ECSS: EC-Council Certified Security Specialist

Which of the following deliberately involves sending multiple copies of identical content to the same recipient?

VPN technology is based on tunneling. It requires establishing and maintaining a logical network connection. Packets created in a particular VPN protocol format are encapsulated inside another base or carrier protocol. They are transmitted between the VPN client and server and are ultimately de-encapsulated at the receiving end. Which statement best describes the function of voluntary tunneling?

A security strategy in which several protection layers are deployed throughout an information system helps prevent direct attacks against an information system and its data because breaking through one layer only leads an attacker to the next layer. What is this security strategy called?

Which attack enables attackers to bypass client-ID security mechanisms, obtain access privileges, and inject malicious scripts into particular web pages?

Network security can be improved in several ways, such as by installing a special type of web server and by using packet filtering. What type of server is deployed as an intermediary between a client and a server to act as a shield that protects and conceals the computer from the external network?