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ASP.NET Core Articles, Tutorials & News
ASP.NET Core articles, tutorials, and news from the DotNetNews archive.
1362 articles Updated Page 14 of 55
Browse additional ASP.NET Core articles from the DotNetNews archive.
ASP.NET Core articles
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Building a Natural Language API Gateway Using ASP.NET Core and AI
c-sharpcorner.com Issue #472
Learn how to build a Natural Language API Gateway using ASP.NET Core and AI. Discover intent detection, API orchestration, structured outputs, security controls, and enterprise implementation patterns...
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I Built a Full-Stack Marketplace in 3 Months — Here’s What Actually Happened
medium.com Issue #472
Most portfolio projects look the same. A todo app, a weather dashboard, maybe a blog with a CMS.
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JWT Authentication in ASP.NET Core - A Complete .NET 10 Guide
codewithmukesh.com Issue #471
Implement JWT authentication in ASP.NET Core .NET 10 - generate signed tokens with JsonWebTokenHandler, secure Minimal API endpoints, and add role-based authorization.
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ASP.NET Core Endpoint Filters: Complete Guide with Examples
c-sharpcorner.com Issue #471
Learn ASP.NET Core Endpoint Filters with practical examples. Understand validation, logging, authorization, performance monitoring, exception handling, and best practices for Minimal APIs.
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Refresh Tokens in ASP.NET Core - A Complete .NET 10 Guide
codewithmukesh.com Issue #471
Implement refresh tokens in ASP.NET Core .NET 10 - token rotation, reuse detection, revocation, and where to store them, built on top of JWT authentication.
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Why Task.Run() Inside ASP.NET Core Is Usually a Mistake?
medium.com Issue #470
A lot of backend code uses this pattern:
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Deep Dive into ASP.NET Core's WebApplication — What Really Happens Under the Hood
medium.com Issue #469
This single line WebApplication.CreateBuilder(args) does a lot of heavy lifting before your first request ever arrives. Let's peel back…
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OWASP Top 10 for .NET Developers -Part 3: Preventing Injection Attacks
medium.com Issue #469
Modern web applications process enormous amounts of user-controlled data every second - login credentials, search queries, transaction…
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Running ASP.NET Core Applications as a Subfolder Application
weblog.west-wind.com Issue #468
ASP.NET Core applications by default want to run in a root folder - and to be fair that's the 99% use case. But there are those occasional situations where you want to run a Web site in a sub folder r...
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Concurrency in Dapper Without EF Core
medium.com Issue #467
A practical guide to avoiding lost updates in ASP.NET Core using LastUpdated timestamps
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A simple introduction to SignalR
serkanozbeykurucu.medium.com Issue #467
Real time communication has quietly become something users just expect. Chat apps, live dashboards, alerts that show up the second…
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Lost ASP.NET Identity Cookies on IIS Application Pool Restarts
weblog.west-wind.com Issue #467
Last week I finally updated my blog and moved it to .NET 10 from the ancient WebForms based engine I built 20 years ago. The app is deployed onto a Windows server running IIS and I ran into a snag rel...
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Building a Real-Time AI API with Claude & ASP.NET Core
odhavanivipul92.medium.com Issue #467
SSE streaming so users see answers as they’re generated, Minimal API endpoints, and tool use so Claude can call your own C# methods
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Understanding Middleware in .NET
yogeshhadiya33.medium.com Issue #466
Whenever a request hits an ASP.NET Core application, it doesn’t directly go to your controller or endpoint. Before that happens, the…
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The Hidden Cost of ToList() in .NET APIs
medium.com Issue #466
We all use it ToList() everywhere. It looks harmless. But in production systems? ToList() quietly becomes one of the biggest performance…
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Add a Live Observability Dashboard to Your ASP.NET
medium.com Issue #466
No Grafana. No Datadog. No YAML. Just visibility.
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️ Modernizing .NET — Part 26: Implementing Rate Limiting Middleware in ASP.NET Core
medium.com Issue #466
Boost performance and stability with ASP.NET Core Rate Limiting Middleware. Control concurrency and prevent service unresponsiveness.
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Building JWT Authentication with React + ASP.NET Core Web API
medium.com Issue #465
Authentication is one of the first real-world features most developers build when creating full-stack applications. In this article, we’ll…
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C#: Should This Service Be Singleton, Scoped, or Transient?
pietschsoft.com Issue #465
One of the most common ASP.NET Core dependency injection questions sounds simple:
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Modernizing a Legacy .NET App with GitHub Copilot
youtube.com Issue #465
Starting with a real-world ASP.NET Web Forms application, Krystal demonstrates how GitHub Copilot agents, planning mode, and security assessments can help teams upgrade legacy code, migrate databases,...
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️ Modernizing .NET — Part 25: Rate Limiting Concepts and Strategies
medium.com Issue #465
Discover why rate limiting is your service’s “last line of defense.” Protect your .NET app from resource exhaustion and crashes.
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Blazor - How to set a base component for all Razor components
meziantou.net Issue #465
When building a Blazor application, you may want a custom base component for all your Razor components. This is useful for sharing common functionality like cancellation tokens, logging, or state mana...
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Rate Limiting in ASP.NET Core (.NET 10) - Complete Guide
codewithmukesh.com Issue #464
Production-grade rate limiting in ASP.NET Core .NET 10. All 4 algorithms, partitioning, Redis backplane, OnRejected with Retry-After, multi-tenant tiers, and a real decision matrix.
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How to upload files in an ASP.NET Core Web API
blog.elmah.io Issue #462
Files are an integrated part of an application. From a social app to an ERP, some form of media exists in the ecosystem. .NET Core APIs provide built-in support for uploading and fetching documents. I...
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10 .NET 10 API Anti-Patterns That Break Production (And How to Fix Them)
codewithmukesh.com Issue #462
10 ASP.NET Core anti-patterns that break production in .NET 10 - async void, sync-over-async, fat controllers, runtime-reflection mappers in AOT, and the 2026 ones.