Docker Hub - Remote Repository of Images
Docker Hub is a remote repository for custom and Docker’s official images. To push or pull images to and fro from the Docker Hub, you need a Docker Hub account. If you have one, you can skip the next section.
Docker Hub account
To create a Docker Hub account, follow these steps:
Open the Docker Hub website
Click on the sign up button in the upper right corner
Enter a unique id, email and password. That’s it. You have a Docker Hub account now.