Northrop Grumman Corporation disclosed in its 10-K Item 1C that it has experienced cybersecurity incidents in the past, but none have materially affected the company's financial position or results of operations. The filing details a robust cybersecurity governance structure, including a CISO reporting to the CEO, Board oversight via the Audit and Risk Committee, and a comprehensive risk management program aligned with NIST standards. No specific incident details, materiality determination, or financial impact were disclosed.