Training > Web & Application > Introduction to JavaScript Security (LFS184)
Training Course

Introduction to JavaScript Security (LFS184)

Understanding JavaScript security makes you a sharper, more valuable developer. Learn to spot risks early and think like a defender for a career edge.

Who Is It For

This course is for web developers, engineers, and tech students who want to build a strong foundation in JavaScript and web security. It’s ideal for those new to security concepts or looking to integrate secure practices into their development workflow.
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What You’ll Learn

Build a strong foundation in web technologies and JavaScript security, including key protocols, browser defenses, and the attack patterns every developer should recognize and understand.
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What It Prepares You For

This course prepares you to spot security flaws in JavaScript apps, design safer systems, and bring a security-first mindset to every stage of development—skills that set you apart and strengthen your next move, whether it's a new role or a promotion.
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Course Outline
Ch 1. Course Introduction
Ch 2. Introduction to JavaScript Security
Ch 3. Fundamentals: HTML, URLs, CSS, and JavaScript
Ch 4. Fundamentals of IP, DNS, and HTTP
Ch 5. The Same-Origin Policy
Ch 6. Cookies and Sessions
Ch 7. Cross-Site Request Forgery
Ch 8. Cross-Site Scripting
Ch 9. Server-Side Code Injection
Ch 10. Other Server Risks
Ch 11. Supply Chain Security

Prerequisites
You should have experience with at least one programming language (JavaScript preferred, but not required) and possess basic command line skills.

You will need a modern web browser (Chrome, Firefox, Safari, or Edge), a Node.js environment (v18+), and a text editor or IDE.