Authorizer SecondFactor

This plugin enables you to secure your WordPress login with two factor authentication (TFA / 2FA) based on Authorizer SecondFactor. Users for whom it is enabled will require an additional one-time code besides their password in order to log in.

For more information see www.authorizer.de/en/wordpress and the “Screenshots” section below.

Features

• Plugin supports the Authorizer SecondFactor API
• Simplified and user friendly UI with overview of all users
• Two-factor settings can be turned on/off for each user individually
• One-time code can be sent by email or SMS (mailTAN or smsTAN/mTAN)
• Free version available
• Easy initial auto-configuration
• Supports latest WordPress version (5.3.1)
• WP Multisite compatible
• Backup of your SecondFactor data in the Authorizer Cloud
• Pro feature: Unlimited transactions in tariffs “Team” and “Business”
• Pro feature: Supports several WordPress instances in parallel (free for all tariffs)
• Pro feature: Sync of your SecondFactor data between multiple WordPress instances (free for all tariffs)

How does it work?

This plugin uses the Authorizer SecondFactor API (www.authorizer.de/en/wordpress) to manage accounts and generate, send and validate challenges (OTP / TAN).

Plugin notes

This plugin is a fork of the Two Factor Authentication plugin by David Nutbourne and David Anderson, original plugin by Oskar Hane.