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ASP.NET Web Security & OWASP Top 10 for Developers (Udemy.com)

Learn to identify and prevent OWASP Top 10 vulnerabilities in ASP.NET Core with hands‑on coding and real‑world labs.

Created by: Chuck McCullough

Last updated March 2026

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What you will learn

  • Identify and correct web application vulnerabilities in ASP .Net Applications
  • Learn best practices for secure by default web applications using ASP,Net core
  • Understand common vulnerabilities such as the OWASP Top 10
  • Step inside the mind of the attacker to understand their techniques

How it compares

Against the other 523 rated Udemy courses in Hacking on CourseDuck:

  • Rating4.3 out of 5higher than 21% of them
  • Reviews108#441 of 524 by number of reviews
  • Length3.2 hoursshorter than 68% of them
  • Last updatedMarch 2026more recently than 66% of them

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Course Description

Web applications are under constant attack, and developers are expected to understand how to identify, prevent, and mitigate the most common vulnerabilities. This course teaches you how to secure ASP.NET and ASP.NET Core applications using industry‑standard practices and the OWASP Top 10, the globally recognized benchmark for web application security.

You’ll learn how real‑world attacks work, how to exploit vulnerable code in a safe environment, and—most importantly—how to fix those vulnerabilities using secure coding techniques. Through hands‑on labs, practical examples, and clear explanations, you’ll build the skills needed to design and develop applications that are secure by default.

This course has been delivered to thousands of developers worldwide, including teams at major corporations, government agencies, and the military. Microsoft uses Chuck’s courses internally to train their own developers, and the curriculum has evolved over two decades to reflect today’s modern security challenges.

Whether you’re a beginner developer or an experienced engineer looking to strengthen your security mindset, this course will help you understand the risks, avoid common mistakes, and build safer, more resilient ASP.NET applications.

What You’ll Learn

  • Understand and mitigate the OWASP Top 10 vulnerabilities

  • Prevent SQL Injection, XPath Injection, and command injection

  • Implement secure authentication and authorization using Identity

  • Protect applications from XSS, CSRF, XXE, and broken access control

  • Avoid insecure deserialization and unsafe component usage

  • Apply secure‑by‑default design principles in ASP.NET Core

  • Strengthen logging, monitoring, and error‑handling practices

  • Build secure business‑tier logic and validate user input effectively

(All rewritten from your original bullet list, but clearer and more SEO‑friendly.)

Why This Course Stands Out

  • Taught by an instructor whose courses are used by Microsoft to train developers

  • Hands‑on labs with real code, real vulnerabilities, and real fixes

  • Updated for modern ASP.NET Core and current OWASP guidance

  • Designed for developers who want practical, actionable skills—not theory

Who This Course Is For

  • ASP.NET and ASP.NET Core developers

  • Software engineers who want to build secure applications

  • Students preparing for cybersecurity or secure‑coding roles

  • Teams adopting secure‑by‑design development practices

  • Anyone responsible for reducing risk in web applications

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Instructor Details

Chuck McCullough

Chuck McCullough is a senior software engineer and instructor with over 30 years of professional development experience specializing in C++, C#, .NET, ASP.NET Core, software architecture, and secure application development.

He began his career building high‑performance C applications for the financial industry before joining IBM in 1989, where he developed and tested large‑scale APIs in C++. In 1992, Chuck founded McCullough & Associates, a global software consulting and training organization serving enterprise, government, and university clients.

As a software architect, Chuck is proficient in Java, C#, C++, .NET, ASP.NET Core, MVC, secure coding practices, object‑oriented design, design patterns, and test‑driven development. He has trained thousands of developers worldwide in modern programming techniques, enterprise application design, and cybersecurity best practices.

Chuck’s courses focus on practical, real‑world skills, hands‑on coding, and industry‑standard engineering practices that help learners grow from beginner to professional developer

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Reviews

4.3

108 ratings on Udemy

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By Skye Crossan on 11/29/2023

The course is a bit dated now. The content is excellent, but the environment setup and examples required to much updating. Still high value content.

By Naresh Chandra on 10/3/2023

This course is good for recuring web application from hackers. good and useful information provided in this course.

By Shaun Lynch on 4/21/2023

The music behind some of the videos was distracting and made it difficult to focus on the content.

By Sonal Borkar on 2/7/2023

Nice tutorial, covered most of the topics related to Web Security using recent design principles.

By Ramesh Darsi on 12/1/2022

yes, Exactly what we are looking for Cyber Security related to ASP.NET

By Gkogkou Elpiniki on 11/8/2021

It's very good but a little difficult to follow the instructions in order to carry through with the labs.

By Joe Zam on 7/24/2021

The course is good and I liked when the teacher was coding and explaining his thought process as he was typing, indicating the reasons for his decisions. Microsoft Identity takes care of so many things in the background that creates a new layer of abstraction for the developer and it does not help in creating awareness regarding risks and what to always remember. At the end we have a project solved but there is no explanation of the thought processes to make the application more secure, so if I move on to code with Python or any other coding language I don't know what defenses should I be either adding through libraries or building myself.

By Guillermo Rugilo on 5/10/2021

The course was a good match, very interesting contents, specially security analysis.

By Rahul Sharma on 1/7/2021

This course contains more theory and less practical. Theoritical explaination could be better with correspond practical example.

By Isai Yepez on 1/6/2021

Chuck is an excellent teacher, their suggestions are very precise. Something that I think it could be improved, is the explanations for the design patterns and principles. I think that we could have an entire video for each class that needs refactoring, so everyone can understand the technical debt of having the old code.

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Overall Score : 86 / 100