Cybersecurity can unravel before a firewall ever gets involved. A bad patch...

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

Cybersecurity can unravel before a firewall ever gets involved. A bad patch lead can make VPN handshakes fail, while a switch with default credentials can give an intruder a path across the office