Microsoft Authenticator is a security app for two-factor authentication. It competes directly with Google Authenticator, Authy, LastPass Authenticator, and others. You may run into the app when ...

The authenticator app syncs up to your online service—usually by having you scan a one-time QR code—and from then on, you use the app to look up the code when you’re logging in on a new device.

Email authentication. Similarly, this ends an email with a code for you to enter. SMS and email are pretty straightforward — when you activate the option, it will send a code and you enter it.

Knowing how to set up Gmail two-factor authentication (or 2-Step Verification as Google calls it) means you don’t have to rely on a single password to protect your email account. Instead you ...

An investigation into the complexity of the global telecom system shows weaknesses in the transmission of secret codes sent ...

SMS-based two-factor authentication (2FA) — which sends a code via text messaging as a way to make sure your account is being accessed by you rather than an interloper — is better than nothing ...

SMS codes can slip through the cracks, but authenticator apps lock things down tight. ... Hackers send phishing emails that spoof social media platforms and trick users into entering credentials.

Two-factor authentication (2FA) prevents hackers from gaining access to your accounts even if they have your password. Here are the best practices for using 2FA.

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 about computers, the internet ...

Amazing news. This was keeping me from using authenticator apps. Without cloud backups, while as the article states "Using an authentication app is a safer alternative to SMS and email-based 2FA ...