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OWASP Top 10: Protecting Against Threats and Vulnerabilities (Udemy.com)

Master OWASP Web Application Security: Defend the Digital Realm, Advanced Security Strategies, Techniques, & Prevention.

Created by: Kareem Ullah

Last updated November 2023

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What you will learn

  • Recognizing the critical role of web application security in today's digital landscape.
  • Understanding the significance of the Open Web Application Security Project and its contributions to web application security.
  • In-depth knowledge of the top ten most critical web application security risks, including injection, broken authentication, sensitive data exposure, and more.
  • Principles and guidelines for writing secure code.
  • Techniques for input validation, output encoding, authentication, session management, data validation, and error handling.
  • Awareness of client-side security threats and the implementation of secure coding practices for JavaScript.
  • Prevention of Cross-Site Scripting (XSS) and the use of Content Security Policy (CSP) and Cross-Origin Resource Sharing (CORS) for protection.
  • Methods and techniques for assessing and testing web application security.

How it compares

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

  • Rating4.6 out of 5higher than 72% of them
  • Reviews1,145#173 of 524 by number of reviews
  • Length1.5 hoursshorter than 90% of them
  • Last updatedNovember 2023earlier than 63% of them

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Course Description

Web Application Security Mastery: "OWASP Top 10: Protecting Against Threats and Vulnerabilities"

OWASP stands for the "Open Web Application Security Project." It is a nonprofit organization that focuses on improving the security of software. OWASP achieves its mission through various initiatives, including educational resources, tools, and projects. One of OWASP's primary areas of focus is web application security.

OWASP is well-known for its "OWASP Top Ten," a list of the top ten most critical web application security risks. This list helps organizations and developers understand the most prevalent vulnerabilities and threats facing web applications, allowing them to prioritize their security efforts.

In this comprehensive course, you will embark on a journey to become a proficient guardian of web applications. With the ever-increasing threat landscape, it is crucial to understand the ins and outs of web application security. This course equips you with the knowledge and skills necessary to safeguard web applications from a wide range of threats and vulnerabilities.

You'll begin with an introduction to the significance of web application security and the pivotal role played by OWASP (Open Web Application Security Project). As you progress, you'll delve deep into the OWASP Top Ten, which outlines the most critical security risks in web applications. Understanding these risks is fundamental to building secure applications.

The course then explores secure coding principles and the OWASP Secure Coding Guidelines, providing you with the foundation to write code that is resilient to attacks. You'll learn about input validation, output encoding, authentication, session management, data validation, and error handling to create robust and secure applications.

We also cover the realm of client-side security, where you'll learn about threats and how to implement secure coding practices for JavaScript, prevent Cross-Site Scripting (XSS), and enforce Content Security Policy (CSP) and Cross-Origin Resource Sharing (CORS) mechanisms.

Security assessment is a critical part of this course, where you'll understand the process of evaluating web application security. You'll become proficient in both manual and automated testing techniques and learn how to effectively report security findings.

To integrate security seamlessly into the software development lifecycle (SDLC), you'll explore the concept of secure development phases and delve into OWASP SAMM (Software Assurance Maturity Model). Building a security culture is emphasized as you learn to make security an integral part of the development process.

Finally, the course encompasses securing APIs and web services, shedding light on the unique challenges in this domain, and covers OWASP API Security Top Ten, authentication, authorization, data validation, and input sanitization for APIs.

By the end of this course, you will have a strong foundation in web application security, equipped to protect web applications against a myriad of threats and vulnerabilities.

OWASP plays a significant role in promoting and improving the security of web applications and software in general, making the internet a safer place for users and organizations.

Whether you're a developer, security professional, or an enthusiast looking to enhance your knowledge, this course empowers you to become a proficient guardian of web applications in an increasingly interconnected digital world.

Enroll and join now this OWASP Top 10 journey!

Thank you

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Instructor Details

Kareem Ullah

Welcome to my Udemy account! As a new instructor, I am excited to share my knowledge and expertise with you. Whether you're looking to expand your skills, gain new knowledge, or start a new career, I am here to help you unlock your potential. With a focus on practical learning and real-world applications, my courses are designed to provide you with the tools and skills you need to succeed. Join me today and let's take the first step towards achieving your goals together!

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Reviews

4.6

1,145 ratings on Udemy

Select a bar to show only those reviews.Select the bar again to show every rating.

By Akselisak on 2/2/2026

This course on OWASP Top 10 is excellent and very well structured. It explains security threats and vulnerabilities in a clear, practical way, making complex topics easy to understand. I really appreciated the real-world examples and best practices for protecting applications. Highly recommended for anyone interested in web application security.

By Silas Logan on 11/10/2025

I absolutely loved the OWASP Top 10: Protecting Against Threats and Vulnerabilities course! The content is clear, well-structured, and engaging. It covers each of the top 10 web application security risks in-depth, making complex concepts easy to understand.

By Paul Blake on 11/4/2025

Just finished the OWASP Top 10: Protecting Against Threats and Vulnerabilities course on Udemy, and I have to say—it was excellent! The instructor explained complex security concepts in a really clear and practical way, with great real-world examples. I especially liked how each section connected directly to common web vulnerabilities and how to prevent them. Perfect for anyone who wants to strengthen their understanding of web app security. Highly recommend

By Adele Robin on 10/23/2025

Just finished the OWASP Top 10: Protecting Against Threats and Vulnerabilities course on Udemy, and I absolutely loved it! The instructor explained complex security concepts in a really clear and practical way, with plenty of real-world examples. It’s a great balance of theory and hands-on learning — perfect for anyone wanting to understand web app security better. Highly recommend it to both beginners and professionals looking to strengthen their security skills

By Shalika Janani on 10/18/2025

Great course! Clear explanations, practical examples, and very engaging. Perfect for understanding and applying OWASP Top 10 in real-world scenarios.

By Lahiru Shehan on 10/12/2025

I recently completed the OWASP Top 10: Protecting Against Threats and Vulnerabilities course on Udemy, and I am thoroughly impressed! This course provides an excellent foundation for understanding the most critical security risks in web applications

By Henrik Olsen on 10/4/2025

This course is a fantastic introduction to the OWASP Top 10 and web application security. The explanations are clear, practical, and well-structured, making complex concepts easy to understand. Highly recommended for anyone looking to strengthen their understanding of cybersecurity best practices

By Paul Noah on 8/24/2025

“Excellent course! The content was clear, practical, and easy to follow. I gained valuable knowledge about protecting against threats and vulnerabilities, and the real-world examples made it very engaging. Highly recommend!”

By Anonymized User on 10/7/2024

Great course, thanks. - Audio quality could be better - Some of the content could be less repetitive.

By Marty Troyer on 6/25/2024

The heavy accent of the speaker was distracting and hard to follow. If I didn't have the text to follow, it would have been hard to understand some sections.

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Quality Score

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Overall Score : 92 / 100