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Web Application Security: Understanding HTTP Security Headers

Gain insights into HTTP security headers, learn their risks, explore solutions, and discover how to implement them using Helmet for enhanced web application security.

4.5

18 Lessons

1h 10min

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LEARNING OBJECTIVES

Establishing secure web applications using HTTP security headers
Understanding Content Security Policy
Configuring Node.js web applications securely
Learning how to test and monitor for security headers and vulnerable JavaScript libraries
Roadmap for next steps in web controls and security headers spec

Learning Roadmap

18 Lessons8 Quizzes

Introduction

Get familiar with HTTP security headers, browser controls, essential tools, and the Helmet package.

Requirements

Headers as Browser Security Controls

Helmet - a Node.js Package for HTTP Security Headers

HTTP Security Headers

Discover the logic behind HTTP security headers, their implementations, and their roles in web protection.

HTTP Strict Transport Security

X Frame Options

Content Security Policy

X XSS Protection

X Content Type Options

Referer and Referrer Policy

Testing for Security Headers

5 Lessons

Work your way through testing web application security headers with WebPageTest, Lighthouse, and Check My Headers.

What's Next?

4 Lessons

Grasp the fundamentals of establishing CSPs, monitoring security, evolving headers, and additional learning resources.

Certificate of Completion

Showcase your accomplishment by sharing your certificate of completion.

Show License and Attributions

Developed by MAANG Engineers

ABOUT THIS COURSE

This course teaches you hands-on practical use of HTTP security headers as browser security controls to help secure web applications. For each HTTP security header that can enhance your web application security, you'll learn what is the overall risk of not implementing it, and what does a proposed solution help with. Finally, you'll learn how to implement and configure the security header with Helmet, a popular and well maintained Node.js package on npm.

ABOUT THE AUTHOR

Liran Tal

Senior Developer Advocate at Snyk & Node.js Foundation Security Working Group

Learn more about Liran

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