Mastering Azure Serverless Computing

Exposing your Azure Functions on the internet with ngrok

As you have read in the previous paragraphs, you can use the Azure Functions runtime to host your functions, but the host process exposes your function on the localhost, so you cannot reach them from another PC than the one hosting them.

If you want to expose your functions on the internet and, therefore, solve the problem, you can use ngrok. ngrok is software (running on Windows, macOS, and Linux) that allows you to expose a local server to the internet using a secure tunnel, and it also works if your local server is behind a NAT or a firewall.

1. To use ngrok, you need to register yourself on the ngrok website and create an account.

ngrok has a free plan that allows you to use the ...