NIST SP 800-56A
E35341
NIST SP 800-56A is a NIST Special Publication that specifies approved methods for public-key establishment, including Diffie–Hellman–based key agreement schemes, for use in U.S. federal cryptographic systems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NIST SP 800-56A canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T272177 — 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: NIST SP 800-56A Context triple: [Diffie–Hellman key exchange, standardizedIn, NIST SP 800-56A]
-
A.
RFC 5246
RFC 5246 is the Internet Engineering Task Force (IETF) standard that specifies Transport Layer Security (TLS) version 1.2, a widely used protocol for securing communications over computer networks.
-
B.
Diffie–Hellman key exchange
Diffie–Hellman key exchange is a foundational cryptographic protocol that enables two parties to securely establish a shared secret over an insecure communication channel.
-
C.
Advanced Encryption Standard
Advanced Encryption Standard is a widely used symmetric block cipher standard that secures digital data in applications ranging from wireless networks to government communications.
-
D.
IEEE 802.1AE MACsec standard
The IEEE 802.1AE MACsec standard is a network security protocol that provides data confidentiality, integrity, and origin authenticity for Ethernet traffic at the media access control (MAC) layer.
-
E.
RFC 4253
RFC 4253 is the Internet standard that specifies the Secure Shell (SSH) transport layer protocol, including encryption, key exchange, and server authentication mechanisms.
- 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: NIST SP 800-56A Target entity description: NIST SP 800-56A is a NIST Special Publication that specifies approved methods for public-key establishment, including Diffie–Hellman–based key agreement schemes, for use in U.S. federal cryptographic systems.
-
A.
RFC 5246
RFC 5246 is the Internet Engineering Task Force (IETF) standard that specifies Transport Layer Security (TLS) version 1.2, a widely used protocol for securing communications over computer networks.
-
B.
Diffie–Hellman key exchange
Diffie–Hellman key exchange is a foundational cryptographic protocol that enables two parties to securely establish a shared secret over an insecure communication channel.
-
C.
Advanced Encryption Standard
Advanced Encryption Standard is a widely used symmetric block cipher standard that secures digital data in applications ranging from wireless networks to government communications.
-
D.
IEEE 802.1AE MACsec standard
The IEEE 802.1AE MACsec standard is a network security protocol that provides data confidentiality, integrity, and origin authenticity for Ethernet traffic at the media access control (MAC) layer.
-
E.
RFC 4253
RFC 4253 is the Internet standard that specifies the Secure Shell (SSH) transport layer protocol, including encryption, key exchange, and server authentication mechanisms.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
NIST Special Publication
ⓘ
cryptographic standard ⓘ |
| addresses |
assurance of domain parameters
ⓘ
lifecycle of key-establishment keys ⓘ resistance to known cryptanalytic attacks ⓘ security strengths of key establishment methods ⓘ selection of key sizes ⓘ |
| appliesTo | U.S. federal cryptographic systems ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| defines |
domain parameters for Diffie–Hellman
ⓘ
domain parameters for elliptic curve Diffie–Hellman ⓘ ephemeral keys ⓘ key confirmation ⓘ key derivation methods ⓘ key establishment schemes using public-key cryptography ⓘ requirements for key establishment schemes ⓘ roles of parties in key establishment ⓘ security requirements for key establishment ⓘ static keys ⓘ |
| focusesOn | discrete logarithm based key establishment ⓘ |
| governs |
use of Diffie–Hellman in federal systems
ⓘ
use of elliptic curve Diffie–Hellman in federal systems ⓘ |
| intendedAudience |
cryptographic protocol designers
ⓘ
federal IT system managers ⓘ security engineers ⓘ |
| objective |
ensure interoperable and secure key establishment
ⓘ
provide guidance for compliant key establishment schemes ⓘ |
| partOfSeries | NIST SP 800 series ⓘ |
| publisher | National Institute of Standards and Technology ⓘ |
| relatedTo |
Federal Information Processing Standards
ⓘ
surface form:
FIPS 140
NIST SP 800-56B ⓘ NIST SP 800-56C ⓘ |
| specifies |
Diffie–Hellman–based key agreement schemes
ⓘ
approved methods for public-key establishment ⓘ elliptic curve Diffie–Hellman key agreement ⓘ finite field Diffie–Hellman key agreement ⓘ |
| subject |
key agreement
ⓘ
key transport ⓘ public-key establishment ⓘ |
| usedBy |
U.S. federal agencies
ⓘ
implementers of cryptographic modules ⓘ |
| usedFor |
design of key establishment protocols
ⓘ
validation of cryptographic implementations ⓘ |
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: NIST SP 800-56A Description of subject: NIST SP 800-56A is a NIST Special Publication that specifies approved methods for public-key establishment, including Diffie–Hellman–based key agreement schemes, for use in U.S. federal cryptographic systems.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.