Web Applications with ASP.NET Core Blazor is a comprehensive guide to building modern web applications using the Blazor framework. It begins with an introduction to WebAssembly, detailing its purpose, history, and integration with JavaScript, followed by an exploration of Blazor's various hosting models, including Blazor Server, Blazor WebAssembly, and Blazor Hybrid. The book covers essential Blazor components like Razor, directives, data binding, and event handling, and delves into advanced component techniques such as CSS isolation and component templating. Readers will also learn about file uploading, serving, and securing files within Blazor applications. The text provides thorough insights into user input collection through forms, navigation in Blazor apps, and interop between .NET and JavaScript. Additionally, it explores HTTP communication, data persistence using EF Core, and security measures with Identity. Finally, the book concludes with a deep dive into deploying Blazor applications using Docker and Kubernetes, including practical guidance on containerization and deploying on Azure. Designed for web developers and tech enthusiasts, this book equips readers with the knowledge to build robust, interactive web applications with ASP.NET Core Blazor.