Works with Yubico
Authenticator
YubiKey 5Ci
GTIN: 5060408461969$75 USD
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Works with Yubico
Authenticator
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Multi-protocol
USB-C
Lightning
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 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. "Works With YubiKey" lists 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.
Yubico Authenticator App - Compatible with the safest authenticator app experience across mobile and desktop.
Not sure which keys to buy?
Compare keys
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Free shipping: US/CA orders of $100+
45-day consumer returns
Made in USA & Sweden
YubiKey 5Ci
YubiKey 5Ci
Highlights
Trusted
Maximize security by adopting phishing-resistant MFA that is proven to stop account takeovers and trusted by millions of users worldwide.
![Account takeovers](https://resources.yubico.com/53ZDUYE6/at/m5j8gwn9f3hbs7b9tgf4k3k/highlights-seated.png?auto=webp&format=png)
Scalable
From corporate access management to social media accounts, YubiKeys provide strong MFA, 2FA and Passwordless solutions for business and personal users.
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Durable
Built to last with glass-fiber reinforced plastic. IP68 rated (water and dust resistant), crush resistant, no batteries required, no moving parts. Tough enough to carry on a key ring.
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User-Friendly
Yubico offers a simple and convenient authentication with plug-and-play functionality, eliminating the need for passwords or complex setups. Log in up to 4X faster with YubiKey 5.
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Product overview
Key features
- Broad ecosystemDeploy instantly with Centrify, Ping, Okta, Google and more.
- ConfigurableEasily configure multiple protocols across computers, networks, and online applications and services.
- Easy to useNo battery or network connectivity required, users simply insert and tap to authenticate.
- High qualityBuilt to last with glass-fiber reinforced plastic. IP68 rated (water and dust resistant), crush resistant, no batteries required, no moving parts.
- Trusted partnerThe YubiKey is deployed and loved by 9 of the top 10 internet brands and by millions of users.
- Multi-protocolSupport for WebAuthn, FIDO2 CTAP1, FIDO2 CTAP2, FIDO2 CTAP2.1, Universal 2nd Factor (U2F), Smart card (PIV-compatible), Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), OpenPGP, Secure Static Passwords.
- Works withFacebook, 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 appCompatible with the Yubico Authenticator App. The safest authenticator app experience across mobile and desktop.
Technical specifications
Device Information
Productivity & Communication
Google Account, Microsoft account, Salesforce.com
Password Managers
Keeper®, LastPass Premium, 1Password, Bitwarden Premium
Cloud Storage
Dropbox
Social
Facebook, Twitter
Identity & Access Management
AWS Identity and Access Management (IAM), Duo Security, Forgerock, Idaptive, Microsoft Active Directory, Microsoft Azure AD, Okta, OneLogin, Ping Identity
Passkeys (FIDO2) slots
100
OATH slots
64
PIV certificates
24
OTP seeds
2
Firmware
5.7
Standards
Features
Full-featured, multi-protocol
Security Functions
WebAuthn, FIDO2 CTAP1, FIDO2 CTAP2, FIDO2 CTAP2.1, Universal 2nd Factor (U2F), Smart card (PIV-compatible), Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), OpenPGP, Secure Static Passwords
Certifications
FIDO Universal 2nd Factor (U2F), FIDO L1, IP68
Cryptographic Specifications
RSA 2048, RSA 3072, RSA 4096, ECC P256, ECC P384, ED25519, X25519
Technical Specifications - Device Information
Productivity & Communication
Google Account, Microsoft account, Salesforce.com
Password Managers
Keeper®, LastPass Premium, 1Password, Bitwarden Premium
Cloud Storage
Dropbox
Social
Facebook, Twitter
Identity & Access Management
AWS Identity and Access Management (IAM), Duo Security, Forgerock, Idaptive, Microsoft Active Directory, Microsoft Azure AD, Okta, OneLogin, Ping Identity
Passkeys (FIDO2) slots
100
OATH slots
64
PIV certificates
24
OTP seeds
2
Firmware
5.7
Technical Specifications - Standards
Features
Full-featured, multi-protocol
Security Functions
WebAuthn, FIDO2 CTAP1, FIDO2 CTAP2, FIDO2 CTAP2.1, Universal 2nd Factor (U2F), Smart card (PIV-compatible), Yubico OTP, OATH – HOTP (Event), OATH – TOTP (Time), OpenPGP, Secure Static Passwords
Certifications
FIDO Universal 2nd Factor (U2F), FIDO L1, IP68
Cryptographic Specifications
RSA 2048, RSA 3072, RSA 4096, ECC P256, ECC P384, ED25519, X25519
![Technology](https://resources.yubico.com/53ZDUYE6/at/p955v633fvxgnpffqjvms2w/tech.jpg?auto=webp&format=jpg&width=450&height=600)
Technology
High Tech companies are the single most targeted industry for cyberattacks. Bad actors are relentlessly trying to acquire technological IP – patents, code, trade secrets, and strategic plans. Yubico can help tech organizations stay agile without sacrificing strong security.
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Retail and Hospitality
Retail and hospitality organizations are focused on delivering quality products or services to their customers while mitigating cybersecurity risks. Yubico ensures peace of mind that all sensitive information including customer, employee, and financial data is secure and brand reputation stays protected.
![Healthcare](https://resources.yubico.com/53ZDUYE6/at/9jp9ffvqgs93t676tv78cv98/healthcare.jpg?auto=webp&format=jpg&width=450&height=600)
Healthcare
Healthcare institutions are challenged with providing high quality patient care and health services, while mitigating cybersecurity risks related to ransomware attacks and healthcare data breaches. Yubico can help you secure patient data privacy while ensuring compliance and strong security ROI.
![Energy and natural resources](https://resources.yubico.com/53ZDUYE6/at/c3g7mbrq7qtmt5brs3qbcwjj/energy.jpg?auto=webp&format=jpg&width=450&height=600)
Energy and natural resources
Energy, utilities, and oil and gas entities can implement robust, easy-to-use authentication with the YubiKey, that secures critical applications, data, and infrastructure against ransomware attacks and other cyber threats that cause operational disruption to critical infrastructure.
![Technology](https://resources.yubico.com/53ZDUYE6/at/p955v633fvxgnpffqjvms2w/tech.jpg?auto=webp&format=jpg&width=450&height=600)
Technology
High Tech companies are the single most targeted industry for cyberattacks. Bad actors are relentlessly trying to acquire technological IP – patents, code, trade secrets, and strategic plans. Yubico can help tech organizations stay agile without sacrificing strong security.
![Retail and Hospitality](https://resources.yubico.com/53ZDUYE6/at/3wpw9x7hppx3xz2jkct8qptc/retail.jpg?auto=webp&format=jpg&width=450&height=600)
Retail and Hospitality
Retail and hospitality organizations are focused on delivering quality products or services to their customers while mitigating cybersecurity risks. Yubico ensures peace of mind that all sensitive information including customer, employee, and financial data is secure and brand reputation stays protected.
![Healthcare](https://resources.yubico.com/53ZDUYE6/at/9jp9ffvqgs93t676tv78cv98/healthcare.jpg?auto=webp&format=jpg&width=450&height=600)
Healthcare
Healthcare institutions are challenged with providing high quality patient care and health services, while mitigating cybersecurity risks related to ransomware attacks and healthcare data breaches. Yubico can help you secure patient data privacy while ensuring compliance and strong security ROI.
![Energy and natural resources](https://resources.yubico.com/53ZDUYE6/at/c3g7mbrq7qtmt5brs3qbcwjj/energy.jpg?auto=webp&format=jpg&width=450&height=600)
Energy and natural resources
Energy, utilities, and oil and gas entities can implement robust, easy-to-use authentication with the YubiKey, that secures critical applications, data, and infrastructure against ransomware attacks and other cyber threats that cause operational disruption to critical infrastructure.
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