(The comparison just makes it easier to illustrate a high level view of what a container is). For now, all you need to know is that containers act similar to a virtual machine, but they are not a virtual machine. This is accomplished by using a little feature in the Linux kernel called namespaces. Docker and Containers 101Ĭontainers are Linux processes that have their own isolated network stack, filesystem, and process list. Not sure what containers are? I’ll be doing my best to explain them! What are containers?Įven if you have used Docker before I recommend reading this section because not only will it explain what docker is on a high level, but it will also explain some of the geeky technical aspects of how Docker works.

Containers can make setting up your CTF work environment as easy as issuing a command or two. Chances are if you have worked with computers lately you have probably heard of the concept of “containerization” or perhaps Docker because they have become extremely popular with developers and operations folks.

Kali linux docker container