FIDO NFC USB-C K40
FIDO NFC USB-C K40 is a FIDO2 & U2F certified ePass FIDO-NFC Security Key K40 with Specification and Application of FIDO U2F & FIDO2 & HOTP & TOTP. Interface Type: NFC & USB-C.
FIDO NFC USB-C K40 – ePass FIDO-NFC Security Key K40

Key Features – FIDO NFC USB-C K40
- FIDO U2F & FIDO2 Certified Security Key – Fully certified for FIDO U2F and FIDO2 standards, ensuring strong, phishing-resistant authentication for modern online security.
- Multi-Protocol Authentication Support – Supports FIDO U2F, FIDO2, HOTP, and TOTP, providing flexible two-factor and passwordless authentication options.
- Dual Interface: USB-C & NFC – Works seamlessly via USB-C and NFC, allowing secure authentication on desktops, laptops, and NFC-enabled devices.
- Standard HID Device Compatibility – Recognized as a standard HID (Human Interface Device), requiring no additional drivers for easy plug-and-play use.
- Smart Card Secure Element with JavaCard OS – Built with a secure element and JavaCard operating system to protect cryptographic keys against tampering and unauthorized access.
- Strong Protection Against Unauthorized Access – Enhances account security using 2FA, U2F, and FIDO2, effectively defending against phishing, credential theft, and account takeovers.
- One Security Key for Multiple Applications – A single authenticator can be registered across multiple services and platforms, simplifying identity management.
- Wide OS & Browser Compatibility – Works with Google Chrome and other FIDO-compliant browsers on Windows, macOS, and Linux.
- Supports Popular Online Services – Compatible with major platforms such as Gmail, Facebook, Dropbox, and many other FIDO-enabled services.
- Durable & Compact Design – Features a rugged, lightweight, and portable design, ideal for everyday use at home, school, or work.
Details of FIDO NFC USB-C K40
Specifications & Applications
- Authentication Standards: FIDO U2F, FIDO2, HOTP, TOTP
- Interface Type: USB-C & NFC
- Device Type: FIDO-NFC Security Key
- Use Cases:
- Two-Factor Authentication (2FA)
- Passwordless Login
- Secure Online Account Protection
- Enterprise & Personal Identity Security
ePass FIDO-NFC Security Key (USB-C + NFC) – FIDO2 & U2F Certified, HOTP/TOTP 2FA, Cross-Platform Protection for Gmail, Google, Facebook & More


Technical Benefits
- FIDO2, U2F, HOTP & TOTP standards supported — multi-authenticator security
- USB-C & NFC interfaces — cross-device compatibility
- Driverless HID operation — easy plug-and-play
- Works with major platforms and cloud services
- Ideal for 2FA, passwordless login, enterprise access, and secure admin authentication
ePass FIDO NFC Security Key (K40) – FIDO2 & U2F Certified, USB-C + NFC, Two-Factor Authentication, HOTP/TOTP Hardware Token, Passwordless Login, Google & Chrome Security Key.
Customizable Casings & Colors
- Fully customizable printing, laser engraving, and casing colors (bulk orders available).
Specifications of FIDO NFC USB-C K40
| Feature | K40 |
|---|---|
| Interface | USB-C, NFC |
| FIDO2 | ✅ |
| FIDO U2F | ✅ |
| OATH HOTP/TOTP | ✅ |
| Smart Card | ✅ (JavaCard OS) |
| Biometric | ❌ |
| Static Password / Challenge Response | ✅ |
| BLE | ❌ |
| OS Compatibility | Windows, macOS, Linux, Android, ChromeOS |
| Accounts | Unlimited |
| Driver Needed | No, recognized as HID |
Why Choose FIDO NFC USB-C K40?
- Secure multiple accounts with one compact key
- Works with PCs, mobile phones, and NFC readers
- No driver installation required for most platforms
- Strong cryptography with SHA-256 / ECDSA & HOTP/TOTP support
- Durable, tamper-proof, and travel-ready design
What is FIDO NFC USB-C K40?
The FIDO NFC USB-C K40 is a state-of-the-art FIDO2 security key designed to provide strong, phishing-resistant authentication for individuals and organizations worldwide. With growing concerns over online security and account breaches, hardware-based authentication has become essential. The K40 is a compact, durable, and versatile FIDO U2F USB & NFC key that works seamlessly across multiple platforms and devices.
Secure Your Accounts with Two-Factor Authentication Hardware
The K40 acts as a two-factor authentication hardware device, providing an extra layer of protection beyond traditional passwords. By combining a passwordless login key with industry-standard protocols such as FIDO2 and U2F, users can secure access to their accounts on services like Gmail, Google Workspace, Facebook, Dropbox, and other FIDO-enabled platforms.
Unlike software-based authentication apps, the FIDO NFC USB-C K40 stores credentials securely on its built-in smart card element, protecting sensitive information from malware, phishing attacks, and keyloggers.
Dual Interface: USB-C and NFC for Maximum Flexibility
The FIDO NFC USB-C K40 features a dual interface: USB-C for computers and NFC for mobile devices. This means you can authenticate with a simple tap on an NFC-enabled smartphone or plug it into a desktop or laptop. It is recognized as a standard HID device, making it driver-free and easy to use across Windows, macOS, Linux, and Android platforms.
HOTP/TOTP Hardware Token for Legacy and Modern Systems
Beyond FIDO2 and U2F support, the K40 also works as an HOTP/TOTP hardware token, providing one-time passwords (OTP) for older systems that require traditional two-factor authentication. This makes it a versatile solution for enterprises, IT administrators, and personal users who need compatibility with both modern and legacy applications.
Why Choose FIDO NFC USB-C K40?
- Global Compatibility: Works with all FIDO-compliant applications and browsers, including Google Chrome, making it a reliable Chrome security key.
- Secure Online Accounts: Protects against phishing, account takeovers, and credential theft, offering robust Google account protection.
- Portable and Durable Design: Compact key-shaped body, built for travel and everyday use.
- Multiple Accounts: Supports unlimited accounts, so one key can secure multiple services.
- Driverless Operation: Recognized as an HID device, no installation required.
Use Cases for the FIDO NFC USB-C K40
- Individuals: Protect personal email, cloud storage, and social media accounts with strong authentication.
- Enterprises: Secure employee logins for cloud services, VPNs, and enterprise applications.
- Developers: Integrate secure FIDO2/U2F authentication into web and mobile applications.
- Mobile Users: Tap-to-authenticate via NFC on Android smartphones or tablets.
Conclusion
The FIDO NFC USB-C K40 is more than a security key—it’s a comprehensive two-factor authentication hardware solution that combines FIDO2, U2F, HOTP, and TOTP support in one compact device. Whether you are looking for a passwordless login key, a Chrome security key, or a versatile Google account protection tool, the K40 provides global compatibility, unmatched security, and user-friendly convenience.
Contact us
AFT PRODUCTION
219-B, Konark Hub, Pune 411048, Maharashtra, India
📞 +91 96738 43073 | ✉️ contact@aftindia.in
🌐 www.aftindia.in | https://aftproduction.com
