Update: Apple has now removed most scam authenticator apps from the App Store – see end of piece. Twitter’s latest bonehead move has led to a flurry of scam authenticator apps, with at least ...

You can do more things with Google Authenticator, such as setting it up so you get the same codes across multiple devices. Yes, you can use multiple devices using the same app to scan the QR code ...

Why use a separate app? The iPhone’s native QR code readers offer bare ... supports all major code formats, and includes a 2FA authenticator, the ability to create and share codes, and batch ...

How to transfer Google Authenticator on iPhone? To transfer your data across your phones ... On your new phone's Authenticator app, tap Scan QR code. After you scan your QR codes, you get a ...

SMS-based authentication sends the code via text message, while an authenticator app will have the code locked ... If you have an iPhone, iPad, or Mac (or maybe all three), the easiest way to ...

On an iPhone, Duo is capable of ... and then scan the resulting QR code with Google Authenticator on another device. We like that the app verified our identity before allowing the transfer.