Send Email via SMTP | C# .NET 9 Web API | Fix CORS Policy Error

In this step-by-step tutorial, we’ll show you how to create an ASP.NET Web API in Visual Studio Code, configure SMTP settings, and send emails programmatically. Whether you're setting up a contact form or automating email notifications, this guide covers everything you need!

What You’ll Learn in This Video:

• Setting up a .NET 9 Web API project in Visual Studio Code
• Creating and configuring the email-sending controller
• Implementing SMTP authentication (server IP, port, credentials)
• Writing the POST method for sending emails
• Testing email functionality using the Postman extension
• Fixing CORS issues for production environments

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