The OTP Vancosys Authenticator plugin for WordPress gives you two-factor authentication by token.
A plugin to create a keybase.txt (Keybase.io Verification) file, which would verify your possession of this website on Keybase.io.
For GEORGIAN users. Secure login page with one-time SMS-CODE [ Georgian SMS two-step authentification, login]
CiteKite automatically validates quotations you make of other websites and lets the world know you care.
Easily add tracking code snippets, conversion pixels, or other scripts required by third party services for analytics, marketing, or chat features.
2StepAuth increases security of WordPress blogs by adding 2nd level of Authentication. Keeps your blog secure from hackers.
Stop your WordPress website from being spammed by bots and restrict it only to humans.
Ozioma is a unified enterprise messaging platform for Bulk SMSing, phonebook contact services, SMS campaign, Free SMS, SMS forwarding, etc.