SMS Verification is one of the personal authentication processes using your phone number.
It takes about 1 minute to do so with Overbit.
SMS Verification Steps
Login and go to My Account
Scroll down to see Phone Number section and choose your country code and type your phone number.
You will receive a message with one-time verification code to your phone
Copy or type the verification code you received into Verification Code section right below your phone number.
This is it, hope this article is helpful!