Chapter 1. Fundamentals of Cisco Next-Generation Security
The threat landscape today is very different from that of just a few years ago. Many bad actors are causing major disruptions to enterprises, service providers, and governments with a combination of simple attacks and very sophisticated, well-organized, and well-funded attack campaigns. A large number of these advanced attacks are difficult to detect and remain in networks for long periods of time.
Traditional security products have concentrated on providing high-level visibility into what’s happening in the network and denying traffic at the point of entry. However, bad actors do not carry out advanced attacks at a single point in time. Their attack schemes and campaigns use sophisticated ...
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