Articles tagged aspnet
Using Azure Cognitive Services in a .NET App
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Azure Cognitive Services is a collection of cloud-based AI products from Microsoft Azure to add cognitive intelligence into your applications quickly. With Azure Cognitive...
How to Write Cleaner, Safer Code with SonarQube, Docker and .NET Core
When it comes to code quality and code security, SonarQube is your teammate! This analysis tool is pretty straightforward to use, especially with some help from Docker. In this post, I’ll show you how to run a Docker container with SonarQube to analyze the code of a simple ASP.NET Core 3.0 application. Code analysis is a critical component of app development because it can identify security issues and other tricky bugs that might be overlooked...
Web Forms Migration to Blazor in .NET Core
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. ASP.NET Web Forms framework has been the cornerstone technology of .Net for web development since the release of .Net Framework in 2002. ASP.NET Web...
How to Toggle Functionality in C# with Feature Flags
Toggling functionality using feature flags in .NET Core apps is quite straightforward, especially with a neat little feature flag management service. In this post, I’ll walk you through how to build a simple web application using Okta for user authentication and how to use ConfigCat to manage and access feature flags. What Are Feature Flags? Feature flags (aka. feature toggles) are a relatively new software development technique that enables development teams to turn features on...
A Quick Guide to Elasticsearch for .NET
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Implementing search functionality in your .NET Core apps doesn’t have to be hard! Using Elasticsearch makes it easy to develop fast, searchable apps. In...
Update App Secrets with Jenkins CI and .NET Core
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Introduction Jenkins is a free and open-source application that makes it easy to create CI/CD pipelines in almost any language or environment. Jenkins features...
Developer's Cheat Sheet for C# 9.0
Introduction to C# 9 (and a bit of C# 8, too) Let’s start with a background on how C# 9 got here (implementation examples start in the next section). The last few years in computer science, we’ve observed the rising popularity of the #FreeLunchOver concept. The idea is that CPU technology, based on electrical signals and Von Neumann architecture, has reached its intrinsic limits. As long as integrated circuits were slower than light, we knew...
How to Write Secure SQL Common Table Expressions
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Common table expressions are a powerful feature of Microsoft SQL Server. They allow you to store a temporary result and execute a statement afterward...
How to Write Secure SQL Common Table Expressions
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Common table expressions are a powerful feature of Microsoft SQL Server. They allow you to store a temporary result and execute a statement afterward...
How to Use WebAuthn in C#
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Nowadays, using a password for authentication is becoming less and less secure. Password attacks are becoming more sophisticated, and data breaches occur more frequently....
How to Support .NET Core SameSite + OAuth Apps on Linux
Google’s recent approach to SameSite cookie attributes caused a bit of confusion among developers. Especially in cases where handling redirects is necessary. After doing some research in the topic I’d like this article to be a guide on how to handle SameSite cookie attributes properly in production. This guide can serve as the basis for deploying an application to any Linux based environment—such as AWS Elastic Beanstalk, Google Cloud App Engine—or any VPS Linux deployment....
How to Deploy Your .NET Core App to Google Cloud, AWS or Azure
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. There has been a cut-throat competition between cloud hosts in the past few years - each attempting to earn the sympathy of developers and...
Rider for C# - The Best Visual Studio Alternative IDE
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. When it comes to developing .NET apps, Visual Studio has historically been the default choice for .NET developers for two main reasons: Visual Studio...
Install .NET Core Apps on Linux in 5 Minutes
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. As a big fan of open source, I’m loving the fact that .NET Core is cross-platform. It opens up endless possibilities, from hobby projects,...
How to Authenticate with SAML in ASP.NET Core and C#
Security Assertion Markup Language, more commonly known as SAML, is an open standard for exchanging authentication and authorization data between parties. Most commonly these parties are an Identity Provider and a Service Provider. The primary use case for SAML has typically been to provide single sign-on (SSO) for users to applications within an enterprise/workforce environment. Up until the past few years, SAML was considered the industry standard—and proven workhorse—for passing an authenticated user into applications...
Deploy a .NET Container with Azure DevOps
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. When I began programming (in the ’80s), computers weren’t equipped with a network card by default. The internet was almost unknown and modems were...
How to Build Securely with Blazor WebAssembly (WASM)
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Last month I came out with a video tutorial on Blazor WebAssembly and I thought it would be good to follow up with a...
How to Adapt Your .NET App for SameSite
Have you run across an error message vaguely referencing SameSite in your .NET Apps? Read on, it’s time for a change to your code - and I’ll explain why. I like cookies, both the custard stuffed and the dry ones (which I use to dunk in my coffee or tea). This post is very much about cookies - only not the delicious, culinary ones. As in many other cases (think of the web, for example),...
Migrate Your ASP.NET Framework to ASP.NET Core with Okta
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Ah, migration! Let’s say you have an ASP.NET application that has been running fine for years. You have kept up with the various .NET...
Migrate Your ASP.NET Framework to ASP.NET Core with Okta
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Ah, migration! Let’s say you have an ASP.NET application that has been running fine for years. You have kept up with the various .NET...
10x Your Development with the Azure CLI
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Back in the days of DOS, software developers couldn’t count much on fancy tools. There were no graphical interfaces, and everything was purely text-based....
Super Simple GraphQL Tutorial with C#
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. In today’s connected world, APIs are becoming an essential part of software and hardware companies. APIs allow companies to expose their services to third-party...
Easy Xamarin Essentials with Web Authenticator
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Authentication is an important part of today’s mobile applications, but securely implementing authentication in a mobile app can be a daunting task. In this...
Build a Basic CRUD App with ASP.NET Core 3.0 and MongoDB
Document databases have become increasingly popular due to their speed and ability to store huge amounts of data or semi-structured data. MongoDB has emerged as a leader in the document database space and, as a consequence, it may be necessary for developers to learn how to interact with MongoDB from .NET applications. This post strips away all the arguments that obscure how document databases can easily serve as a datastore for .NET applications. The app...
Use MongoDB in Your C# ASP.NET Apps
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. MongoDB is a document database. Instead of storing data in tables and rows, you store documents in a structure very similar to objects in...
5 Reasons Why You Should Give Visual Studio for Mac Another Try
Visual Studio has not always been as user-friendly on the Mac as it is on a Windows machine. Lately, however, the stable release of VS for Mac is really starting to feel like a simple, but luxurious cousin to Visual Studio 2019. Different, but related. Installation on a Mac is quick, simple, and allows you to get into coding right away - whether you are already familiar or an Apple-only dev getting into something new...
Build a Simple CRUD App with ASP.NET Core, MySQL, and Twilio
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. In this article, we’ll be building an MVC task management form with .NET Core 2.2. We’ll also be showing how to integrate with a...
Build Single Sign-on for Your ASP.NET MVC App
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. So you’re interested in using single sign-on (SSO) for your ASP.NET MVC apps? You’ve come to the right place. There are lots of reasons...
Secure Your ASP.NET Core App with OAuth 2.0
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Do you ever wish you had a virtual scrap of paper you could use to write notes in the cloud? I’ll show you how...
Use Azure Cosmos DB with Your ASP.NET App
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Cosmos DB is a planet-scale database capable of holding billions of records (“documents” using Cosmos jargon) without significant detriment to performance. In this article,...
The Top 5 DevOps Automation Tools .NET Developers Should Know
Not too long ago, deployments were done by hand - manually pushed to a physical server somewhere in a building your company owned. The software engineering world has come a long way since then, and we have more options than ever get our code and data live, automatically. Here are a few tools every C#/.NET developer should know that can help with that process, vetted by some of the best software leaders in the business....
Alexa, Sign In Every Time: Voice-Only Authentication Verification in .NET
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Authentication for voice, specifically Amazon’s Alexa, has its limitations. The initial Account Linking process Amazon provides for identification works for many scenarios, but it...
AWS Lambda vs Azure Functions for C# Serverless
As a C# developer, I became interested in how using a serverless function could complement existing projects I had done in ASP.NET 4.x. Enhancing ecosystems by using it for new requirements - without starting over from scratch - really had appeal. AWS Lambda came along first, with Azure Functions emerging onto the scene a couple of years later. In this post, we will briefly examine my experience getting started on both after using the .NET...
Use Firebase with Your ASP.NET MVC App
Working with databases hosted online has become easier over recent years. The emergence of Database as a Service (DaaS) specifically makes quick integrations much easier. It is important to keep application user data separate from personally identifiable information, especially in this day and age. When using a third party auth provider like Okta, user information like a name or email address can be stored by that provider directly in their system, benefitting from their oversight...
User Account Linking in Alexa with ASP.NET Web API
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. REST APIs are often written for enterprise-level companies as a way of allowing a client-side application to access core business logic. For many companies,...
Build a CRUD App with ASP.NET Core and TypeScript
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. There are a lot of things for .NET developers to love about TypeScript. It has strong typing that .NET Developers are used to and...
Visual Studio 2019 Tips and Tricks
Microsoft recently released the preview of Visual Studio 2019 for Windows, and it’s got lots of improvements and features! After reading the release notes, I reached out to Allison Buchholtz-Au and Kendra Havens on the Visual Studio team at Microsoft to get an idea of what features should be configured immediately after downloading and installing this shiny new IDE. After they showed me a couple of quick tips, VS 2019 started to feel like the...
Build Secure Microservices with AWS Lambda and ASP.NET Core
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Microservices are fun to build and offer us a scalable path to overcoming problems with tightly coupled dependencies that plague monolithic applications. This post...
Build a REST API with ASP.NET Web API
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Do you need to build a REST API with ASP.NET Web API? If you’re creating a new API, you should probably create it with...
Build a CRUD App with ASP.NET MVC and Entity Framework
Interested in building a secure ASP.NET MVC website that allows users to handle their own data with ease? Let’s walk through creating a basic application that allows the creation, reading, updating, and deletion of data (CRUD) with Entity Framework by your users while managing them easily with Okta. For a fun example, we will create a web application that lists upcoming rocket launches for space enthusiasts! You will have everything you need to get up...
Create Login and Registration in Your ASP.NET Core MVC App
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. User authentication and authorization are common features in web applications, but building these mechanics has the potential to take a lot of time. Doing...
Go for liftoff at Okta!
T-minus 3… 2… 1… I’m blasting my way into the Developer Relations world like Alice discovering Wonderland and its fantastic cast of characters. I am so curious, and excited, and all of the feels that come with coming to Okta! Officially stepping into the Developer Avocado (er… pardon me, Advocate) role and bringing the love of .NET, voice and IOT to the party. Who is this Lady Nerd? Well, for starters I am obsessed with...
Build a Basic Website with ASP.NET MVC and Angular
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. ASP.NET has been around for a long time. When Microsoft introduced ASP.NET MVC, it changed the way many developers approach their codebase. There is...
Navigating the ASP.NET Core Identity Landscape
These days, users of web application expect a personalized, secure experience. They want to make sure that they can easily get to their own information, and that no one else can access it. Developers of these web applications want a simple way to manage users and be assured that they have secured their users’ information from prying eyes. For developers of web applications written in ASP.NET Core, there are several choices for managing user identities....
Add Login to Your ASP.NET Core MVC App
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. One of the improvements in the latest version of ASP.NET Core (MVC ) is a new and simplified authentication integration. However, managing authentication on...
Build a Simple CRUD App with ASP.NET Framework 4.x Web API and Vue
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. ASP.NET Web API was released in 2012. Today, it’s a mature framework for building ReST-ful APIs to back any modern app. It pairs nicely...
Secure Your ASP.NET Web Forms Application with OpenID Connect and Okta
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. We talk a lot about ASP.NET Core on this blog, but the .NET ecosystem is much much more than just Core. Microsoft is still...
Build a Simple CRUD App with ASP.NET Core and Vue
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Keeping an eye on your daily calorie intake can be crucial to healthy lifestyle. There are a ton of apps on the market that...