Summary
In this chapter, we looked at virtualization and the risks associated with it. We discussed how some of these risks can be mitigated through the same set of controls that SELinux offers, such as type enforcement (limiting what guests can do) and MCS confinement (isolating guests from each other).
Next, we covered how libvirt supports several virtualization technologies on Linux platforms and how it includes a technology called sVirt that enables SELinux integration, offering guest isolation and access controls. We saw how administrators can manipulate the sVirt logic within libvirt, such as using different domain labels or category sets.
Finally, we looked at Docker, a popular container technology, and how here too sVirt can provide container ...
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