enterprise solution will be operational before October 1, 2019. (2) Integration of capability The Secretary shall take such actions as are necessary to integrate the break and inspect subsystem of the Sharkseer cybersecurity program with the Department of Defense public key infrastructure. (d) Visibility to endpoints The Secretary shall take such actions as are necessary to enable, by October 1, 2020, the Sharkseer cybersecurity program and computer network defense service providers to instantly and automatically determine the specific identity and location of computer hosts and other endpoints that received or sent malware detected by the Sharkseer cybersecurity program or other network perimeter defenses. (e) Sandbox as a service The Secretary shall use the Sharkseer cybersecurity program sandbox-as-a-service capability as an enterprise solution and terminate all other such projects, unless the Principal Cyber Advisor notifies the congressional defense committees on or before the date that is 90 days after the date of the enactment of this Act that a superior enterprise solution will be operational before October 1, 2019. (f) Authorization of appropriations for bandwidth expansion There is authorized to be appropriated $20,000,000 for procurement, defense-wide, for the Defense Information Systems Agency to increase the bandwidth of the Sharkseer cybersecurity program to match the bandwidth of communications entering the Internet access points of the Department of Defense. 1630. Pilot program on modeling and simulation in support of military homeland defense operations in connection with cyber attacks on critical infrastructure (a) Pilot program required (1) In general The Assistant Secretary of Defense for Homeland Defense and Global Security shall carry out a pilot program that uses the results of research exercises of local government, industry, and military responses to combined natural disasters and cyber attacks on critical infrastructure in order to identify and develop means of improving such responses