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

https://research-wiki.win/index.php/Signs_Your_Switch_Is_Misconfigured_and_Creating_Blind_Spots

Cybersecurity doesn’t start at the firewall—it starts with the cables, switches and access points carrying your traffic. A loose patch lead can cause VPN handshakes to fail, while an unmanaged switch can give an intruder a path across the office