How to add HTTP Basic Authentication to your Rails application

From time to time, it's good to deploy an early version of your application, so the client can take a look. With services like Heroku, it's super easy to deploy, but it's not good to leave the application visible to the public. HTTP Basic Authentication to the rescue Most of the PaaS providers abstract the web server from you, but even you have access to it, you can use Rails to setup basic authentication. First, create a new concern in your cont…

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