Ephemeral Diffie-Hellman Over COSE (EDHOC)
- Created
- 2023-08-28
- Last Updated
- 2024-11-22
- Available Formats
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Registries included below
- EDHOC Exporter Labels
- EDHOC Cipher Suites
- EDHOC Method Types
- EDHOC Error Codes
- EDHOC External Authorization Data
- EDHOC Authentication Credential Types
EDHOC Exporter Labels
| Range | Registration Procedures |
|---|---|
| 0-23 | Standards Action |
| 24-32767 | Expert Review |
| 32768-65535 | Private Use |
| Label | Description | Change Controller | Reference |
|---|---|---|---|
| 0 | Derived OSCORE Master Secret | IETF | [RFC9528] |
| 1 | Derived OSCORE Master Salt | IETF | [RFC9528] |
| 2-22 | Unassigned | ||
| 23 | Reserved | IETF | [RFC9528] |
| 24-32767 | Unassigned | ||
| 32768-65535 | Reserved for Private Use | IETF | [RFC9528] |
EDHOC Cipher Suites
| Range | Registration Procedures |
|---|---|
| -65536 to -25 | Specification Required |
| -24 to -21 | Private Use |
| -20 to 23 | Standards Action with Expert Review |
| 24 to 65535 | Specification Required |
| Value | Array | Description | Reference |
|---|---|---|---|
| -65536 to -25 | Unassigned | ||
| -24 to -21 | N/A | Reserved for Private Use | [RFC9528] |
| -20 to -1 | Unassigned | ||
| 0 | 10, -16, 8, 4, -8, 10, -16 | AES-CCM-16-64-128, SHA-256, 8, X25519, EdDSA, AES-CCM-16-64-128, SHA-256 | [RFC9528] |
| 1 | 30, -16, 16, 4, -8, 10, -16 | AES-CCM-16-128-128, SHA-256, 16, X25519, EdDSA, AES-CCM-16-64-128, SHA-256 | [RFC9528] |
| 2 | 10, -16, 8, 1, -7, 10, -16 | AES-CCM-16-64-128, SHA-256, 8, P-256, ES256, AES-CCM-16-64-128, SHA-256 | [RFC9528] |
| 3 | 30, -16, 16, 1, -7, 10, -16 | AES-CCM-16-128-128, SHA-256, 16, P-256, ES256, AES-CCM-16-64-128, SHA-256 | [RFC9528] |
| 4 | 24, -16, 16, 4, -8, 24, -16 | ChaCha20/Poly1305, SHA-256, 16, X25519, EdDSA, ChaCha20/Poly1305, SHA-256 | [RFC9528] |
| 5 | 24, -16, 16, 1, -7, 24, -16 | ChaCha20/Poly1305, SHA-256, 16, P-256, ES256, ChaCha20/Poly1305, SHA-256 | [RFC9528] |
| 6 | 1, -16, 16, 4, -7, 1, -16 | A128GCM, SHA-256, 16, X25519, ES256, A128GCM, SHA-256 | [RFC9528] |
| 7-22 | Unassigned | ||
| 23 | Reserved | [RFC9528] | |
| 24 | 3, -43, 16, 2, -35, 3, -43 | A256GCM, SHA-384, 16, P-384, ES384, A256GCM, SHA-384 | [RFC9528] |
| 25 | 24, -45, 16, 5, -8, 24, -45 | ChaCha20/Poly1305, SHAKE256, 16, X448, EdDSA, ChaCha20/Poly1305, SHAKE256 | [RFC9528] |
| 26-65535 | Unassigned |
EDHOC Method Types
| Range | Registration Procedures |
|---|---|
| -65536 to -25 | Specification Required |
| -24 to 23 | Standards Action with Expert Review |
| 24 to 65535 | Specification Required |
| Value | Intiator Authentication Key | Responder Authentication Key | Reference |
|---|---|---|---|
| 0 | Signature Key | Signature Key | [RFC9528] |
| 1 | Signature Key | Static DH Key | [RFC9528] |
| 2 | Static DH Key | Signature Key | [RFC9528] |
| 3 | Static DH Key | Static DH Key | [RFC9528] |
| 23 | Reserved | Reserved | [RFC9528] |
EDHOC Error Codes
| Range | Registration Procedures |
|---|---|
| -65536 to -25 | Expert Review |
| -24 to 23 | Standards Action |
| 24 to 65535 | Expert Review |
| ERR_CODE | ERR_INFO Type | Description | Change Controller | Reference |
|---|---|---|---|---|
| -65536 to -1 | Unassigned | |||
| 0 | Reserved for success | IETF | [RFC9528] | |
| 1 | tstr | Unspecified error | IETF | [RFC9528] |
| 2 | suites | Wrong selected cipher suite | IETF | [RFC9528] |
| 3 | true | Unknown credential referenced | IETF | [RFC9528] |
| 4-22 | Unassigned | |||
| 23 | Reserved | IETF | [RFC9528] | |
| 24-65535 | Unassigned |
EDHOC External Authorization Data
| Range | Registration Procedures |
|---|---|
| 0-23 | Standards Action with Expert Review |
| 24-65535 | Specification Required |
| Name | Label | Description | Reference |
|---|---|---|---|
| Padding | 0 | Randomly generated CBOR byte string | [RFC9528, Section 3.8.1] |
| 1-22 | Unassigned | ||
| 23 | Reserved | [RFC9528] | |
| 24-65535 | Unassigned |
EDHOC Authentication Credential Types
| Range | Registration Procedures |
|---|---|
| less than -65536 | Private Use |
| -65536 to -25 | Specification Required |
| -24 to 23 | Standards Action with Expert Review |
| 24 to 65535 | Specification Required |
| greater than 65535 | Private Use |
| Value | Description | Reference |
|---|---|---|
| less than -65536 | Reserved for Private Use | [RFC9668] |
| -65536 to -1 | Unassigned | |
| 0 | CBOR Web Token (CWT) containing a COSE_Key in a 'cnf' claim and possibly other claims. CWT is defined in [RFC8392]. | [RFC8392] |
| 1 | CWT Claims Set (CCS) containing a COSE_Key in a 'cnf' claim and possibly other claims. CCS is defined in [RFC8392]. | [RFC8392] |
| 2 | X.509 certificate | [RFC5280] |
| 3 to 65535 | Unassigned | |
| greater than 65535 | Reserved for Private Use | [RFC9668] |