As a part of the verification during signup procedure, SMS account activation is designed to prevent fake signups and, simultaneously, to encourage real users for upgrading their accounts to billing instead of creating another trial one after the provided free trial period has expired.
In order to have an opportunity to use this activation type, you are required to preliminary set up the appropriate messaging tool, intended to automatically send authorization SMS notifications. As an example for this guide, we’ll use Twilio (however, you can configure any other preferred service in a similar way). It provides a number of features, like using custom name as sender ID instead of the phone number, support of non-English character sets, tracking message status in real-time, etc.
So, to accomplish the required configurations for enabling the additional SMS verification during signup, you’ll need to perform the following steps: