Protecting Water Infrastructure Through Network Segmentation and Proactive ThreatSTOP Protections

(TLP:GREEN) Network segmentation remains one of the most effective and achievable ways to protect water and wastewater infrastructure. By isolating SCADA and operational systems from corporate networks and the public internet, utilities can dramatically reduce exposure to cyber threats that target critical services. In this blog post, ThreatSTOP explores how segmentation, combined with Protective DNS and IP Defense, helps water utilities prevent command and control activity, data exfiltration, and unauthorized external access. Built by the ThreatSTOP Security, Intelligence, and Research team, these protections reinforce segmentation by ensuring only approved domains and IPs can communicate across defined boundaries…