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DevOps for Networking by Steven Armstrong

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Chapter 11. Securing the Network

With many businesses transitioning to software-defined networks and using APIs to make network changes, the importance of securing the network is a prominent concern. Security implementations need to evolve too, as the network is virtualized and modern protocols are used to build Leaf-Spine architectures to scale out multi-tenant cloud environments.

In this chapter, the following topics will be covered:

  • The evolution of network security and debunking myths
  • Securing a software-defined network
  • Network security and Continuous Delivery

The evolution of network security and debunking myths

As network engineers become accustomed to a flat layer 2 network and Spanning Tree protocol as discussed in Chapter 1, The Impact of Cloud ...

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