ePass FIDO USB-A A4B
ePass FIDO USB-A A4B for USB Security Key ePass FIDO U2F FIDO2 USB Security Key – A4B
ePass FIDO USB-A A4B is a FIDO2 & U2F certified ePass FIDO Security Key A4B with 2FA, OTP (HOTP/TOTP) and GIDS support to prevent phishing and MITM attacks.
ePass FIDO USB-A A4B – Buy ePass FIDO Security Key A4B/K39
- -FIDO U2F & FIDO2 certified security key-Identified as a standard HID device
- -Interface: USB-A / USB-C
- -Smart card secure element
- -Protect online accounts against unauthorized access by using 2FA, U2F, FIDO2
- – OTP (HOTP/TOTP) , GIDS also supported-Prevent phishing and Man-In-The-Middle attack
- -Single authenticator could be used for multiple applications
- -Works with the latest Google Chrome or any other FIDO-compliant application on Windows, Mac OS or Linux (such as Gmail, Facebook, Dropbox, and many other services)
- -Durable and compact design

Details of ePass FIDO USB-A A4B
The ePass FIDO USB-A-A4B is part of the ePass FIDO® series of single-button FIDO security keys designed for strong, phishing-resistant authentication based on global standards. It supports FIDO U2F and FIDO2 protocols, ensuring modern, cryptographic-based protection for online accounts against unauthorized access and account takeover.
Built as a driver-free USB HID device, the key works seamlessly on major desktop platforms including Windows, macOS, and Linux without additional software, making deployment fast and simple.
The ePass FIDO series features infinite key pair storage, allowing registration of unlimited accounts on a single key, and it employs SHA-256 with ECDSA on P-256 cryptographic algorithms for robust security.
We also offers customization options for casing, packaging, and physical design, enabling tailoring to specific requirements such as metal housings, waterproofing, and branded engraving.
USB Security Key ePass FIDO U2F FIDO2 USB Security Key – A4B


Specification of ePass FIDO USB-A A4B
| Specification | Details |
|---|---|
| Product Name | ePass FIDO USB-A-A4B |
| Product Type | Hardware Security Key |
| Certification | FIDO U2F & FIDO2 Certified |
| Interface | USB-A |
| Device Identification | Standard HID (Human Interface Device) |
| Secure Element | Smart Card–based Secure Element |
| Authentication Methods | FIDO2, FIDO U2F, 2FA |
| OTP Support | HOTP / TOTP |
| GIDS Support | Yes |
| Cryptographic Protection | Hardware-based key storage |
| Phishing Protection | Yes |
| Man-In-The-Middle Protection | Yes |
| Supported Operating Systems | Windows, macOS, Linux |
| Browser & App Compatibility | Google Chrome and all FIDO-compliant applications |
| Multi-Account Support | Single authenticator for multiple applications |
| Form Factor | Compact and portable |
| Build Quality | Durable design for daily use |
What is ePass FIDO USB-A-A4B?
The ePass FIDO USB-A-A4B is a FIDO U2F and FIDO2 certified hardware security key used to protect online accounts with strong, phishing-resistant authentication.
How does the ePass FIDO Security Key A4B work?
It uses hardware-based cryptographic authentication instead of passwords, ensuring secure login through FIDO2, U2F, or 2FA methods.
Does ePass FIDO USB-A-A4B support OTP?
Yes, it supports OTP authentication including HOTP and TOTP, along with GIDS support for additional security use cases.
Is the ePass FIDO USB-A-A4B compatible with Windows, macOS, and Linux?
Yes, the device works seamlessly on Windows, macOS, and Linux without requiring additional drivers.
Can one ePass FIDO Security Key A4B be used for multiple accounts?
Yes, a single security key can be registered with multiple FIDO-compliant applications and services.
Does this security key protect against phishing attacks?
Yes, the ePass FIDO USB-A-A4B is specifically designed to prevent phishing and Man-In-The-Middle attacks through FIDO authentication.
Contact us
AFT PRODUCTION
219-B, Konark Hub, Pune 411048, Maharashtra, India
📞 +91 96738 43073 | ✉️ contact@aftindia.in | WhatsApp: +91 96738 43073
🌐 www.aftindia.in | https://aftproduction.com
