The OTP Vancosys Authenticator plugin for WordPress gives you two-factor authentication by token.
Secure your site with Two-Factor Authentication (TFA) using the Clickatell SMS gateway.
Secure, 2 step Verification for WordPress login, via One Time Pin (OTP).
Toopher's Location-based Two-Factor Authentication protects your website from unauthorized logins.
Allows you to verify telephone number when they submit a message using Contact Form 7
This plugin provides single sign-on via SAML and gives users one-click access to their WordPress accounts from identity providers like OneLogin.
WP Secure Login adds a security layer and 2 step authentication to your WordPress site by asking a One Time Password in addition to the username and p
Two-Factor Authentication login security for your WordPress site using AuthAnvil.
WordPress Strong Authentication lets you authenticate users with a second factor of possession like OTP, EMail or SMS. Only if the user is able to pro
Easy secure login, use password or OTP as you need. Works with Smart Crib dongles and free apps: Google Authenticator, Pledge, DS3 OATH, AuthWay Token
Google Authenticator for your WordPress blog.
WordPress Auth using Google Authenticator is a simple plugin which allows authorization with Google Authenticator tokens.
This is a plugin to autheticate users through the SecurePass One Time Passwords service.
Perfect Paper Passwords for your WordPress blog.
This plugin allows you to implement the MyPW One-Time Password system into WordPress.