Part V. Securing the Network
The sad truth is that almost as soon as there were networks, there was a need to secure them. In fact, the need for security is so great that network security has become a multibillion-dollar-per-year industry.
This part begins with a primer on securing the network. Next we cover hacking and one of the earliest strategies to mitigate hacker threats: firewalls.
It would be great if firewalls addressed all our security concerns, but the aggressive nature and sophistication of some network attacks require more sophisticated protection methods. The next topic covered is intrusion detection, which helps network administrators ...
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