Connection is a major importance in hacking, and it is a clear description of hacking.
In hacking Connection is very important. Connection is usually entering something, or someone. This is important for hacking website's. If you aren't connected to the website/person you can't hack it.
Everything is connected
For most of the hacker, every information is present to them due to connection. This comes the quote "Everything is connected" and since then the representation of connection.