Yubico YubiKey 5Ci Security Key, Lighting/USB-C, Black (8880001067)

• Convenient and portable: The YubiKey 5Ci 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-C or Lightning to authenticate.
• Versatile compatibility: Supported by Google and Microsoft accounts, password managers and hundreds of other popular services. It works with Windows, macOS, ChromeOS and Linux. Search for "Works With YubiKey" for list of compatible services.
• Multi-protocol: YubiKey 5 Series is the most versatile security key supporting multiple authentication protocols including FIDO2/WebAuthn (hardware bound passkey), FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV) and OpenPGP.
• Durable and reliable: High quality design and resistant to tampering, water, and crushing. No batteries or network connectivity required, offering dependable authentication without any downtime. Securely manufactured in USA & Sweden.
• Works best with a spare YubiKey: A spare YubiKey ensures easy access to your accounts even if your primary YubiKey is lost, providing security and convenience when you need it most. Your spare key can be a different form factor than your primary key, and it will still function the same, as long as both keys are from the same YubiKey series.

For consumers:
- The highest level of phishing defense, yet easy to use, the YubiKey is your key to trust.
- Works out of the box with Google, Apple ID, Facebook, X, Dropbox, password managers, and hundreds of other services.
- The YubiKey works across both desktop and mobile with touch or tap-and-go authentication using USB or NFC.
- Eliminate the need to reach for your phone to open an app, or memorizing and typing in a code—simply touch the YubiKey to verify and you’re in.
- YubiKeys reduce the risk of unauthorized access to online accounts, emails, financial transactions, and sensitive information.

For businesses:
- Defend against phishing and credential theft with highest-assurance authentication.
- Enhance security for users across devices, including desktop and mobile.
- YubiKey hardware security keys reduce cyber risks and keep your intellectual property, customer data and financial information safe.
- Works out-of-the-box with enterprise systems like Google Workspace, Microsoft Entra ID, Identity Access Managers, password managers and hundreds of other services.
- Supports multiple protocols, including Smartcard/PIV and FIDO2, allowing for modern phishing-resistant authentication with device-bound passkeys.