Information Security Oversight Office (ISOO)

The Information Security Oversight Office (ISOO)

The Information Security Oversight Office (ISOO) logo

ISOO is responsible to the President for policy and oversight of the Government-wide security classification system and the National Industrial Security Program. ISOO receives authority from:

  • Executive Order 12829, as amended "National Industrial Security Program" [PDF]  [HTML]

  • "Classified National Security Information," Executive Order 13526 was released by the White House on December 29, 2009

  • Executive Order 13549,"Classified National Security Information Program for State, Local, Tribal, and Private Sector Entities."

  • Executive Order 13556 "Controlled Unclassified Information"

  • Executive Order 13587,"Structural Reforms To Improve the Security of Classified Networks and the Responsible Sharing and Safeguarding of Classified Information."

ISOO is a component of the National Archives and Records Administration (NARA) and receives policy and program guidance from the National Security Council (NSC).

ISOO has three components:

  • The Classification Management Staff:
    Develops security classification policies for classifying, declassifying and safeguarding national security information generated in Government and industry.

  • The Operations Staff:
    Evaluates the effectiveness of the security classification programs established by Government and industry to protect information vital to our national security interests.

  • The Controlled Unclassified Information (CUI) Staff:
    Develops standardized CUI policies and procedures that appropriately protect sensitive information through effective data access and control measures.

To contact ISOO please email or ISOO Staff.

PDF files require the free Adobe Reader.
More information on Adobe Acrobat PDF files is available on our Accessibility page.


  • new July 10,2015, ISOO Notice 2015-04 - Update on Recent Cyber Incidents at OPM.
  • new July 7,2015, ISOO Notice 2015-03 - Update for Security Clearance Holders has been released. 
  • May 29, 2015, ISOO FY 2014 Annual Report to the President has been released.
  • DSS/CDSE provides training to DoD security professionals, contractors, and other Federal agencies employees.
  • The Derivative Classification Course, combined with agency-specific guidance will fulfill the two-year training requirement for derivative classifiers.
  • The  Classification Management and IC Markings System produced by ODNI/SMP in collaboration with ISOO and IC members when combined with agency-specific guidance, will fulfill the Intelligence Community markings training requirements and the two-year training requirement for derivative classifiers.
  • The Office of Director of National Intelligence (ODNI) has updated the SF312Please direct all inquiries regarding the form
Information Security Oversight Office (ISOO) >

The U.S. National Archives and Records Administration
1-86-NARA-NARA or 1-866-272-6272