Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico.

The Security Key Series by Yubico delivers FIDO-only security keys for both consumers and enterprises. These keys combine hardware-based authentication, public key cryptography, and modern authentication protocols to eliminate account takeovers.

The YubiKey is a hardware authentication device manufactured by Yubico to protect access to computers, networks, and online services that supports one-time passwords (OTP), public-key cryptography, authentication, and the Universal 2nd Factor (U2F) and FIDO2 protocols [1] developed by the FIDO Alliance.

Keep your online accounts safe from hackers with the YubiKey. Trustworthy and easy-to-use, it's your key to a safer digital world. Convenient and portable: The YubiKey 5 NFC fits easily on your keychain, making it convenient to carry and use wherever you go, ensuring secure access to your accounts at all times. Simply plug in via USB-A or tap ...

USB Key是一种USB接口的硬件设备，它内置单片机或智能卡芯片，可以存储用户的密钥或数字证书，利用Usbkey内置的密码算法实现对用户身份的认证。 基于USB Key身份认证系统主要有两种应用模式：一是基于冲击/响应(挑战/应答)的认证模式，二是基于PKI体系的认证 ...

To use it, the user inserts the YubiKey into a USB port on their computer when they're signing in and taps the YubiKey's button when prompted. The YubiKey may provide a one-time password (OTP) or perform fingerprint (biometric) verification, …

2013年1月27日 · 与对称加密算法不同，非对称加密算法需要两个密钥：公开密钥（ Public Key ）和私有密钥（ Private Key ）。 公开密钥与私有密钥是一对，如果用公开密钥对数据进行加密，只有用对应的私有密钥才能解密；如果用私有密钥对数据进行加密，只有用对应的公开密钥 ...

Keep your online accounts safe from hackers with the YubiKey. Trustworthy and easy-to-use, it's your key to a safer digital world. CONVENIENT & PORTABLE: Convenient to carry and use wherever you go, ensuring secure access to your accounts at all times. Simply plug in via USB-A or tap on your NFC-enabled device to authenticate.

What is OATH authentication? What happens during a reset? How does a reset affect my accounts?

Yubico.com is the source for top-rated secure element two factor authentication security keys and HSMs. Buy YubiKey 5, Security Key with FIDO2 & U2F, and YubiHSM 2. Made in the USA and Sweden.