Microsoft released an emergency patch for its ASP.NET Core to fix a high-severity vulnerability that allows unauthenticated attackers to gain SYSTEM privileges on devices that use the Web development ...

Patching is not enough: applications embedding the insecure library will need to be rebuilt, and affected tokens and cookies expired. Developers are advised to check their applications after Microsoft ...

A complete RESTful web API built with C# and .NET Core 8.0, featuring JSON API endpoints, Entity Framework, JWT authentication, database integration, and ...

Cybersecurity researchers have disclosed details of a new malicious package on the npm repository that works as a fully functional WhatsApp API, but also contains the ability to intercept every ...

The Kestrel web server flaw allows request smuggling attacks, but the actual risk depends on the application code and deployment. Microsoft has patched a critical vulnerability in ASP.NET Core that ...

To implement custom Authentication and Authorization in an ASP.NET Core MVC + Web API using .NET 9.0, you'll need to follow several steps. This example will demonstrate how to create a simple custom ...

UPDATE (November 12 th, 2024): We clarified the information in the fourth paragraph to better reflect RedLine's functionality before versus after the takedown. Back in April 2023, ESET participated in ...

Securing APIs is essential in today's web development. JSON Web Tokens (JWT) are now a popular choice for managing authentication without keeping session state. This article will explain how to use ...

Since its inception as an intriguing experiment in leveraging WebAssembly to enable dynamic web development with C#, Blazor has evolved into a mature, fully featured framework. Integral to the ASP.NET ...

ASP.NET Core offers a simplified hosting model, called minimal APIs, that allows us to build lightweight APIs with minimal dependencies. However, “minimal” doesn’t mean minimal security. Minimal APIs ...

Forward-looking: Earlier editions of the .NET Framework were designed to provide a development platform for Windows-exclusive applications. Today, the technology supports all major computer and mobile ...