Two-factor authentication apps are simple and easy to use.
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How to use a two-factor authentication app They can even provide you with access when you can’t receive SMSes. They are easy to set up and use, and they’re quicker to use, since you don’t have to wait for codes to be sent to you. However, when codes are sent via SMS, they could be intercepted, which is why using an app provides assurance that on one can get at the code you use to confirm your identity. However, the something you have-the authorization code-cannot be leaked and reused at a later time, because these codes have a very short lifespan (usually a matter of minutes or seconds). Since data breaches are so common, and, let’s admit it, many people re-use passwords because good passwords are difficult to remember, the “something you know” may also be in the hands of miscreants. It combines something you know: your user name and password, with something you have: a code that is sent to you by the service, or generated by an app. Two-factor authentication is a way of adding an extra layer of security to your accounts. Why should you use a two-factor authentication app?
In this article, I’m going to explain why you should use an app like this, and I’m going to discuss three such iOS apps: Google Authenticator, Authy, and 1Password. When you set up 2FA, most services send you a code by SMS by default, but many services also allow you to use a 2FA app, which you can run on your Mac, your iOS device, or even your Apple Watch. We’ve written many times about two-factor authentication (2FA) on this blog, and why it’s essential to protect your accounts in this way. Software & Apps Two-factor authentication apps for iOS
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