The below diagram demonstrates what the hybrid data center looks like from a customer's point of view. In this case, most of your stuff is outside of the network boundaries of the organization, such as a SaaS, IaaS and PaaS, and your currently deployed security solution has lost visibility of an infrastructure deployed on the other side of the world. In terms of network visibility, an IaaS model is more flexible than SaaS. On the other hand, a SaaS model does not allow infrastructure visibility behind the cloud application:
![](/api/v2/epubs/9781788839235/files/assets/bad94169-171f-43e4-9cc3-f7c637f22d83.png)
Let's take a look at what the cloud data center network looks like and why we lose ...