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Cybersecurity 101: How to protect your cell phone number and why you should care

December 25, 2018 / Zack Whittaker

Assuming you have your strong passwords in place and your two-factor authentication set up, you think your accounts are now safe? Think again. There’s much more to be done. You might think your Social Security or bank account numbers are the most sensitive digits in your life. Nowadays, hackers can do far more damage with little effort using just your cell phone number. But unlike your Social Security number, you’re far less likely to keep your cell phone number a secret — otherwise nobody can contact you! Whether you’re an AT&T, Verizon, Sprint or T-Mobile customer, every cell phone number can be a target for hackers. And it takes remarkably little effort to wreak havoc to your online life. Why you need to protect your phone number. Your cell phone number is a single point of failure. Think about it. You use your cell phone number all the time. You use it when you sign up to sites and services, and sometimes you’ll use it to log into an app or a game ...