Debian Install Docker: Complete Installation Guide for Debian 12

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Debian Install Docker: Complete Installation Guide for Debian 12 Docker is a popular platform used for building, deploying, and managing containers. If you're running Debian 12 and want to streamline application deployment, installing Docker is a practical step. Here's a straightforward guide to install Docker on Debian using official repositories and terminal commands. Update Your System Start by updating your system to make sure all packages are current. Open the terminal and run: sql sudo apt update && sudo apt upgrade -y Install Required Dependencies Before adding Docker’s repository, install packages that allow apt to use repositories over HTTPS: nginx sudo apt install ca-certificates curl gnupg –y

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Add Docker’s Official GPG Key Create a directory for Docker's GPG key and download it: bash sudo install -m 0755 -d /etc/apt/keyrings curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg sudo chmod a+r /etc/apt/keyrings/docker.gpg Set Up Docker’s Repository Add Docker's official repository to the APT sources: bash echo \ "deb [arch=$(dpkg --print-architecture) signedby=/etc/apt/keyrings/docker.gpg] \ https://download.docker.com/linux/debian \ $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

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Install Docker Engine Update your package index and install Docker packages: lua sudo apt update sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y Verify Docker Installation After installation, check that Docker is running correctly: arduino sudo docker run hello-world This command downloads a test image and runs it in a container. If you see a confirmation message, Docker is installed successfully. Optional: Run Docker Without sudo To avoid using sudo every time, add your user to the Docker group: nginx sudo usermod -aG docker $USER Then, log out and back in for the change to take effect.

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Conclusion Setting up Docker on Debian 12 is a simple task when using the official method. By following these steps, you can debian install docker cleanly and securely. This setup enables you to manage containers with ease, whether for development or production purposes.