The document discusses a comprehensive approach for interagency cooperation on energy infrastructure security. It identifies key challenges including asymmetric supply chains, network management issues, complex vulnerabilities from interdependencies, underinvestment, and regulatory deficits. It proposes dimensions to address these challenges, including improved governance, safety and security standards, security sector reform, and workshops on best practices. The overall goal is to develop a cooperative framework to strengthen protections for critical energy infrastructure from terrorist threats.