Cybersecurity doesn’t start with software—it starts with the cables, switches...

https://echo-wiki.win/index.php/What_Are_Common_Physical-Layer_Mistakes_During_Data_Centre_Builds%3F

Cybersecurity doesn’t start with software—it starts with the cables, switches and access controls people often overlook. A damaged patch lead can make VPN handshakes fail; default switch credentials can give an attacker a path to move across the network