Amazon S3 Presigned URLs Uploads and Downloads Tutorial

Get the source code for this video for FREE → https://the-dotnet-weekly.ck.page/pre... Developers can get free, hands-on experience with AWS products and services through the AWS Free Tier. Please visit https://aws.amazon.com/free/ for more information. Want to master Clean Architecture? Go here: https://bit.ly/3PupkOJ Want to unlock Modular Monoliths? Go here: https://bit.ly/3SXlzSt Get the source code here:   / milanjovanovic   Learn how to use Amazon S3 Presigned URLs in .NET to securely upload and download files directly from S3. In this tutorial, I’ll walk you through generating presigned URLs with the AWS SDK, handling uploads and downloads, and avoiding common mistakes like missing headers. 🔑 What you’ll learn in this video: Why presigned URLs are better than exposing your S3 bucket How to generate presigned PUT URLs for uploads How to generate presigned GET URLs for downloads Setting the correct Content-Type header Real-world usage in a .NET application This approach gives you fast, secure file handling without routing large files through your backend API. Grab the source code from GitHub: https://github.com/m-jovanovic/aws-tu... Check out my courses: https://www.milanjovanovic.tech/courses Read my Blog here: https://www.milanjovanovic.tech/blog Join my weekly .NET newsletter: https://www.milanjovanovic.tech Chapters 0:00 How Pre-Signed URLs work 3:25 Creating your S3 Bucket 5:02 Getting Pre-Signed URLs in .NET 8:57 Uploading to S3 with Pre-Signed URLs 12:47 Downloading objects from S3