Energia i regulacje · 3.03.2022

Cyber Security Programs for Nuclear Power Reactors

The U.S. Nuclear Regulatory Commission (NRC) is issuing for public comment a draft regulatory guide (DG), DG-5061, Revision 1, "Cyber Security Programs for Nuclear Power Reactors." DG 5061, Revision 1, incorporates reference to industry whitepapers on identifying safety, important to safety, balance of plant, and emergency preparedness Critical Digital Assets. It also clarifies guidance on defense-in-depth for cyber security and includes updated text based on the latest National Institute of Standards and Technology (NIST) and International Atomic Energy Agency cyber security guidance. Specifically, this proposed revision clarifies issues identified from cyber security inspections, insights gained through the Security Frequently Asked Questions (SFAQ) process, documented cyber security attacks, new technologies, and new regulations. This proposed revision also considers the changes in the most recent revision to the NIST Special Publications (SP) 800-53, upon which Revision 0 of Regulatory Guide (RG) 5.71, "Cyber Security Programs for Nuclear Facilities" was based.