Many organizations tend to believe that having a single protection system on their network perimeter is enough to safeguard their assets. Having a single network firewall is simply a single-layer defense; there are many ways in which attacks can bypass the security systems and controls within a corporate network. One technique that is commonly used is to manipulate a person into doing something or revealing confidential information to the attacker. This is known as social engineering.
As a penetration tester, it's important to understand the essential concepts, techniques, and practical aspects of this topic as it will aid you in gaining user credentials, system and network access in a corporate network, and other sensitive details about an employee and the target network. During the course of this chapter, you will compare and contrast...