Cybersecurity starts with the cables, ports and switches people rarely notice....

https://front-wiki.win/index.php/Why_Wireless_Is_Not_a_Replacement_for_Structured_Cabling

Cybersecurity starts with the cables, ports and switches people rarely notice. This article shows how physical network mistakes can open the door to attackers—for example, default switch credentials can let someone move from one device to another.