Ryadel

ASP.NET Core backstory: a transition from closed to open source How a company historically known for its opposition to the open source software paradigm became one of the biggest open source contributors in the world

December 6, 2022 - by Ryan - Leave a Comment

If you are a frequent reader of the Coding section of this blog, there's a good chance you are an ASP.NET Core developer - or an IT enthusiast interested in …

Check if an IP Address is within a given Subnet Mask in C# A simple helper method that can be used to check if a specific IP address is part of a given Subnet Mask using C#

October 28, 2022 - by Ryan - Leave a Comment

If you're using a reverse proxy, a CDN such as Cloudflare, a third-party Wide Application Firewall, or any other intermediate caching and/or forwarding service to serve your website over the …

Servers & Services / Web

The role of the Web Server General overview of the tool that handles the HTTP requests and provides responses: what it is, what it does, what it is for

July 6, 2022July 6, 2022 - by Ryan - Leave a Comment

After the articles dedicated to the HTTP protocol and the HTTP request/response cycle, it's time to dedicate a post to the main protagonist of the interaction between client/browser and the …

ASP.NET / C# / Cloud / Coding / Cyber Security / Servers & Services / Web

ASP.NET Core Web API - Deal of the Day! Exclusive one-day-only offer to save 45% on ASP.NET Core Web API and other Manning titles about ASP.NET Core

June 9, 2022August 3, 2022 - by Ryan - Leave a Comment

A few weeks ago, I announced that my upcoming book, ASP.NET Core Web API, which I'm currently writing for Manning Publications, has just reached the MEAP state. Today I have another important …

ASP.NET / C# / Cloud / Coding / Design / HTML & CSS / JavaScript / Servers & Services / Web

ASP.NET Core 6 and Angular - Fifth Edition Learn how to build stunning web apps with Angular backed up with an efficient and lightweight Web API back-end built with ASP.NET Core

May 10, 2022May 10, 2022 - by Ryan - Leave a Comment

I'm pleased to announce that ASP.NET Core 6 and Angular, the fifth edition of my ASP.NET Core and Angular book, is now available for purchase in E-Book and Paperback format …

ASP.NET / C# / Coding / Cyber Security / Data Security / Web

ASP.NET Core - Manage security keys with AddDataProtection() How to use the ASP.NET Core Data Protection APIs to manage the tokens and security keys of Cookie, Antiforgery, etc

April 16, 2022 - by Ryan - Leave a Comment

In this article we will talk about a very important aspect concerning the security settings introduced with ASP.NET Core: Data Protection APIs, a set of interfaces that determine the functioning …

ASP.NET / Coding / Cyber Security / Web

Visual Studio: localhost self-signed SSL certificate expired, not found or invalid - fix How to delete expired, not found or invalid localhost self-signed SSL certificates using Microsoft Management Console and create new ones with the dotnet CLI

November 14, 2021January 22, 2022 - by Alice - 2 Comments.

If you have come across this post it is likely that you have found yourself faced with a problem that most ASP.NET developers who use Visual Studio or Visual Studio …

ASP.NET / C# / Coding / Servers & Services / Web

HTTP Error 413.1 - Request Entity Too Large - How to fix How to resolve the HTTP Error 413.1 - Request Entity Too Large (and similar errors) in an ASP.NET application hosted on IIS Web Server

October 12, 2021October 12, 2021 - by Ryan - Leave a Comment

If you have come across this article it is likely that you are trying to configure your ASP.NET application (Core, MVC, Web API, Windows Forms, WCF or other) on an …

Coding / Cyber Security / Servers & Services / Web

SQL Injection: Security Best Practices & Guidelines How to prevent SQL injection attacks and other injection-based threats targeting web applications and services

July 29, 2021July 29, 2021 - by Ryan - Leave a Comment

Few weeks ago we wrote a post enumerating the most common Input Validation vulnerabilities in software development and how to fix them. In this article we will deal with one …

ASP.NET C# - How to convert Office files to PDF using SyncFusion File Formats & Essential Studio

ASP.NET / C# / Coding

ASP.NET C# – How to check if a PDF file is password protected A simple yet effective way to determine if a PDF file is password protected or not using SyncFusion PDF libraries

May 4, 2021May 4, 2021 - by Ryan - Leave a Comment

If you found this post it most likely means that you're looking for a way to determine if a PDF file is password protected or not using ASP.NET C#. This …