YubiKey
YubiKey 5Ci
$85
The YubiKey YubiKey 5Ci is a phishing-resistant hardware authenticator engineered for individuals and organizations that demand verifiable, audited security. Sourced through Exotec's authorized reseller channel, every unit ships sealed from the manufacturer with full warranty support and discreet, signature-required delivery worldwide. Configuration assistance and enterprise deployment guidance are available on request.
- Dual connectors with both USB-C and Lightning for universal compatibility
- Hardware-based authentication effectively protects against phishing and hijacking attempts
- Supports protokollen FIDO2, WebAuthn, U2F, Smart Card (PIV) and OTP
- Crush-proof and water-resistant construction without moving parts or batteries
- Seamless integration with iOS, Android, Windows, macOS and Linux
- Manufactured in USA and Sweden according to the highest security standards
Discreet shipping
Authorized reseller
30-day returns
Specifications
- Brand
- YubiKey
- Model
- YubiKey 5Ci
- Interface
- USB-C and Lightning
- Security features
- WebAuthn, FIDO2, FIDO U2F, Smart Card (PIV), Yubico OTP, OATH-HOTP, OATH-TOTP, OpenPGP
- Form factor
- Dual Connector
- Weight
- 3 g
- Material
- Fiberglass-reinforced thermoplastic
- Kryptografiska algoritmer
- RSA 4096, RSA 2048, ECC p256, ECC p384
- Warranty
- 12 months
Frequently asked
- Does YubiKey 5Ci support FIDO2 / WebAuthn?
- Yes. YubiKey 5Ci implements FIDO2 / WebAuthn and works as a passkey for any service that accepts a security key.
- Does it support OpenPGP and PIV?
- YubiKey keys in this listing implement OpenPGP for code-signing and email, and PIV for smart-card login. Confirm the exact applet set on the spec sheet above.
- USB-A, USB-C, NFC or Lightning?
- Connector type is listed in the specifications. Choose the form factor that matches your laptop and phone.
- Can I use YubiKey 5Ci with iPhone?
- Yes — over NFC or via the Lightning / USB-C model. Apple supports security keys for Apple ID and for any WebAuthn site in Safari.
- Does YubiKey 5Ci work with Google, Microsoft, GitHub, AWS?
- Yes. All major identity providers accept FIDO2 hardware keys including YubiKey.
- What happens if I lose the key?
- Best practice is to enroll two keys on every account. We sell two-packs for exactly this reason.
- Is the firmware open source?
- Some YubiKey keys ship open-source firmware; others closed. Spec sheet above lists firmware status per model.
- Can YubiKey 5Ci sign git commits?
- Yes via OpenPGP — pair with gpg-agent or with sigstore for keyless variants.
- How is YubiKey 5Ci shipped?
- Discreetly via tracked international courier. Packaging carries no Exotec or product branding.
- Do you ship to my country?
- We ship worldwide except to OFAC-sanctioned jurisdictions. See our Restricted Countries policy for the current list.