CHAPTER Vulnerability and Risk Assessment 6 INFORMATION IN THIS CHAPTER: l Basic Hacking Techniques Accessing Industrial Networks Determining Vulnerabilities Vulnerability Management l l l In order to protect an industrial network from attack, it is important to understand how an attacker might approach an industrial network, gain access, and ultimately gain control. The basic hacking methodology and techniques of "identify, enumer- ate, and penetrate" are often discussed within the context of a typical Ethernet and