b. Consider a company whose operations are housed in two buildings on the

same property; One building is headquarters, the other building contains network and computer services. The property is physically protected by a fence around the perimeter, and the only entrance to the property is through this fenced perimeter. In addition to the perimeter fence, physical security consists of a guarded front gate. The local networks are split between the Headquarters LAN and the Network Services LAN. Internet users connect to the Web server through a firewall. Dial-up users get access to a particular server on the Network Services LAN. Develop an attack tree in which the root node represents disclosure of proprietary secrets. Include physical, social engineering, and technical attacks. The tree may contain both AND and OR nodes.

Develop a tree that has at least 15 leaf nodes.