Skip to main content
  1. Home

Free Programming Tutorials, Blogs & Developer Tools

11
Jun
2026

18 views

This guide provides a comprehensive approach to implementing Two-Factor Authentication (2FA) using ASP.NET Core Identity, enhancing security for web applications. Understanding 2FA is crucial as it adds an additional layer of protection against unauthorized access, thereby mitigating risks associated with credential theft. Familiarity with ASP.NET Core Identity and basic authentication concepts is essential before proceeding with the implementation.

2fa two factor authentication asp.net core identity security user authentication web application identity management programming tutorial
Read More
11
Jun
2026

15 views

This article explores how to secure sensitive information in ASP.NET Core applications by utilizing environment variables and the built-in secret management system. Understanding these concepts is crucial for preventing exposure of sensitive data in production environments. Readers should have a basic understanding of ASP.NET Core and its configuration system before diving in.

asp.net core appsettings json environment variables secret management security configuration development production
Read More
11
Jun
2026

10 views

In this post, readers will learn how to effectively use the JsonIgnore attribute in ASP.NET Core to prevent sensitive data exposure in API responses. This is crucial for maintaining data privacy and security in modern web applications. A fundamental understanding of ASP.NET Core and JSON serialization is recommended for optimal comprehension.

asp.net jsonignore api security data protection web development serialization programming best practices
Read More
10
Jun
2026

22 views

This article will explore the implementation of IP whitelisting and blacklisting middleware in ASP.NET Core applications, focusing on its importance in enhancing security measures. We will delve into the practical aspects of creating custom middleware that can filter requests based on IP addresses, ensuring that only authorized users can access sensitive resources. Prior knowledge of ASP.NET Core middleware and basic C# programming is recommended for a better understanding of the concepts discus

aspnetcore middleware ipwhitelisting ipblacklisting security webdevelopment csharp programming
Read More
10
Jun
2026

21 views

In this guide, you will learn how to implement API key authentication middleware in an ASP.NET Core Web API, a crucial technique for securing your APIs against unauthorized access. Understanding API key authentication helps in protecting sensitive data and ensuring that only authorized clients can interact with your services. Prior knowledge of ASP.NET Core and basic middleware concepts is recommended to fully grasp the implementation details.

aspnetcore authentication middleware apikey webapi security programming development
Read More
09
Jun
2026

28 views

This article explores how to implement Content Security Policy (CSP) headers in ASP.NET Core MVC applications to enhance security against XSS attacks. Understanding CSP is crucial for developers aiming to create secure web applications. Prerequisites include familiarity with ASP.NET Core MVC, middleware concepts, and basic web security principles.

asp.net core mvc content security policy csp web security middleware xss secure coding
Read More
09
Jun
2026

24 views

In this comprehensive guide, you will learn how to effectively handle race conditions in ASP.NET Core applications using locking mechanisms. Understanding this topic is crucial for ensuring data integrity and application reliability when multiple concurrent requests are processed. Prior knowledge of ASP.NET Core, multithreading concepts, and basic C# syntax is recommended.

cwe 362 race conditions asp.net core locks semaphore multithreading concurrency inventory management best practices
Read More
30
Oct
2022

19,794 views Watch Video

Hello guys, we often want to integrate payment gateways in our Asp.Net applications. Some of the most popular payment gateways are payumoney,paypal,stripe and razorpay. We have already covered payumoney and stripe in our blogs. In this article we will see how to implement paypal in Asp.Net Core.

Aspnet Core Paypal Paypal in Aspnet core asp net core payment gateway csharp paypal integration mvc application nuget package secure payments international payments payment processing web development aspnet
Read More
13
Apr
2026

132 views

In this guide, readers will learn how to seamlessly integrate the Google Calendar API with an ASP.NET Core application, enabling the management of calendar events programmatically. This integration is crucial for applications that require scheduling functionalities, enhancing user experience and productivity. Prior to diving in, familiarity with ASP.NET Core, RESTful APIs, and OAuth 2.0 authentication is recommended.

google calendar api asp.net core oauth 2.0 authentication scheduling application api integration performance optimization best practices
Read More
29
Mar
2026

140 views

This guide covers everything you need to know about web scraping using Python and BeautifulSoup, including practical examples and best practices. Web scraping is essential for data extraction, enabling you to gather information from the web efficiently. Before diving in, familiarity with Python and basic HTML structure is beneficial.

web scraping python beautifulsoup data extraction programming requests html parsing web development
Read More
21
Feb
2021

21,435 views Watch Video

Hello guys, in this article we will tell you about what is Ajax? and how it can help you create better projects with better performance.Ajax basically used for Asynchronous Javascript and XML. As the name defines it helps you make server side operation asynchronously or you can say without reloading the page. So we will see few examples of using Ajax in Asp.Net MVC.

Jquery AJax Ajax Jquery AspNet MVC
Read More
09
Apr
2026

150 views

This post delves into securing Dapper queries in ASP.NET Core applications against SQL Injection vulnerabilities, a critical concern for any application interacting with databases. Understanding the methods and best practices for preventing SQL Injection is essential for maintaining the integrity and security of your data. Prior knowledge of C#, ASP.NET Core, and Dapper is recommended to fully grasp the concepts discussed.

dapper asp.net core sql injection security orm web development programming code quality
Read More
21
Mar
2026

289 views

This article explores the intricacies of CWE-22, commonly known as Path Traversal, a significant security vulnerability that allows attackers to access files and directories outside of the intended scope. Understanding this vulnerability is critical for developers and security professionals to safeguard applications against unauthorized file access. Prior knowledge of basic web application security concepts and file system operations will enhance comprehension.

cwe 22 path traversal security vulnerabilities file system web application security input validation express.js middleware
Read More

Trending This Month

Based on actual reader views in June 2026

1 Implementing an End-to-End CI/CD Pipeline for ASP.NET Core Using Azure DevOps
223 views ASP.NET Core
2 Integrating Azure Cognitive Search into ASP.NET Core Applications
203 views ASP.NET Core
3 How to get fcm server key
98 views ASP.NET Core
4 Understanding CWE-312: Best Practices for Secure Data Storage and Sensitive Information Management
92 views Security
5 Integrating Cloudflare Turnstile in ASP.NET Core: A Privacy-First CAPTCHA Alternative
92 views ASP.NET Core
6 Responsive Slick Slider
87 views HTML/CSS
7 Mastering Functions in C++: A Complete Guide with Examples
80 views C++

Free Developer Tools

Handy online tools to boost your productivity — no login required.

HTML Beautifier
Format & prettify HTML code instantly
JSON Beautifier
Validate & format JSON with syntax highlighting
XML Beautifier
Indent and format XML documents
CSS Beautifier
Clean up and format CSS stylesheets
JS Beautifier
Beautify & minify JavaScript code
Diff Checker
Compare two texts and spot differences
Password Generator
Generate strong, secure passwords
Hash Generator
MD5, SHA-1, SHA-256 & more
Base64 Encode/Decode
Encode or decode Base64 strings
URL Encoder
Encode & decode URLs and query strings
JSON to CSV
Convert JSON arrays to CSV format
QR Code Generator
Generate QR codes for any text or URL
Regex Tester
Test and debug regular expressions live
Case Converter
camelCase, snake_case, PascalCase & more
Word Counter
Count words, characters & reading time
Timestamp Converter
Convert Unix timestamps to readable dates
Meta Tag Generator
Generate SEO meta tags & Open Graph tags
Color Picker
Pick colors and get HEX, RGB, HSL values
PDF Editor
Merge, split and convert PDF files
SEO Analyzer
Audit any URL and get an SEO score
JWT Decoder
Decode and inspect JWT tokens instantly
SQL Formatter
Format and beautify SQL queries
UUID / GUID Generator
Generate v4 UUIDs in bulk
JSON to TypeScript
Auto-generate TypeScript interfaces from JSON
Cron Explainer
Explain cron expressions in plain English
Number Base Converter
Convert between binary, hex, decimal & octal
CSV to JSON
Convert CSV data to JSON format
Markdown to HTML
Preview and convert Markdown to HTML
Lorem Ipsum Generator
Generate placeholder text for mockups
String Escape
Escape/unescape strings for JSON, HTML & more
World Clock
Live time in your timezone & worldwide
Image Converter
Convert JPG, PNG, WebP, BMP client-side
Image Resizer
Resize images to exact dimensions
Image Compressor
Reduce image file size without quality loss
Image to Base64
Encode images as Base64 data URIs
PNG to ICO
Create multi-size favicon .ico files

Our Community Impact

Blogs, views & resources shared with developers around the world

832
Total Blogs
Programming articles & tutorials
2,475,668
Total Views
Page views across all blogs
2,875
Downloads
Source code & resource downloads

Never study to be successful, study for self-efficiency. Don’t run behind success. Follow behind excellence, success will come all way behind you.

Translate Page