SMS Verification With Nexmo in Node.js

Amarjot Singh
7 min readJul 25, 2018
“Authentication”,https://pixabay.com/en/finger-fingerprint-security-digital-2081169/,CC0 Creative Commons

Introduction

Authentication is a fundamental requirement for a full stack application. It allows users and process to access resources by verifying their identity. In addition to password authentication, we can implement sms authentication to take additional security measure. It helps in protecting user privacy and data. Now a days most of the giant companies are implementing two factor authentication in both, web and mobile applications.

What is Nexmo?

Nexmo provide genuine validating API built with 2FA technology, which allows you to send a PIN by SMS and phone to authenticate a user, whom can be contacted by specific number. Nexmo Verify API allows us to implement aforementioned functionality in our application.

Advantages

These are the following advantages of using nexmo for sms authentication:

  • Global and long-lasting, as almost every person has one phone number which they retain for decades.
  • Phone numbers are really extensive and time-consuming to fake.
  • Protection from choosing commonly dangerous passwords for multiple online accounts.
  • Validity of PIN code for 5 minutes.
  • Protects brand reputation.

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