This product will allow you to host your own dropbox-like solution with complete control over data location and all access infrastructure.

Amazon EC2 running Microsoft Windows Server is a fast and dependable environment for deploying applications using the Microsoft Web Platform. Amazon EC2 enables you to run any compatible Windows-based solution on AWS' high-performance, reliable, cost-effective, cloud computing platform. Common Windows use cases include Enterprise Windows-based application hosting, website and web-service hosting, data processing, media transcoding, distributed testing, ASP.NET application hosting, and any other application requiring Windows software.

Note: Microsoft ended support for Windows Server 2008 and 2008R2 on January 14th 2020. These images are no longer available from AWS Marketplace. Please review the end of support FAQ here: https://aws.amazon.com/windows/faq/#eos-microsoft-products