Yubico YubiKey 5Ci - Two Factor Authentication Android/PC/iPhone Security Key, Dual Connectors for Lighting/USB-C - FIDO Certified USB Password Key, Protect Online Accounts with More Than a Password

TLDR Review: Yubico YubiKey 5Ci

Published: February 19th, 2025

Pros

  • β€’Offers a secure, passwordless twactor authentication method.
  • β€’Seamlessly integrates with Windows, iOS, and Android devices.
  • β€’Convenient and portable for users to carry and use.
  • β€’Functions effectively in enhancing overall safety.
  • β€’Highly secure and dependable performance.
  • β€’Works effectively when paired with Google Authenticator for added protection.
  • β€’Suitable for use with iPads and laptops with USB and lightning connection.

Cons

  • β€’Instructions for setup and use are unclear and difficult to follow.
  • β€’Requires an additional accessory to connect to a USB port on a PC, which is not included.
  • β€’No longer compatible with Mac due to Apple restrictions.
  • β€’The US end requires an adapter that is not included or supported by YubiKey, potentially leading to compatibility issues.

Bottom Line

The Yubico YubiKey 5Ci provides a robust and convenient solution for two-factor authentication, enhancing security across multiple devices including Windows and iOS. However, users should be aware that setup instructions are not user-friendly, and additional accessories may be necessary, particularly for USB-C connections and PC use. Mac users may want to explore other options due to recent compatibility changes with Apple devices.

Lowest at Amazon
$75.00 at Amazon
Lowest at any Popular Retailer
$70.00 at Newegg

Where to Buy

Prices last updated: August 22nd 2025 9:40 pm
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