Kali Linux 2018: Assuring Security by Penetration Testing - Fourth Edition

Reciprocation

The act of exchanging a favor to gain a mutual advantage is known as reciprocation. This type of social engineering engagement may involve a casual and long-term business relationship. By exploiting the trust between business entities, someone could easily map their target to acquire any necessary information. For example, Bob is a professional hacker and wants to know about the physical security policy of the ABC company at its office building. After careful examination, he decides to develop a website, drawing the keen interest of two of their employees by selling antique pieces at cheap rates.

We assume that Bob already knows their personal information including the email addresses through social networks, internet forums, ...