Security starts with the physical network. A damaged patch lead can stop VPN...

https://smoothdecorator.com/what-is-the-quickest-win-for-network-security-without-new-software/

Security starts with the physical network. A damaged patch lead can stop VPN handshakes. See how tidy cabling, secure switch settings and simple checks help prevent faults and make it harder for intruders to move between systems.