Helpful Details About Various Sorts of Two-Factor Authentication In today’s society, where the world wide web is such a major part of day-to-day life for so many people, personal security is crucial. One way companies help to keep their users’ personal information secure online is by using two-factor authentication. You’ve probably used two-factor authentication, or 2FA, on a regular basis without even realizing it. 2FA involves inputting login information in two separate steps in order for a system to know that you are who you say you are. The most common example of two-factor authentication involves bank ATMs the world over. Your debit card, once inserted, serves as your login information, so to speak. Then, you have to input your PIN number to prove your identity is valid. 2FA is designed to halt identity thieves and other types of crooks before they can actually damage you in any meaningful way. As you read this guide, you will learn more about some common forms of two-factor authentication you’re likely to see online. One-Time SMS Passwords Can Be Useful
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In some cases, once you’ve entered your username and password, the system will prompt you to allow the delivery of a one-time use password via a text message. This serves as proof to the system that you can access the phone number that is on file for you; the vast majority of the time, a thief wouldn’t have the ability to do this. The single downside of one-time use SMS passwords is that people who only have landlines can’t use them.
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Login Verification Is an Excellent Choice If you have ever had to enter personal information, such as the name of the street where you grew up or the name of your dog, when you sign-up for a website, login verification is probably something you’re already familiar with, even if you didn’t realize it before now. Login verification involves entering another piece of personal information that only you would know after you’ve put in your username and password. The issue here is that, theoretically anyway, a thief could have figured out the response to the question you selected, though it is certainly not likely. If you happen to run a website, it is especially important for you to fully understand two-factor authentication, as you’ll likely need to implement it to make your users feel safe and secure. If you work with a webmaster, ask him or her to help you make your site as secure as possible.