YubiKey
YubiKey 5Ci FIPS 140-2
$115
The YubiKey YubiKey 5Ci FIPS 140-2 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.
- FIPS 140-2 validated for compliance with government and strict security standards
- Dual connector with both USB-C and Lightning for seamless multi-platform use
- Multi-protocol support including FIDO2, WebAuthn, U2F, PIV, and OATH-OTP
- Hardware-based authentication that eliminates the risk of remote attacks and phishing
- Extremely durable construction that is water-resistant and crush-proof with no battery requirement
- Seamless integration with most popular browsers and Operating Systems
Discreet shipping
Authorized reseller
30-day returns
Specifications
- Brand
- YubiKey
- Model
- YubiKey 5Ci FIPS 140-2
- Certification
- FIPS 140-2 Level 1 & Level 3
- Interface
- USB-C and Lightning
- Cryptographic support
- RSA 2048, RSA 4096, ECC p256, ECC p384
- Protocols
- FIDO2, U2F, Smart Card (PIV), HOTP, TOTP, OpenPGP
- Compatibility
- iOS, Android, Windows, macOS, Linux
- Form factor
- Dual Connector Keychain
- Warranty
- 12 months
Frequently asked
- Does YubiKey 5Ci FIPS 140-2 support FIDO2 / WebAuthn?
- Yes. YubiKey 5Ci FIPS 140-2 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 FIPS 140-2 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 FIPS 140-2 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 FIPS 140-2 sign git commits?
- Yes via OpenPGP — pair with gpg-agent or with sigstore for keyless variants.
- How is YubiKey 5Ci FIPS 140-2 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.