Cerberus: Guarding Your LAN When Users Walk Straight Into Internet Security Holes

Wed, 29 Jul 2026 10:00:00 +0200

You can spend three weeks configuring strict VLAN isolation, 802.1X authentication, and enterprise-grade firewall rules. You can lock down every port, block every suspicious domain, and write a 40-page security compliance handbook.

And yet, within twenty minutes of going live, a user will plug in a “smart toaster” with 2012 firmware, click a blinking banner ad promising “Free RAM Download (100% Legit)”, and walk your entire network straight into every security hole known to modern computing.

Network Security on Shadowfish

Cerberus: Guarding Your LAN When Users Walk Straight Into Internet Security Holes