; (2) are maximally interoperable with each other, including those deployed by the components of the Department; (3) enhance enterprise-level visibility and responsiveness to threats; and (4) are developed, procured, instituted, and managed in a cost-efficient manner, exploiting economies of scale and enterprise-wide services and discouraging unnecessary customization and piecemeal acquisition. (b) Requirements In carrying out subsection (a), the Chief Information Officer shall— (1) manage and modernize the cybersecurity architecture of the Department, including— (A) ensuring the cybersecurity architecture of the Department maximizes cybersecurity capability, network, and endpoint activity data-sharing across Department components; (B) ensuring the cybersecurity architecture of the Department supports improved automaticity of cybersecurity detection and response; and (C) modernizing and configuring the Department’s standardized deployed perimeter, network-level, and endpoint capabilities to improve interoperability, meet pressing capability needs, and negate common adversary tactics, techniques, and procedures; (2) establish mechanisms to enable and mandate, as necessary, cybersecurity capability, and network and endpoint activity data-sharing across Department components; (3) make mission data, through data tagging, automatic transmission, and other means, accessible and discoverable by Department components other than owners of those mission data; (4) incorporate emerging cybersecurity technologies from the Defense Advanced Research Projects Agency, the Strategic Capabilities Office, the Defense Innovation Unit, the laboratories of the military departments, and the commercial sector into the cybersecurity architecture of the Department