Emilio Tissato Nakamura holds M.Sc., MBA, and CISSP-ISSMP. He has been contributing for the information security community for more than 18 years, working in companies like Sun Microsystems, Robert Bosch, Open Security and CPqD. Author of book “Network security”, currently in 11th edition, he has patent requests and publications in areas such as critical infrastructure protection, authentication, and internet security.