East-West Traffic Visibility Crucial for Electric Grid Security

Electric power infrastructure is increasingly interconnected, integrating operational technology (OT) and enterprise IT systems, which raises cybersecurity risks. Attackers often exploit these connections to move laterally within networks after an initial breach, seeking high-value operational assets. The challenge for security leaders is not only to prevent initial access but also to stop lateral movements within the network. Regulatory frameworks like NERC-CIP-15 emphasize the need for enhanced monitoring of internal communications. The convergence of legacy systems with modern IT creates vulnerabilities, particularly due to long patch cycles and interconnected supply chains. Without robust internal monitoring, lateral movements by attackers can go undetected, posing significant risks to critical infrastructure. A breach in electric power environments can have widespread consequences beyond IT systems.

Key Points: • East-west traffic visibility is essential for detecting lateral movement attacks in electric grids. • Regulatory frameworks like NERC-CIP-15 are pushing for stronger internal monitoring in operational networks. • The integration of legacy systems with modern IT increases vulnerabilities and entry points for attackers.