; and (B) is determined by the Secretary of Defense to be eligible to receive data and technology transferred under subsection (a). (2) The term MOSAICS program means the program of the Department of Defense known as the More Situational Awareness for Industrial Control Systems Joint Capabilities Technology Demonstration program , or successor program. 1515. Modernization program for network boundary and cross-domain defense (a) Modernization program required The Secretary of Defense shall carry out a modernization program for network boundary and cross-domain defense against cyber attacks. In carrying out such modernization program, the Secretary shall expand upon the fiscal year 2023 pilot program on modernized network boundary defense capabilities and the initial deployment of such capabilities to the primary Internet access points of the Department of Defense managed by the Director of the Defense Information Systems Agency. (b) Program phases (1) In general The Secretary of Defense shall implement the modernization program under subsection (a) in phases, with the objective of completing such program by October 1, 2028. (2) Objectives The phases required by paragraph (1) shall include the following objectives: (A) By September 30, 2026, completion of— (i) the pilot program specified in subsection (a) and the deployment of modernized network boundary defense capabilities to the Internet access points managed by the Director of the Defense Information Systems Agency