The .NET News Daily Issue #406

https://www.c-sharpcorner.com/article/implementing-a-custom-transport-layer-in-mcp/

Extend MCP with custom transports! Learn to implement HTTP (JSON-RPC) and WebSocket layers in Python for flexibility, scalability, and real-time capabilities.

https://www.c-sharpcorner.com/article/how-to-upload-files-in-asp-net-core-web-api/

Learn how to implement secure and efficient file uploads in ASP.NET Core Web API. Covers handling IFormFile, validation, storage, and security best practices.

https://medium.com/codetodeploy/10-c-mistakes-developers-make-and-how-to-avoid-them-dcef637f7e5f?source=rss------csharp-5

C# and .NET have matured into one of the most powerful ecosystems for building APIs, enterprise systems, cloud apps, and high-performance… Continue reading on CodeToDeploy »

https://www.meziantou.net/reserved-filenames-on-windows-con-prn-aux-nul.htm

Windows has a set of reserved filenames that cannot be used for files or folders. These names are reserved for legacy reasons, dating back to DOS. If you try to create a file or folder with one of the...

https://www.c-sharpcorner.com/article/what-is-clean-architecture-in-net-with-practical-example/

Master Clean Architecture in .NET! Build scalable, testable, and maintainable applications with clear separation of concerns. Practical examples included.

https://medium.com/@martinoehlert/local-development-setup-tools-debugging-and-hot-reload-47d5bc59b1e2?source=rss------dotnet-5

Azure Functions for .NET Developers: Series

https://medium.com/@nikolaajdukovic/linq-in-c-understanding-the-selectmany-operator-part-2-5036daad7a43?source=rss------csharp-5

Flattening Financial Hierarchies — One Transaction at a Time 🏦

https://cloudmersive.medium.com/how-to-detect-phishing-attacks-in-email-containers-using-c-net-27132e425abb?source=rss------csharp-5

Phishing detection is a necessary security policy for any email server.

https://medium.com/@melisa.akkus/2%EF%B8%8F%E2%83%A3-session-management-series-2-session-management-and-security-in-asp-net-core-3fb332c932dc?source=rss------csharp-5

When you browse the web and move from one page to another, you notice that the items in your cart don’t disappear and you’re not asked to…

https://news.google.com/rss/articles/CBMiW0FVX3lxTE1jTEVNNVpkYzR2ckF0dXJVbHlVMUk5VHZWSDBrLXpyRmtyN3hwZGhweFM2bkRKMV9xaFVqMW1EbjFkbnl6YlVBb3NTZ1pGMWNKeUwwQmJOMnNwckE?oc=5

Malicious NuGet Packages Target ASP.NET Developers to Steal Login Credentials

https://www.c-sharpcorner.com/article/filters-in-asp-net-core-everything-you-need-to-know/

Master ASP.NET Core filters! Learn to handle logging, authentication, and validation efficiently. Improve code reuse and build cleaner, maintainable applications.

https://medium.com/@cao.silhouette/building-a-real-time-customer-support-system-in-net-2bd23e98fcc7?source=rss------dotnet-5

Most people think a customer support system is just a chat box.

https://www.c-sharpcorner.com/article/how-to-fix-unable-to-resolve-service-for-type-error-in-net-core2/

Troubleshoot the "Unable to resolve service for type" error in .NET Core! Learn to fix common DI issues like missing registrations, lifetime mismatches, and circular dependencies.

https://medium.com/@PragmaticPro/why-your-query-string-disappears-in-asp-net-mvc-and-the-right-way-to-preserve-filter-state-bb72bb2935b5?source=rss------dotnet-5

If you’ve ever built a filter feature in ASP.NET MVC, you’ve probably faced this:

https://elanchezhiyan-p.medium.com/our-net-app-was-leaking-memory-and-one-line-of-code-took-down-production-996a98e79a66?source=rss------dotnet-5

At 2:47 PM on a Tuesday, a Slack message popped up:

https://visualstudiomagazine.com/Articles/2026/02/24/In-Agentic-AI-Its-All-About-the-Markdown.aspx

Markdown is emerging in VS Code and Visual Studio 2026 as a version-controlled instruction layer that governs AI agents, reusable prompts and modular skills alongside traditional documentation.

https://medium.com/@EnesEfeTokta/net-and-c-in-the-ai-race-not-a-defeat-but-a-strategic-positioning-e8035d9f7996?source=rss------dotnet-5

A common narrative in the tech world suggests: