---
product_id: 326149543
title: "FIDO2 / U2F Security Key and Hardware Password Manager | Universal Two Factor Authentication | Portable Professional Grade Encryption | PGP/SSH/Yubikey OTP | Windows/Linux/Mac OS/Android"
brand: "onlykey"
price: "€ 112.17"
currency: EUR
in_stock: true
category: "Only Key"
url: https://www.desertcart.be/products/326149543-fido2-u2f-security-key-and-hardware-password-manager-universal-two
store_origin: BE
region: Belgium
---

# Waterproof & tamper-proof PIN-protected auto data wipe FIDO2/U2F 2FA support FIDO2 / U2F Security Key and Hardware Password Manager | Universal Two Factor Authentication | Portable Professional Grade Encryption | PGP/SSH/Yubikey OTP | Windows/Linux/Mac OS/Android

**Brand:** onlykey
**Price:** € 112.17
**Availability:** ✅ In Stock

## Summary

> 🔐 Own your digital fortress with OnlyKey — security that moves at your pace.

## Quick Answers

- **What is this?** FIDO2 / U2F Security Key and Hardware Password Manager | Universal Two Factor Authentication | Portable Professional Grade Encryption | PGP/SSH/Yubikey OTP | Windows/Linux/Mac OS/Android by onlykey
- **How much does it cost?** € 112.17 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/326149543-fido2-u2f-security-key-and-hardware-password-manager-universal-two)

## Best For

- onlykey enthusiasts

## Why This Product

- Trusted onlykey brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless One-Touch Login:** Auto-fills usernames and passwords on Windows, Mac, Linux, and Chromebook with a single button press.
- • **Built for the On-the-Go Pro:** Durable, waterproof, and tamper-resistant design means your security travels as hard as you do.
- • **PIN-Confirmed Data Fortress:** Direct PIN entry on device locks out thieves; 10 failed attempts trigger automatic data destruction.
- • **Universal Two-Factor Powerhouse:** Seamlessly secures all your accounts with FIDO2, U2F, OTP, and TOTP support across every major platform.
- • **Open-Source Trust & Transparency:** Verified, community-backed security you can audit and rely on—no black boxes here.

## Overview

OnlyKey is a professional-grade hardware password manager and universal two-factor authentication key that supports FIDO2/U2F, OTP, and TOTP methods. Its rugged, waterproof, and tamper-resistant design ensures portability and durability, while direct PIN entry protects your data with automatic wipe after 10 failed attempts. Compatible with Windows, Mac OS, Linux, and Chromebook, OnlyKey offers seamless one-touch login and open-source transparency for uncompromising security.

## Description

Protect Accounts Online: A hardware password manager, two-factor security key, and file encryption token in one, OnlyKey can keep your accounts secure even if your computer or website are compromised. OnlyKey is open-source, verified, and reliable. Universal Kickstand - Works with all websites including Twitter, Facebook, GitHub and Google. OnlyKey supports multiple two-factor authentication methods, including FIDO2/U2F, Yubikey OTP, TOTP, Challenge response. PORTABLE PROTECTION - The extremely durable, waterproof, and tamper resistant design allows you to take your OnlyKey with you everywhere. PIN Protected - The PIN used to unlock OnlyKey is inserted directly into it. This means that if this device is stolen, the data will remain secure, after 10 failed attempts to unlock, all data will be safely erased. EASY SIGN IN - No need to remember multiple passwords because when connecting OnlyKey to your computer, it will automatically enter your username and password. Works with Windows, Mac OS, Linux, or Chromebook, just press a button to sign in safely! OnlyKey is made in the USA of imported and US parts. Shop on desertcart with free Prime 2-day shipping in the USA

## Features

- A password manager, two-factor authentication and secure communication token all in one. OnlyKey also protects your accounts when your computer or a website is at risk.
- Universal support – works with all websites, including Twitter, Facebook and Google. OnlyKey supports multiple methods of two-factor authentication, including FIDO2 / U2F, Yubico OTP, TOTP, Challenge-Response.
- PORTABLE SECURITY - Durable, waterproof and tamper-proof design allows you to take your OnlyKey anywhere.
- PIN-CONFIRMED - The PIN used to unlock OnlyKey is entered directly. This means that if this device is stolen, it becomes meaningless, after 10 unsuccessful attempts to unlock all the data will be safely deleted.
- Easy to sign in – you do not need to remember multiple passwords, as by connecting OnlyKey to your computer, your username and password are automatically entered. It works with Windows, Mac OS, Linux or Chromebook, easy with one touch of a button to sign in safely!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06Y1CSRZX |
| Additional Features | Open-source, Verified, and Trustworthy; PIN Protected; Tamper-resistant Design |
| Best Sellers Rank | #78,173 in Computers ( See Top 100 in Computers ) #808 in USB Flash Drives |
| Brand | OnlyKey |
| Color | White |
| Compatible Devices | Windows, Mac OS, Linux, Chromebook |
| Connectivity Technology | USB |
| Customer Reviews | 4.2 4.2 out of 5 stars (510) |
| Flash Memory Type | USB flash drive |
| Hardware Connectivity Technology | USB Type A |
| Hardware Interface | USB |
| Item Weight | 0.6 Ounces |
| Manufacturer | OnlyKey |
| Mfr Part Number | CPT-OKY-002 |
| Model Name | OnlyKey |
| Model Number | CPT-OKY-002 |
| Number of Items | 1 |
| Number of Packs | 1 |
| UPC | 633832116009 |
| Unit Count | 1.0 Count |
| Write Speed | 80 |

## Product Details

- **Brand:** OnlyKey
- **Connectivity technology:** USB
- **Hardware interface:** USB
- **Special features:** Open-source, Verified, and Trustworthy; PIN Protected; Tamper-resistant Design
- **Writing speed:** 80

## Images

![FIDO2 / U2F Security Key and Hardware Password Manager | Universal Two Factor Authentication | Portable Professional Grade Encryption | PGP/SSH/Yubikey OTP | Windows/Linux/Mac OS/Android - Image 1](https://m.media-amazon.com/images/I/71LM-e6cEwL.jpg)

## Frequently Bought Together

- OnlyKey FIDO2 / U2F Security Key and Hardware Password Manager | Universal Two Factor Authentication | Portable Professional Grade Encryption | PGP/SSH/Yubikey OTP | Windows/Linux/Mac OS/Android
- OnlyKey Silicone Case - Stealth Black
- OnlyKey Silicone Case - Resistance Red

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**Shop now:** [https://www.desertcart.be/products/326149543-fido2-u2f-security-key-and-hardware-password-manager-universal-two](https://www.desertcart.be/products/326149543-fido2-u2f-security-key-and-hardware-password-manager-universal-two)

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-08-24*