
Yubico YubiKey 5Ci MFA Security Key
Yubico YubiKey 5Ci MFA Security Key, FIDO-protocols, USB-C / Lightning
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Yubico YubiKey 5Ci MFA Security Key
The YubiKey 5Ci by Yubico is a dual-connector security key featuring both Lightning and USB-C interfaces, enabling strong two-factor, multi-factor, and passwordless authentication across iPhones, iPads, Macs, and USB-C devices. Supporting protocols like FIDO2, U2F, Smart Card (PIV), OTP, and OpenPGP, it provides robust, phishing-resistant protection without the need for batteries, drivers, or internet connectivity. Compact, durable, and widely compatible, the YubiKey 5Ci is ideal for users who need secure access across both Apple and cross-platform environments.
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.
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.
Yubico Authenticator App
Compatible with the safest authenticator app experience across mobile and desktop.
• Broad Ecosystem - Deploy instantly with Centrify, Ping, Okta, Google and more.
• Configurable - Easily configure multiple protocols across computers, networks, and online applications and services.
• Easy to Use - No battery or network connectivity required, users simply insert and tap to authenticate.
• High Quality - Built to last with glass-fiber reinforced plastic. IP68 rated (water and dust resistant), crush resistant, no batteries required, no moving parts.
• Trusted Partner - The YubiKey is deployed and loved by 9 of the top 10 internet brands and by millions of users.
• FIDO Only - YubiKey Security Key Series supports WebAuthn, FIDO2 CTAP1, FIDO2 CTAP2, FIDO2 CTAP2.1, Universal 2nd Factor (U2F).
• Works with - Facebook, Twitter, Google Account, Microsoft account, Salesforce.com, Dropbox, Keeper®, 1Password, Bitwarden Premium, AWS Identity and Access Management (IAM), Duo Security, Forgerock, Idaptive, Microsoft Azure AD, Okta, OneLogin, Ping Identity.
• Yubico Authenticator App - Manage passkeys, FIDO2 PIN on desktop version - Upgrade to the YubiKey 5 Series for use of OATH and PIV credentials with the Yubico Authenticator App.