RELATED: What Is Two-Factor Authentication, and Why Do I Need It? How the Yubikey 5Ci Works There are also biometric tools, such as fingerprints and facial scans. First, there are security tokens, which a product like the YubiKey 5Ci provides. For the second factor, you have a choice of options. Under 2FA, passwords (or passcodes) remain the primary authentication factor. Doing so can better protect your credentials and the resources you wish to access.īefore 2FA, a single-factor authentication (SFA), such as a password, protected most online data. It’s a security process that requires you to provide two different authentication factors for verification purposes, usually when logging into a new device for the first time. Two-factor authentication, or 2FA, has existed for many years and comes in many forms. Read more > Quick Overview of Two-Factor Authentication

We never accept payment to endorse or review a product and never aggregate other people’s reviews. We put every piece of hardware through hours of testing in the real world and run them through benchmarks in our lab. How-To Geek’s expert reviewers go hands-on with each product we review. The YubiKey 5Ci is designed to add an extra layer of security for authentication once you log into an account with a username and password-the key works with various authentication protocols and operating systems for business and personal use. This means you can use it on unlimited devices, big and small. If you don’t own one of those devices, including the iPhone 14, that’s okay the device also supports USB-C with its dual connectors. The company’s first hardware authentication device with an Apple Lightning adapter, the YubiKey 5Ci, is a terrific choice for iPhone owners and those with supported iPads. One of the best security keys on the market, the Yubico YubiKey 5Ci, checks all the boxes when it comes to protecting your data, and here are the many reasons why. When it comes to security keys, it’s important to find ones that work with various hardware, apps, and services. 8 – Fantastic, approaching best-in-class.5 – Fine yet leaves a lot to be desired.

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