You can change your phone number on Uber by going into your app settings. You may be asked to verify your phone number by either entering a verification code (which you'd get via text) or by taking a ...

If you plan on carrying and using a balance on Venmo, you'll have to verify your identity through the app. To do that, you need to provide basic information, like your name, address and the last four ...

Forget passwords. If you want strong online security, you need to be using multi-factor authentication wherever you can. Here's how to get started. I've been writing professionally about computers, ...

I stirred up a bit of a hornet’s nest this week when I suggested that people should switch from Google Authenticator to another two-factor authentication app on Android. I recommended Authy, but ...