The book introduces about the BlueCoat products such as Proxy SG, Proxy AV, BCWF(BlueCoat web filtering), K9 web protection, BlueCoat Reporter. We have explained in detail, installation procedures, configuring and maintaence. We have described about different protocols that could be integrated with BlueCoat such as ICAP, LDAP, WCCP, HTTP, HTTPS, GRE, L2 layer, explicit/transparent etc.. . The reader would benefit by knowing the details for each functionality, and where, when and how they make sense, as well as tips on deployment / troubleshooting and best practices. We have included the cloud architecture for Webpulse and threat protection which is the state-of-art for providing web filtering solutions. Each chapter has real time questions which will review the readers knowledge about the chapter and the answers are discussed in the end of the book. It also explains the different caching and optimization algorithms that is available in the industry and BlueCoat best model of caching and accelerated techniques in their products.