![]() You can normally find the tool in the settings page of the app or account. To get started on desktop or mobile, you’ll first need to enable two-factor authentication for a particular service. However, developers have made significant improvements to cellular setup in recent years – it’s about time – so the YubiKey 5Ci works with any device that supports USB-C and Apple Lightning with very little effort. With the former, the process feels a bit easier, if only because computer screens are larger. ![]() In most cases, you can set up your YubiKey security key on desktop and mobile. For example, enabling two-factor authentication on Twitter is significantly different from what you need to do on Instagram and other social networking sites. This can cause some confusion, especially when activating two-factor authentication in the first place. On the contrary, the process for each app is slightly different from the next. It’s not like setting keys for your favorite apps is a challenge. If you’re new to using security keys, expect a modest learning curve. RELATED: What is two-factor authentication and why do I need it? There are also biometric tools, such as fingerprints and facial scans. First, there are security tokens, which a product like the YubiKey 5Ci offers. ![]() For the second factor, you have several options to choose from. Under 2FA, passwords (or access codes) remain the primary authentication factor. Doing so can better protect your credentials and the resources you want to access.īefore 2FA, a single-factor authentication (SFA), such as a password, protected most online data. It is a security process that requires you to provide two different authentication factors for verification purposes, usually when you log in to a new device for the first time. Two-factor authentication, or 2FA, has been around for many years and comes in many forms. Read more > Quick overview of two-factor authentication We never accept payment to recommend or review a product and never collect reviews from other people. We spent hours testing each piece of hardware in the real world and running them through benchmarks in our lab. How-To Geek’s expert reviewers get to work practically with every product we review.
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