hacker or malware.
![](https://yubikey.com.ua/wp-content/uploads/2019/05/how-to-use-yubikey-phone.jpg)
Tap on phone
For NFC-enabled phones, it is possible to use strong authentication using the YubiKey 5 NFC model. Raise the phone key for secure authorization.
Easily integrable with the most popular services
![](https://yubikey.com.ua/wp-content/uploads/2019/05/works-with-services-1080x345.jpg)
Multi-protocol security keys
With support for various cryptographic protocols and algorithms, YubiKey 5 keys are ready to work with Windows, macOS and Linux, as well as with many online services, applications and well-known password managers.
YubiKey 5 supports the following modes of operation:
- Two-factor, multi-factor and passwordless authentication — FIDO U2F, FIDO2
- One Time Passwords — Yubico OTP, OATH-HOTP, OATH-TOTP
- Static Passwords
- Smart card mode
- OpenPGP
- Pri podderzhke
![](https://yubikey.com.ua/wp-content/uploads/2019/05/YK5_NFC_Laptop-510x288.jpg)
YubiKey 5 NFC
Supports NFC, USB-A form factor
Fits on a keychain
Waterproof and crush resistant
YubiKey 5С NFC
Supports NFC,
USB-C form factor
Fits on a keychain
Waterproof and crush resistant
![YubiKey 5C NFC](https://yubikey.com.ua/wp-content/uploads/2023/08/YubiKey-5C-NFC.jpg)
![](https://yubikey.com.ua/wp-content/uploads/2019/05/YK5_Nano_Laptop_angle_510x288.jpg)
YubiKey 5 Nano
Fully fits in a USB-A port
Waterproof and crush resistant
Weighs only 1g
YubiKey 5C
Great solution for use with USB-C
Fits on a keychain
Waterproof and crush resistant
![](https://yubikey.com.ua/wp-content/uploads/2019/05/YK5C_Laptop-510x288.jpg)
![](https://yubikey.com.ua/wp-content/uploads/2019/05/YK5C_Nano_Laptop-510x288.jpg)
YubiKey 5C Nano
Conveniently fits into a USB-C port
Waterproof and crush resistant
The most compact YubiKey
YubiKey 5Ci
Two connection interfaces:
Lightning для iPhone
USB-C for laptops
![](https://yubikey.com.ua/wp-content/uploads/2019/09/5Ci-iphone-macbook-510x288.jpg)
Don't know which key to choose?
Click the button to go through the quick text!