The .NET Standard is a formal specification of .NET APIs that are intended to be available on all .NET implementations. The motivation behind the .NET Standard is establishing greater uniformity in the .NET ecosystem. ECMA 335 continues to establish uniformity for .NET implementation behavior, but there's no similar spec for the .NET Base Class Libraries (BCL) for .NET library implementations.

ASP.NET Core is a brand new cross-platform web framework built with .NET Core framework.It is not an update to existing ASP.NET framework. It is a complete rewrite of the ASP.NET framework. It was built from scratch in the effort to make a modular, scalable, super fast, configurable, cross-platform and easily extended web framework.

.NET Core has two major components. It includes a small runtime that is built from the same codebase as the .NET Framework CLR. The .NET Core runtime includes the same GC and JIT (RyuJIT), but doesn’t include features like Application Domains or Code Access Security. The runtime is delivered via NuGet, as part of the [ASP.NET Core] package.

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Uploading file or image in ASP.NET Core is very easy. ASP.NET MVC actions support uploading of one or more files using simple model binding for smaller files or streaming for larger files. In this article we will learn how to upload any file in ASP.NET Core. We will see how can we use different features of ASP.NET Core to upload small file as well as any large file.

CSRF attacks are possible against web sites that use cookies for authentication, because browsers send all relevant cookies to the destination web site. However, CSRF attacks are not limited to exploiting cookies. For example, Basic and Digest authentication are also vulnerable. After a user logs in with Basic or Digest authentication, the browser automatically sends the credentials until the session ends.

Razor Pages is a new feature of ASP.NET Core MVC that makes coding page-focused scenarios easier and more productive. One of new features of ASP.NET Core 2.0 is support for Razor Pages. Yes, those same pages that came times ago with WebMatrix. Today Razor Pages is subset of MVC on ASP.NET Core. Yes, support for Razor Pages comes with ASP.NET Core MVC meaning that Razor Pages application is technically MVC application. Also Razor Pages have same features as MVC views.

This tutorial teaches the basics of building an ASP.NET Core Razor Pages web app. We recommend you complete Introduction to Razor Pages before starting this tutorial. Razor Pages is the recommended way to build UI for web applications in ASP.NET Core.

ASP.NET Core is a cross-stage, elite, open-source structure for building present day, cloud-based, Internet-associated applications. With ASP.NET Core, you can:

This article covers Cookie Authentication in ASP.net Core 1.X. While much is the same in resulting forms, there are a few little changes that could trip you up. Investigate our article on Cookie Authentication in ASP.net Core 2.0.