Understanding API key authentication in Node.js

1. api-key-nodejs

   1 1 13 10.0 JavaScript

   

   You can find the complete code on GitHub. To follow along with this article, you’ll need:

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3. Nodemon.io

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   Monitor for any changes in your node.js application and automatically restart the server - perfect for development

   

   First, we’ll handle all the installation and initial setup to run our application. We’ll use Express to develop the API and Nodemon to run the API server and listen for changes in the code in real-time.

4. Express

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   Fast, unopinionated, minimalist web framework for node.

   

   First, we’ll handle all the installation and initial setup to run our application. We’ll use Express to develop the API and Nodemon to run the API server and listen for changes in the code in real-time.

5. libcurl

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   A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

   

   Now, we’re done with the coding part of this tutorial, and we can move into testing. We’ll test the API endpoints with cURL. Before testing, open up your terminal and run the following command to start the server:

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