Two-factor authentication refers to a pattern of users needing both something they know, like a password, and something they have, like a verification token from a mobile device. This tutorial will cover how to implement a verification token system with the Vonage Verify API and Express.js.
Two-factor authentication refers to a pattern of users needing both something they know, like a password, and something they have, like a verification token from a mobile device.
This tutorial will cover how to implement a verification token system with the Vonage Verify API and Express.js. We have a similar Node.js tutorial using Koa
The application will have three pages — an initial page that asks for a mobile number, a page where users provide the code sent to them, and finally, a page which they’ll see if their code was correct and the verification successful.
The finished code example is available at https://github.com/nexmo-community/verify-node-express
To complete this tutorial, you will need a Vonage API account. If you don’t have one already, you can sign up today and start building with free credit. Once you have an account, you can find your API Key and API Secret at the top of the Vonage API Dashboard.
What is 2FA Two-Factor Authentication (or 2FA as it often referred to) is an extra layer of security that is used to provide users an additional level of protection when securing access to an account.
User authentication & authorization is one of the important part of any web application. There are several kinds of way to handle authentication, we can rely on third party service like Passport. But in this article we will use very simple & self developed approach, which will help us to understand core part of authentication.
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In this tutorial, you will learn how to install Node onto Ubuntu 19.04 Disco Dingo. We will cover installation from the default repositories and, for those wanting more recent releases, how to install from the NodeSource repositories.