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YubiKey 5Ci FIPS


Key Features

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Government Certified

FIPS 140-2 Validated (AAL3) of NIST SP800-63B guidance

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Support for WebAuthn, FIDO U2F, FIDO2 Passwordless, smart card (PIV), Yubico OTP, OATH-TOTP, OATH-HOTP, and Challenge-Response

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Easily configure multiple protocols across computers, networks, and online applications and services

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Broad Ecosystem

Deploy instantly with Centrify, Ping, Okta, Google and more

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Easy to Use

No battery or network connectivity required, users simply insert and tap to authenticate

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Trusted Partner

The YubiKey is deployed and loved by 9 of the top 10 internet brands and by millions of users.


Additional information

Weight 0.0029 kg
Dimensions 1.2 × 4.03 × 0.5 cm
USB Type




Authentication Methods

Strong Two Factor\, Strong Multi-Factor

Identity & Access Management

AWS Identity and Access Management (IAM)\, Centrify\, Duo Security\, Google Cloud Identity\, Microsoft Active Directory\, Microsoft Azure AD\, Okta\, Ping Identity

Productivity & Communication

Google Account\, Microsoft account\,

Password Managers

1Password\, Keeper®\, LastPass Premium\, Bitwarden Premium


WebAuthn via Universal 2nd Factor (U2F) and CTAP1\, FIDO2 CTAP2\, Smart card (PIV-compatible)\, Yubico OTP\, OATH – HOTP (Event)\, OATH – TOTP (Time)\, Secure Static Password\, OpenPGP


FIPS 140-2 Certification\, FIDO Universal 2nd Factor (U2F) Certified\, FIDO 2 Certified

Cryptographic Specifications

RSA 2048\, ECC p256\, ECC p384

Design & Durability

IP68 rated\, Crush Resistant\, No Batteries Required\, No Moving Parts

Device Type

FIDO HID Device\, CCID Smart Card\, HID Keyboard


Made in USA and Sweden

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