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

https://www.cyberdaily.au/strategy/14271-why-physical-network-infrastructure-is-the-overlooked-foundation-of-your-cybersecurity-strategy

Cybersecurity starts with the cabling, ports and switches people rarely notice. A loose patch lead can make VPN handshakes fail, while a poorly secured switch can open a path across the network