Part 1 — Introduction to Docker & Running Applications as ROOT User. Dear Readers, in this blog series I will cover Security issues related to Docker and how to protect against misconfigurations and attacks.
Note: This is part 1 of a multi-part series.
Dear Readers, in this blog series I will cover Security issues related to Docker and how to protect against misconfigurations and attacks.
Let's get started.
According to the official website of Docker, “Docker is the de facto standard to build and share containerized apps — from desktop to the cloud. We are building on our unique connected experience from code to cloud for developers and developer teams.”
In simple words, Docker provides the ability to package and run an application in an isolated environment called a container.
There are a lot of resources related to understanding docker and the references below will also be helpful;
I will list out security concerns with some tags like [Dockerfile] [Host] or [Both] so that it is easy to understand and do some review if needed.
[Dockerfile] Do Not Run Applications as ROOT User :
One of the best practices while running Docker Container is to run processes with a non-root user. This is because if a user manages to break out of the application running as root in the container, may gain root user access on the host. In addition, configuring container to user unprivileged is the best way to prevent privilege escalation attacks.
Our original Kubernetes tool list was so popular that we've curated another great list of tools to help you improve your functionality with the platform.
Welcome to this on Docker Tutorial for Beginners. In this video provides an Introduction on C++ development with Docker containers. So we will see How to ship C++ Programs in Docker.
We can get a list of all containers in docker using `docker container list` or `docker ps` commands.
Following the second video about Docker basics, in this video, I explain Docker architecture and explain the different building blocks of the docker engine; docker client, API, Docker Daemon. I also explain what a docker registry is and I finish the video with a demo explaining and illustrating how to use Docker hub.
I never knew anything about dockers till about 7–8 weeks ago (as of writing this). I had come into contact with dockers only because of a…