The book comprises: i. An effective framework for the evaluation of performance and scalability of web servers. ii. A study for characterization and comparison of web server benchmarking tools and techniques. iii. An exhaustive study of web server software architectures. iv. Experimental evaluation and comparative analysis of user mode and kernel mode web servers. v. An analysis of compute and retrieve intensive workloads on the performance of a web server. vi. Effective scalability characterization and analysis of web servers on clustered systems. vii. Design, Implementation and Evaluation of the proposed Java-based hybrid web server. viii. The identification, evaluation and comparison of security mechanisms in-place in web servers.