Presidential Policy Directive 21
E347126
Presidential Policy Directive 21 is a U.S. directive that establishes national policy for strengthening the security and resilience of critical infrastructure against physical and cyber threats.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Presidential Policy Directive 21 canonical | 2 |
| Presidential Policy Directive | 1 |
| Presidential Policy Directive 21: Critical Infrastructure Security and Resilience | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3305139 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Presidential Policy Directive 21 Context triple: [National Infrastructure Protection Plan, relatedTo, Presidential Policy Directive 21]
-
A.
Executive Order 13556
Executive Order 13556 is a U.S. presidential directive that establishes a government-wide program for managing and safeguarding Controlled Unclassified Information (CUI).
-
B.
Executive Order 13286
Executive Order 13286 is a U.S. presidential directive issued in 2003 that updated and conformed various national security–related executive orders to reflect the creation of the Department of Homeland Security.
-
C.
Executive Order 12958
Executive Order 12958 is a U.S. presidential directive that established a comprehensive system for classifying, safeguarding, and declassifying national security information.
-
D.
U.S. National Security Presidential Directive
The U.S. National Security Presidential Directive is a type of classified policy document issued by the U.S. President to establish and coordinate national security and foreign policy actions across the federal government.
-
E.
Executive Order 13292
Executive Order 13292 is a U.S. presidential directive issued by George W. Bush that revised and expanded the rules governing the classification and handling of national security information.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Presidential Policy Directive 21 Target entity description: Presidential Policy Directive 21 is a U.S. directive that establishes national policy for strengthening the security and resilience of critical infrastructure against physical and cyber threats.
-
A.
Executive Order 13556
Executive Order 13556 is a U.S. presidential directive that establishes a government-wide program for managing and safeguarding Controlled Unclassified Information (CUI).
-
B.
Executive Order 13286
Executive Order 13286 is a U.S. presidential directive issued in 2003 that updated and conformed various national security–related executive orders to reflect the creation of the Department of Homeland Security.
-
C.
Executive Order 12958
Executive Order 12958 is a U.S. presidential directive that established a comprehensive system for classifying, safeguarding, and declassifying national security information.
-
D.
U.S. National Security Presidential Directive
The U.S. National Security Presidential Directive is a type of classified policy document issued by the U.S. President to establish and coordinate national security and foreign policy actions across the federal government.
-
E.
Executive Order 13292
Executive Order 13292 is a U.S. presidential directive issued by George W. Bush that revised and expanded the rules governing the classification and handling of national security information.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
U.S. presidential directive
ⓘ
critical infrastructure policy document ⓘ |
| aimsTo |
reduce risks from cyber threats to critical infrastructure
ⓘ
reduce risks from physical threats to critical infrastructure ⓘ strengthen the resilience of critical infrastructure ⓘ strengthen the security of critical infrastructure ⓘ |
| announcedAlongside | Executive Order 13636 ⓘ |
| appliesTo |
critical infrastructure owners and operators
ⓘ
federal departments and agencies with critical infrastructure responsibilities ⓘ |
| country | United States of America ⓘ |
| dateSigned | 2013-02-12 ⓘ |
| definesConcept | critical infrastructure security and resilience ⓘ |
| directsAgency |
Department of Defense
ⓘ
Department of Energy ⓘ
linked to:
U.S. Department of Energy
Department of Homeland Security ⓘ Department of Justice ⓘ
linked to:
United States Department of Justice
Department of the Treasury ⓘ
linked to:
United States Department of the Treasury
Office of the Director of National Intelligence ⓘ Sector-Specific Agencies ⓘ
linked to:
U.S. federal agencies
|
| documentType |
Presidential Policy Directive
ⓘ
linked to:
Presidential Policy Directive 21
|
| focusesOn |
dependencies and interdependencies among critical infrastructure sectors
ⓘ
information sharing about threats to critical infrastructure ⓘ public-private partnerships for critical infrastructure security ⓘ risk management for critical infrastructure ⓘ |
| hasURL | https://obamawhitehouse.archives.gov/the-press-office/2013/02/12/presidential-policy-directive-critical-infrastructure-security-and-resil ⓘ |
| issuedBy |
Executive Office of the President of the United States
ⓘ
The White House ⓘ
linked to:
White House
|
| jurisdiction |
federal government of the United States
ⓘ
linked to:
United States government
|
| language | English ⓘ |
| policyArea |
critical infrastructure security
ⓘ
cybersecurity ⓘ homeland security ⓘ infrastructure resilience ⓘ |
| president | Barack Obama ⓘ |
| relatedTo |
Executive Order 13636
ⓘ
National Infrastructure Protection Plan ⓘ |
| replaces | Homeland Security Presidential Directive 7 ⓘ |
| requires |
development of a national critical infrastructure security and resilience research and development plan
ⓘ
identification of critical infrastructure at greatest risk ⓘ improved integration of cyber and physical security efforts ⓘ |
| sectorCountReferenced | 16 critical infrastructure sectors ⓘ |
| securityClassification | unclassified ⓘ |
| shortName | PPD-21 ⓘ |
| signedBy | Barack Obama ⓘ |
| successorTo | Homeland Security Presidential Directive 7 ⓘ |
| title |
Presidential Policy Directive 21: Critical Infrastructure Security and Resilience
ⓘ
linked to:
Presidential Policy Directive 21
|
| year | 2013 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Presidential Policy Directive 21 Description of subject: Presidential Policy Directive 21 is a U.S. directive that establishes national policy for strengthening the security and resilience of critical infrastructure against physical and cyber threats.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
Presidential Policy Directive 21
→
title
→
Presidential Policy Directive 21: Critical Infrastructure Security and Resilience
ⓘ
linked to: Presidential Policy Directive 21
linked to: Presidential Policy Directive 21