scope:

PURPOSE.

This directive:

a. Reissues DoD Directive (DoDD) 5210.50 (Reference (a)) to update established policy and assign responsibilities for the prevention and management of serious security incidents involving information classified in accordance with Executive Order 13526 or section 2011 et. seq. of Title 42, United States Code (U.S.C.), also known as "the Atomic Energy Act of 1954, as amended" (referred to in this directive as "serious security incidents"), and congressional notification in accordance with section 2723 of Title 10, U.S.C. (References (b), (c), and (d)).

b. Designates the Under Secretary of Defense for Intelligence and Security (USD(I&S)), as the senior security official, to manage and provide oversight of serious security incident procedures, and requires the use of a DoD-wide system for reporting serious security incidents in accordance with DoDD 5143.01 and Secretary of Defense Memorandum (References (e) and (f)).

c. Incorporates and cancels the October 2, 2012 Under Secretary of Defense for Intelligence Memorandum (Reference (g)).