Book Image

The Web Application Hacker's Handbook

By : Dafydd Stuttard, Marcus Pinto
Book Image

The Web Application Hacker's Handbook

By: Dafydd Stuttard, Marcus Pinto

Overview of this book

Web applications are the front door to most organizations, exposing them to attacks that may disclose personal information, execute fraudulent transactions, or compromise ordinary users. This practical book has been completely updated and revised to discuss the latest step-by-step techniques for attacking and defending the range of ever-evolving web applications. Youíll explore the various new technologies employed in web applications that have appeared since the first edition and review the new attack techniques that have been developed, particularly in relation to the client side. The book starts with the current state of web application security and the trends that indicate how it is likely to evolve soon. Youíll examine the core security problem affecting web applications and the defence mechanisms that applications implement to address this problem, and youíll also explore the key technologies used in todayís web application. Next, youíll carry out tasks for breaking into web applications and for executing a comprehensive attack. As you progress, youíll learn to find vulnerabilities in an application's source code and review the tools that can help when you hack web applications. Youíll also study a detailed methodology for performing a comprehensive and deep attack against a specific target. By the end of this book, youíll be able to discover security flaws in web applications and how to deal with them.
Table of Contents (32 chapters)
Free Chapter
1
Cover
2
Title
3
Copyright
4
About the Authors
5
About the Technical Editor
6
MDSec: The Authors’ Company
7
Credits
8
Acknowledgments
31
Index
32
End User License Agreement

1 Map the Application's Content

21.1

Figure 21.2 Mapping the application's content

1.1 Explore Visible Content

  1. 1.1.1 Configure your browser to use your favorite integrated proxy/spidering tool. Both Burp and WebScarab can be used to passively spider the site by monitoring and parsing web content processed by the proxy.
  2. 1.1.2 If you find it useful, configure your browser to use an extension such as IEWatch to monitor and analyze the HTTP and HTML content being processed by the browser.
  3. 1.1.3 Browse the entire application in the normal way, visiting every link and URL, submitting every form, and proceeding through all multistep functions to completion. Try browsing with JavaScript enabled and disabled, and with cookies enabled and disabled. Many applications can handle various browser configurations, and you may reach different content and code paths within the application.
  4. 1.1.4 If the application uses authentication, and you have or can create a login account, use this to access...