Cognalys introduces a powerful and cheap two factor authentication for all platforms. Instead of Traditional SMS cognalys is using missed calls method to generate OTP. Cognalys provides a powerful robust RESTful API for its users to generate missed call OTPs and that OTPs can be used in a veriety of platforms. Cognalys supports international OTP service for more than 200 countries. Cognalys users get powered with an elegent dashboard, RESTful API and REALtime API.