The word “hacking” has two definitions. The first definition refers to the hobby/profession of working with computers. The second definition refers to breaking into computer systems. While the first definition is older and is still used by many computer enthusiasts (who refer to cyber-criminals as “crackers”), the second definition is much more commonly used.
Quickest way to fix How to fix “Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post “http://%2Fvar%2Frun%2Fdocker.sock/v1.24/auth”: dial unix /var/run/docker.sock: connect: permission denied” error