• Definition of key security terms
• Computer network vulnerabilities
• Defending against vulnerabilities
• Tools for defenses
We begin this hour with an explanation of several basic but important terms pertaining to security. We then survey the security dangers faced by computer networks. Next, we explain several effective defenses employed to thwart these dangers. We conclude the hour with a look at specific tools to implement these defenses.
Network security is surely the most important job for the manager of a computer network. An efficient and fast network—one providing wonderful email, file transfer, and web page services—is all for naught if it’s not secure. And if the network you manage ...