1、Department of Defense MANUAL NUMBER 5105.21,Volume 2 October 19,2012 Incorporating Change 2,Effective November 2,2020 USD(I&S)SUBJECT:Sensitive Compartmented Information(SCI)Administrative Security Manual:Administration of Physical Security,Visitor Control,and Technical Security References:See Enclo
2、sure 1 1.PURPOSE a.Manual.This Manual is composed of several volumes,each serving a specific purpose,and reissues DoD Manual(DoDM)5105.21-M-1(Reference(a).The purpose of the overall Manual,in accordance with the authority in DoD Directive(DoDD)5143.01(Reference(b),is to implement policy established
3、in DoD Instruction(DoDI)5200.01(Reference(c),and Director of Central Intelligence(DCI)Directive(DCID)6/1(Reference(d)for the execution and administration of DoD Sensitive Compartmented Information(SCI)program.It assigns responsibilities and prescribes procedures for the implementation of DCI and Dir
4、ector of National Intelligence(DNI)policies for SCI.b.Volume.This Volume addresses the administration of physical security,visitor control,and technical security for SCI facilities(SCIFs).2.APPLICABILITY.This Volume:a.Applies to OSD,the Military Departments,the Office of the Chairman of the Joint Ch
