This legislation directs the Director of the Cybersecurity and Infrastructure Security Agency and the Secretary of Homeland Security to establish a grant program for fiscal years 2026 through 2030. The program will provide awards to eligible entities , including National Laboratories and institutions of higher education, to develop secure artificial intelligence (AI) cyber-physical testbeds . These testbeds are intended to simulate grid-scale cyberattacks and safely train AI models, enhancing critical infrastructure security. The bill authorizes an appropriation of $100,000,000 for these grants and requires annual reports to Congress on evolving threats and AI mitigation progress.