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Web App Hacking: Hacking Password Reset Functionality

by Dawid Czagan

This course helps you understand different types of vulnerabilities in password reset functionality. You will learn how to test web applications for various flaws in password reset functionality and how to provide countermeasures for these problems.

What you'll learn

Password reset functionality is very commonly implemented in modern web applications. In this course, Web App Hacking: Hacking Password Reset Functionality, you will learn that this sensitive functionality is often insecurely implemented and it can lead to very severe consequences. First, you will learn how password reset link can be disclosed over insecure channel and how it can leak to external domain via Referer header. Next, you will learn how the attacker can get unauthorized access to the account of arbitrary user as a result of Insecure Direct Object Reference in password reset functionality. You will also learn how the attacker can impersonate a user when session management is insecurely implemented at the time of password resetting. Finally, you will learn about weaknesses in lifecycle of password reset link and you will see how the attacker can enumerate users as a result of a weakness in password reset functionality. By the end of the course, you will know how to test web applications for various flaws in password reset functionality. What's more, you will learn how to implement this functionality securely.

About the author

Dawid Czagan is listed among the Top 10 Hackers by HackerOne. He has found security vulnerabilities in Google, Yahoo, Mozilla, Microsoft, Twitter, and other companies. Due to the severity of these bugs, he has received numerous awards for his findings.

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