Download e-book for iPad: Hacking Exposed Web 2.0: Web 2.0 Security Secrets and by Rich Cannings

By Rich Cannings

ISBN-10: 0071494618

ISBN-13: 9780071494618

ISBN-10: 0071595481

ISBN-13: 9780071595483

Lock down next-generation net companies "This booklet concisely identifies the categories of assaults that are confronted day-by-day through net 2.0 websites, and the authors provide strong, sensible recommendation on find out how to establish and mitigate those threats." --Max Kelly, CISSP, CIPP, CFCE, Senior Director of safeguard, FacebookProtect your net 2.0 structure opposed to the most recent wave of cybercrime utilizing professional strategies from web safety execs. Hacking uncovered internet 2.0 indicates how hackers practice reconnaissance, decide on their access aspect, and assault internet 2.0-based prone, and divulges targeted countermeasures and safeguard concepts. you will how you can stay away from injection and buffer overflow assaults, repair browser and plug-in flaws, and safe AJAX, Flash, and XML-driven functions. Real-world case reports illustrate social networking web site weaknesses, cross-site assault equipment, migration vulnerabilities, and IE7 shortcomings.Plug safety holes in net 2.0 implementations the confirmed Hacking uncovered wayLearn how hackers goal and abuse susceptible net 2.0 purposes, browsers, plug-ins, on-line databases, person inputs, and HTML formsPrevent internet 2.0-based SQL, XPath, XQuery, LDAP, and command injection assaults keep away from XXE, listing traversal, and buffer overflow exploits examine XSS and Cross-Site Request Forgery equipment attackers use to avoid browser safety controls repair vulnerabilities in Outlook show and Acrobat Reader add-onsUse enter validators and XML sessions to enhance ASP and .NET defense do away with unintended exposures in ASP.NET AJAX (Atlas), Direct internet Remoting, Sajax, and GWT net applicationsMitigate ActiveX protection exposures utilizing SiteLock, code signing, and safe controlsFind and connect Adobe Flash vulnerabilities and DNS rebinding assaults 

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Extra resources for Hacking Exposed Web 2.0: Web 2.0 Security Secrets and Solutions (Hacking Exposed)

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The second column holds the username, which is arbitrarily assumed to be 32 characters at most. The third column holds the password column, which contains a hash of the user’s password, because it is bad practice to store user passwords in their original form. We will use the SQL function PASSWORD() to hash the password. In MySQL, the output of PASSWORD() is 41 characters. Authenticating a user is as simple as comparing the user’s input (username and password) with each row in the table. If a row matches both the username and password provided, then the user will be authenticated as being the user with the corresponding ID.

2. Download that code. 3. Test that code on your local machine to find a buffer overflow. 4. Develop exploit code that works on your local machine. 5. Attempt to execute the exploit code on the web application. Preventing Buffer Overflows The easiest step is to avoid developing frontend web applications with C and C++. The speed increase is nominal compared to delays in Internet communication. If you must use code written in C or C++, minimize the amount of code used and perform sanity checks on user input before sending it onto the C or C++ derived code.

Step 1: HTML Injection There are many, many possibly ways to inject HTML and, more importantly, scripts into web applications. If you can find an HTTP response in some web application that replies with the exact input of some previous HTTP request, including angle brackets, rounded brackets, periods, equal signs, and so on, then you have found an HTML injection that Chapter 2: Cross-Site Scripting can most likely be used for XSS on that web application and domain. This section attempts to document most HTML injection methods, but it is not complete.

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Hacking Exposed Web 2.0: Web 2.0 Security Secrets and Solutions (Hacking Exposed) by Rich Cannings

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