rkt will remain compatible with the Docker-specific image format, as well as its own native App Container Image (ACI). That means developers can build containers with Docker and run those containers with rkt. In addition, CoreOS will support the growing ecosystem of tools based around the ACI format.
SELinux is the list of people you can talk to, while seccomp is the list of what words you can say, McCarty said. As an example, if a person could communicate with another person using only three or five words, it would very much limit what could be expressed and prevent most types of illicit activities, and applies in much the same way to Linux containers, he added.
"Love may fail, but courtesy will previal." -- A Kurt Vonnegut fan