Creates a federal program to establish five Regional Agriculture Cybersecurity Centers and a linked national network to research, develop, and teach cybersecurity for seed systems, horticulture, animal agriculture, and the broader food and agriculture supply chain. The U.S. Department of Agriculture (through the National Institute of Food and Agriculture) will run the program in consultation with the Department of Homeland Security and eligible universities, and it directs specific research, tools, testbeds, and training activities funded at $25 million per year for fiscal years 2026–2030.