CISA, National Security Agency release joint advisory on protecting operational tech and control systems from cyber attack

Operators should take immediate steps to secure operational technology across critical infrastructure essential to Defense Department missions, the Defense Industrial Base and other industrial operations, according to a joint alert sent today by the Cybersecurity and Infrastructure Security Agency and National Security Agency.

“Cyber actors have demonstrated their willingness to conduct cyber attacks against critical infrastructure by exploiting Internet-accessible Operational Technology assets,” CISA said in a release today. “Due to the increase in adversary capabilities and activities, the criticality...