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Application Attacks (Buffer Overflows, Cross-Site Scripting)

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  • Can fuzzing identify cross-site scripting (XSS) vulnerabilities?

    Fuzzing may find weaknesses in software, but the testing process can't find every flaw. Ed Skoudis explains what other tools are necessary when looking for cross-site scripting vulnerabilities. 

  • Can Snort stop application-layer attacks?

    Even though Snort can add an important layer of defense for applications, it won't fix the underlying problem of poorly written ones. Michael Cobb reveals a more efficient technique for patching up XSS and SQL injection vulnerabilities. 

  • What causes buffer overflows and memory leaks in a Web application?

    Buffer overflows and memory leaks can cause serious harm to Web applications. In this Q&A, application security expert Michael Cobb reveals how both can lead to security breaches and system compromises. 

  • Cross-site tracing vs. Cross-site scripting

    Cross-site tracing, slightly different from cross-site scripting, can still do some significant damage to your Web applications. In this Q&A, information security threats expert Ed Skoudis reveals how each attack is carried out. 

  • What are application logic attacks?

    In 2005, application logic flaws allowed alert, Web-savvy gamblers the chance to win a lot of money. In this tip, application security expert Michael Cobb examines these types of vulnerabilities and how they can lead to application... 

  • If a virtual machine is hacked, what are the consequences?

    In our expert Q&A, information security threats expert Ed Skoudis explains how attackers can compromise a virtual machine. 

  • What new tactics can prevent cross-site scripting attacks?

    Cross-site scripting attacks are a major threat to today's information security environment. In this expert Q&A, Ed Skoudis reveals how attackers use this technique to exploit vulnerable Web sites. 

  • How to prevent input validation attacks

    Learn what canonicalization is and what Web developers can do to prevent input validation attacks. 

  • How to prevent cross-site scripting

    Learn how cross-site scripting, a common Web application attack, operates and what Web users and Web developers can do to protect against it, in this information security threats Ask the Expert Q&A. 

  • How to protect the network from DoS attacks

    In this Ask the Expert Q&A, our security threat expert, Ed Skoudis, discusses how a new type of DoS attack operates and what you can do to protect your network.