Cybersecurity can fail before traffic reaches a firewall. This article explains...

https://www.bookmark-url.win/cybersecurity-doesn-t-start-at-the-firewall-it-starts-with-the-cables

Cybersecurity can fail before traffic reaches a firewall. This article explains why cabling, switch setup and physical access matter—and how a forgotten default password on a switch can let an attacker move across the network.