First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google Authenticator app and tap the plus sign. Record the 2FA code/key. Whenever you're ...

Adrian has been a tech enthusiast since the 90s with a particular passion for gaming that developed thanks to his first gaming outings on Pong, Zork and Space Invaders. In the years that followed he ...

Two factor authentication is becoming an increasingly common part of keeping one's accounts secure online, and Google has just updated its Authenticator app for iOS. Outwardly, version 2.0 brings a ...

Google Authenticator is a free security app that can protect your accounts against password theft. It's easy to set up and can be used in a process called two-factor authentication (2FA) offered on ...

Libreswan's IKE daemon pluto can use pam for XAUTH authentication (xauthby=pam). One Time Passwords (OTP) can be supported via pam directives. The following example is for using Google Authenticator.