1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
from enum import Enum
class COSEAlgorithmIdentifier(int, Enum):
"""Various registered values indicating cryptographic algorithms that may be used in credential responses
Members:
`ECDSA_SHA_256`
`EDDSA`
`ECDSA_SHA_512`
`RSASSA_PSS_SHA_256`
`RSASSA_PSS_SHA_384`
`RSASSA_PSS_SHA_512`
`RSASSA_PKCS1_v1_5_SHA_256`
`RSASSA_PKCS1_v1_5_SHA_384`
`RSASSA_PKCS1_v1_5_SHA_512`
`RSASSA_PKCS1_v1_5_SHA_1`
https://www.w3.org/TR/webauthn-2/#sctn-alg-identifier
https://www.iana.org/assignments/cose/cose.xhtml#algorithms
"""
ECDSA_SHA_256 = -7
EDDSA = -8
ECDSA_SHA_512 = -36
RSASSA_PSS_SHA_256 = -37
RSASSA_PSS_SHA_384 = -38
RSASSA_PSS_SHA_512 = -39
RSASSA_PKCS1_v1_5_SHA_256 = -257
RSASSA_PKCS1_v1_5_SHA_384 = -258
RSASSA_PKCS1_v1_5_SHA_512 = -259
RSASSA_PKCS1_v1_5_SHA_1 = -65535 # Deprecated; here for legacy support
class COSEKTY(int, Enum):
"""
Possible values for COSEKey.KTY representing a public key's key type
https://tools.ietf.org/html/rfc8152#section-13
https://www.iana.org/assignments/cose/cose.xhtml#table-key-type
"""
OKP = 1
EC2 = 2
RSA = 3
class COSECRV(int, Enum):
"""Possible values for COSEKey.CRV representing an EC2 public key's curve
https://tools.ietf.org/html/rfc8152#section-13.1
https://www.iana.org/assignments/cose/cose.xhtml#table-elliptic-curves
"""
P256 = 1 # EC2, NIST P-256 also known as secp256r1
P384 = 2 # EC2, NIST P-384 also known as secp384r1
P521 = 3 # EC2, NIST P-521 also known as secp521r1
ED25519 = 6 # OKP, Ed25519 for use w/ EdDSA only
class COSEKey(int, Enum):
"""
COSE keys for public keys
https://tools.ietf.org/html/rfc8152
https://www.iana.org/assignments/cose/cose.xhtml#table-key-common-parameters
https://www.iana.org/assignments/cose/cose.xhtml#table-key-type-parameters
"""
KTY = 1
ALG = 3
# EC2, OKP
CRV = -1
X = -2
# EC2
Y = -3
# RSA
N = -1
E = -2
|
