CNSI—Classified National Security Information

Council or the Council—The CUI Advisory Council

CUI—Controlled unclassified information

EA—The CUI Executive Agent (which is ISOO)

FOIA—Freedom of Information Act

FRD—Formerly Restricted Data

ISOO—Information Security Oversight Office at the National Archives and Records Administration

NARA—National Archives and Records Administration

OMB—Office of Management and Budget within the Office of Information and Regulatory Affairs of the Executive Office of the President

PM—the agency's CUI program manager

RD—Restricted Data

SAO—the senior agency official [for CUI]

TR—Transfer Request in NARA's Electronic Records Archives (ERA)