Secure Linux containers cookbook
Lightweight containers, otherwise known as Virtual Private Servers (VPS) or Jails, are often thought of as a security tools designed to confine untrusted applications or users; but as presently constructed, these containers do not provide adequate security guarantees. By strengthening these containers using SELinux or Smack policy, a much more secure container can be implemented in Linux. This article shows you how to create a more secure Linux-Security-Modules-protected container. Both the SELinux and Smack policy are considered works in progress, to be improved upon with help from their respective communities.
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