The Information Security Oversight Office (ISOO) is responsible to the President of the United States for policy and oversight of the Government-wide security classification system and the National Industrial Security Program. Its authority derives from Executive Order 12958 "Classified National Security Information" and Executive Order 12829 "National Industrial Security Program", as amended. The President of the United States (often abbreviated POTUS) is the head of state of the United States. ... A typical classified document. ... In 1995, President Bill Clinton signed Executive Order 12958 which created tough new standards for the process of classifying documents and led to an unprecedented effort to declassify millions of pages from the U.S. diplomatic and national security history. ...

The ISOO is a component of the National Archives and Records Administration (NARA) and receives policy and program guidance from the National Security Council (NSC). The United States National Archives and Records Administration (NARA) is an independent agency of the United States federal government charged with preserving and documenting government and historical records. ... NSC can also stand for National Safety Council in several countries such as the US and Ireland. ...

ISOO has two directorates and a staff of 25 people.

• The Directorate for Policy develops security classification policies for classifying, declassifying and safeguarding national security information generated in government and industry.

• The Directorate for Operations evaluates the effectiveness of the security classification programs established by government and industry to protect information vital to our national security interests.

Source

• ISOO home page