RFC 7919
E36660
RFC 7919 is an Internet standard that specifies the use of predefined Diffie–Hellman groups for secure key exchange in TLS and related protocols.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Internet standard
→
Request for Comments → |
| aimsTo |
promote interoperability between TLS implementations
→
simplify configuration of secure DH parameters in TLS → |
| appliesToProtocol |
DTLS 1.0
→
DTLS 1.2 → TLS 1.0 → TLS 1.1 → TLS 1.2 → |
| area |
Security
→
|
| category |
Standards Track
→
|
| defines |
FFDHE groups
→
IANA registry for FFDHE groups → TLS FFDHE extension → TLS extension for negotiating FFDHE parameters → predefined finite-field Diffie-Hellman groups → |
| definesGroup |
ffdhe2048
→
ffdhe3072 → ffdhe4096 → ffdhe6144 → ffdhe8192 → |
| fieldType |
finite field modulo a prime
→
|
| groupType |
safe prime groups
→
|
| intendedUse |
DTLS clients
→
DTLS servers → TLS clients → TLS servers → |
| publishedBy |
IETF
→
Internet Engineering Task Force → |
| purpose |
to avoid weak or poorly generated Diffie-Hellman parameters
→
to improve security of finite-field Diffie-Hellman in TLS → to specify standardized Diffie-Hellman parameters for TLS key exchange → |
| recommends |
use of standardized FFDHE groups instead of custom groups
→
|
| recommendsKeyExchange |
DHE
→
DHE_RSA → |
| relatedTo |
Diffie–Hellman key exchange
→
TLS key exchange → cryptographic parameters → |
| securityProperty |
mitigates risks from weak Diffie-Hellman groups
→
provides stronger assurance about group parameters → |
| standardizes |
named finite-field DH groups for TLS
→
|
| status |
Proposed Standard
→
|
| title |
Negotiated Finite Field Diffie-Hellman Ephemeral Parameters for Transport Layer Security (TLS)
→
|
| updatesProtocol |
TLS
→
Transport Layer Security → |
| usesAlgorithm |
ephemeral Diffie-Hellman
→
finite-field Diffie-Hellman → |
Referenced by (1)
| Subject (surface form when different) | Predicate |
|---|---|
|
Diffie–Hellman key exchange
→
|
standardizedIn |