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March 2009

Choosing the right Web application firewall

Enterprises rushing to meet PCI compliance requirements may find themselves in a quandary when it comes to choosing a Web application firewall (WAF). How do you know what to look for? How do you deploy and manage the appliance or software effectively? How do you fit it into your existing infrastructure? We'll highlight the key considerations when evaluating products so your company is in compliance. Step by step: Choosing a WAF Follow these basic steps when choosing the appropriate Web application firewall for your application: Use security policy objectives to define what controls your WAF must have. Review the types of risk each product covers. Test performance and scalability. Evaluate the vendor's technical support. Assess whether you have the required in-house skills to maintain and manage it. Balance security, throughput, and overall cost. -- Michael Cobb A Web application firewall or application-layer firewall is an appliance or software designed to protect web applications against attacks and data leakage. It sits ...

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