--- product_id: 502220760 title: "FIDO2 Security Key, Two Factor Authentication (2FA) NFC Security Key, Connect..." brand: "cryptnox" price: "355.60 DT" currency: TND in_stock: true reviews_count: 13 category: "Cryptnox" url: https://www.desertcart.tn/products/502220760-fido2-security-key-two-factor-authentication-2fa-nfc-security-key store_origin: TN region: Tunisia --- # Seamless NFC Tap for iPhone & Android FIDO2 Level 1 Certified EAL6+ & FIPS 140-2 Level 3 Security FIDO2 Security Key, Two Factor Authentication (2FA) NFC Security Key, Connect... **Brand:** cryptnox **Price:** 355.60 DT **Availability:** ✅ In Stock ## Summary > 🔑 Unlock next-level security with a single tap—because your digital life deserves elite protection. ## Quick Answers - **What is this?** FIDO2 Security Key, Two Factor Authentication (2FA) NFC Security Key, Connect... by cryptnox - **How much does it cost?** 355.60 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/502220760-fido2-security-key-two-factor-authentication-2fa-nfc-security-key) ## Best For - cryptnox enthusiasts ## Why This Product - Trusted cryptnox brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Military-Grade Security:** EAL6+ chipset & FIPS 140-2 Level 3 certified cryptography. - • **Sleek Smart Card Design:** Discreet, modern black card fits perfectly in your wallet or pocket. - • **Dual Mode Authentication:** Use as second-factor or passwordless key on top platforms like Gmail & Dropbox. - • **Instant Passwordless Access:** Tap & go—no software, no hassle, just secure login. - • **Universal Mobile Compatibility:** Works flawlessly with iOS & Android browsers out of the box. ## Overview The Cryptnox FIDO Card is a FIDO2 Level 1 certified smart card security key designed for effortless passwordless or 2FA authentication via NFC on iPhone and Android devices. Featuring top-tier Common Criteria EAL6+ and FIPS 140-2 Level 3 certifications, it delivers military-grade cryptographic security without any software installation. Compatible with major platforms like Google, Facebook, and Microsoft, this sleek black card offers seamless, instant authentication for professionals demanding both convenience and uncompromising protection. ## Description Product Description The Cryptnox FIDO2 Smart Card The Cryptnox FIDO card is a certified FIDO2 authenticator device that enables highly secure authentication on websites through passwordless login (resident key) or as a second-factor authentication (2FA) with a single tap. The card can be used via NFC communication or connected to a computer via a smartcard reader without the need for any software or drivers to be installed. It is natively supported by browsers on most mobile and desktop operating systems (see list below). For use of the Cryptnox FIDO card on mobile operating systems such as IOS and Android, it is essential to look for the specific antenna NFC location on the Cryptnox website or in your mobile phone documentation. Typically, the NFC antenna is at the top of an iPhone and in the middle or middle top of an Android phone. Placing the card on the specific NFC location of the phone is crucial to ensure stable communication. For desktops, Windows is supported with a smartcard reader (contact or NFC). The availability of the FIDO standard features depends on the website's implementation and may differ. Typically, it is used for highly secure second-factor authentication (2FA). You can find information on the feature's availability in the settings or security section of your account. To use the device, it must be registered with your specific account by following the website's instructions. Examples of websites that implement the FIDO standard are Google, Facebook, Twitter, Dropbox, Outlook, and many more. You can use the Cryptnox FIDO card on these sites in all major browsers from your Android or iOS mobile phone. To use it from a browser on your Windows desktop or Apple MacOS, a card reader is required. The Cryptnox FIDO card can natively be used as a Security Key for second factor authentication with your iPhone and MacOS. A minimum of two cards is required, and this functionality is natively part of the operating system. No software or driver installation is required, and you can find instructions on the support pages of Apple by searching for "use security keys to sign in to your Apple ID" You can also have secure authentication on your Windows desktop if you have a Microsoft 365 Business Premium and a card reader. This functionality is also part of the Windows operating system, and no additional software is required. You can find instructions in Microsoft Support by searching for "Microsoft support set up a security key as your verification method." NFC area 1 Antennae can be found on the back side of the phone, in the top area. Applicable to the following phones iPhone 14 iPhone 13 Samsung Galaxy Fold NFC area 2 Antennae can be found on the back side of the phone, in the middle section. Applicable to the following phones Samsung galaxy S23 GooglePixel 6a GooglePixel 7 Pro Fido2 Level 1 Certification The Cryptnox FIDO card is Fido2 Level 1 certified. Cryptnox has been a member of the Fido Alliance at the associate level since 2020. Common Criteria EAL6+ The chipset on which the Cryptnox firmware is running has been certified to Common Criteria EAL6+. NIST FIPS 140-2 The cryptographic module of the device has been certified to FIPS 140-2 Level 3. Review: Works perfectly on iPhone, subtle. - Worked perfectly with my iPhone. I like the plain white card. Nice low key s2fa security. Review: Does exactly what it’s supposed to - Everything works. ## Features - EASE OF USE: The Cryptnox Fido Card offers a seamless experience, working right out of the box without the need for software or configuration. Simply tap it on the back of your phone or place it on your smart card reader to start using it immediately. The smart card format enables efficient NFC data transfer. With mobile phones, correct positioning at the back is required - either in the middle or at the very top - depending on your device model. - SECOND FACTOR OR PASSWORDLESS: Enhance the security of your login on platforms such as Gmail, Dropbox, Outlook, Facebook, Twitter, and many more by using the Cryptnox Fido Card as either a second factor or passwordless authentication method. - COMPATIBILITY: By default, the Cryptnox Fido card is compatible with browsers on both iOS and Android mobile devices. Additionally, it can function on Microsoft Windows when paired with a smart card reader. - SECURITY KEY FOR IPHONE: The Cryptnox Fido Card can be used as a 2FA Security Key for iPhone. A minimum of two devices is required by IOS. Easy setup instructions can be found on Apple support pages. - CERTIFICATIONS: the chipset and cryptographic module are certified EAL6+ as per the Common Criteria standards, and FIPS 140-2 Level 3 as per the NIST standards. The device is certified FIDO2 Level1 as per the Fido Alliance standards. The Cryptnox FIDO2 SmartCard is compliant with very high international standards for computer security. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B384JCP8 | | Age Range Description | Adult | | Best Sellers Rank | 17,844 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 203 in External Memory Card Readers | | Brand Name | Cryptnox | | Closure Type | No Closure (Open Top) | | Colour | Black | | Country Of Origin | Poland | | Customer Reviews | 4.2 out of 5 stars 287 Reviews | | Embellishment Feature | metallic hardware | | Form Factor | Smart Card | | Included Components | Cryptnox Fido card | | Item Dimensions D x W x H | 80D x 40W x 10H millimetres | | Leather Type | Faux Leather | | Manufacturer | Cryptnox SA | | Manufacturer Part Number | 7649992538073 | | Material Type | Plastic | | Model Name | Cryptnox Fido Card | | Model Number | 7649992538073 | | Pattern | Solid | | Pocket Description | No pocket | | Product Care Instructions | Dry Cloth Clean | | Special Features | FIDO2 Certification | | Style Name | Modern | | Target Audience | Unisex-Adults | | Theme | Security | | Unit Count | 1 count | | Wallet Compartment Type | Key | ## Product Details - **Brand:** Cryptnox - **Colour:** Black - **Material:** Plastic - **Pattern:** Solid - **Style:** Modern ## Images ![FIDO2 Security Key, Two Factor Authentication (2FA) NFC Security Key, Connect... - Image 1](https://m.media-amazon.com/images/I/51TwxHvbQVL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Do you need the card reader to use these security cards or do they work just like regular security keys?** A: They are compatible with most readers (but not all) under windows, and it uses NFC communication. For example, you can use it on iphone as a security card as of IOS 16.3 without any reader. (please place the card at the back and at the top of the phone, where the NFC antenna is) **Q: How do I link it to my iphone 11?** A: HI, Iphone support NFC communication as of Version 7. Iphone 11 can perfectly work with Cryptnox NFC cards, you have to tap it at the back on the upper top when prompted **Q: buenas tardes funciona con bancos como chase, bank of america ?** A: Dear Sir, please kindly check with individual banks if they have started implementing Fido2 authentication. It is public knowledge that they are looking at it, but not sure if it is already functional **Q: How many resident keys can card store?** A: Hi, It has 32 resident key slots ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works perfectly on iPhone, subtle. *by A***E on 18 November 2025* Worked perfectly with my iPhone. I like the plain white card. Nice low key s2fa security. ### ⭐⭐⭐⭐⭐ Does exactly what it’s supposed to *by L***Z on 23 April 2023* Everything works. ### ⭐⭐⭐⭐⭐ Five Stars for a Fantastic Product! *by M***M on 3 June 2025* I couldn’t be happier with the Cryptnox FIDO Card! This security key is a game-changer for my online safety. With FIDO2 certification, it delivers exceptional protection, and the NFC communication feature works flawlessly with my iPhone. I love the flexibility of using it for both passwordless logins and 2FA authentication. It’s compact, stylish, and super easy to use. If you’re looking for a reliable way to secure your accounts, I highly recommend this product! ## Frequently Bought Together - FIDO2 Security Key, Two Factor Authentication (2FA) NFC Security Key, Connect via NFC for Microsoft, Apple, Google, Facebook, Dropbox, Mifare DESFire, Convenient Card Format, FIDO Certified - Yubico - YubiKey 5C NFC - Two-Factor authentication (2FA) Security Key, Connect via USB-C or NFC, FIDO Certified - Protect Your Online Accounts - Cryptnox® USB Smart Card CAC Reader for Computer - Compatible with Windows 10, and Linux - Common Access Card Reader - USB 2.0 Full Speed - PC/SC 2.0 Standard --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/502220760-fido2-security-key-two-factor-authentication-2fa-nfc-security-key](https://www.desertcart.tn/products/502220760-fido2-security-key-two-factor-authentication-2fa-nfc-security-key) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-04*