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OUSD(I&S) Information Security (INFOSEC) Office

The OUSD(I&S) INFOSEC Office provides policy guidance for the identification and protection of classified national security information (CNSI) and controlled unclassified information (CUI) in accordance with national-level policy issuances, promotes information sharing, facilitates judicious use of resources, and simplifies management through implementation of uniform and standardized processes. Additionally, the OUSD(I&S) INFOSEC Office employs, maintains, and enforces standards for safeguarding, storing, destroying, transmitting, and transporting CNSI and CUI, and actively promotes and implements security education and training throughout the Department of Defense, mitigates the adverse effects of unauthorized access to CNSI and CUI by investigating and acting upon reports of security violations and compromises of CNSI and CUI.