Each site is different, but a site that works with Google Authenticator (or similar apps like Authy) will have an option to scan the QR code when setting up 2FA. You then open Google Authenticator ...

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 ...

The easiest way to set up two-factor authentication for a website is to scan a QR code with the app. A site that supports 2FA via an authenticator app should generate the necessary code for this ...

(You can have a code texted to you, but that is considered far less secure due to the rise of so-called SIM hacking.) Google Authenticator lets you establish 2FA by using your phone to scan a QR ...

In terms of data the apps collect, Mysk says Google’s Authenticator performs “very well” and doesn’t share details of QR codes with Google. “Most apps, including Microsoft Authenticator ...

A number of attendees opened Microsoft Authenticator, scanned the QR code, and proceeded to overwrite another application’s TOTP (Time-based One-Time Password) key,” Randall wrote.

To use Microsoft Authenticator with a non-Microsoft site or app, you'll need to have the QR code handy from the site or app in question so that you can scan it within the Authenticator app.

With Authenticator installed, you can now add your first site. Fair warning, you must be able to log into the site in question and access the 2FA QR code to add the site to Authenticator.

Google hasn’t significantly tweaked Authenticator on Android for years ... export/import tool that moves accounts by creating a QR code you scan on the destination device.

When you see a QR code on the laptop screen, open the Google Authenticator app on your phone. Tap the plus sign in the bottom-right corner of the app and then Scan a QR code. Decide whether you ...