What Happened
New Cybersecurity Principles for Critical Infrastructure and Legacy Systems
The National Security Agency has released new guidance on applying zero trust security principles to operational technology systems supporting defense, national security, and critical infrastructure missions. The guidance, aimed at reducing unauthorized access and adversarial persistence, is primarily intended for National Security Systems, Department of War, and Defense Industrial Base network owners and operators. According to MeriTalk, the agency’s new Cybersecurity Information Sheet provides technical recommendations for strengthening OT security, which is essential for enhancing the security of legacy OT environments.