• FIDO2 Level 1 Certified for Advanced Authentication: Cryptnox fido2 security key is certified to FIDO2 Level 1 standards for strong, phishing-resistant passwordless and two-factor login security.
• NFC Tap-to-Login on Mobile & Desktop: Just tap the card on an NFC-enabled device—no USB, no Bluetooth. Fast and secure authentication on compatible devices.
• Works with Most Browsers on Windows, macOS, iOS & Android: This security keys for two factor authentication is compatible with Chrome, Edge, Safari and others on major platforms. Ideal for securing Google, Microsoft, GitHub, Facebook, and more.
• Optional Contact Reader Support: Our 2fa security key is Optimized for NFC, but also supports ISO 7816 contact smart card readers where required. Flexible for various environments.
• Thin & Portable Smart Card Format: This fido security key is sleek and durable. Credit card-sized to fit easily in any wallet or ID holder—perfect for everyday use or travel.

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.