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Added more tests for HD Signature.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-05-27 19:00:13 +02:00
parent fe315e7326
commit e3f1f45a9f
1 changed files with 42 additions and 30 deletions
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72
tests/pico-hsm/test_095_bip_slip.py
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@@ -27,8 +27,7 @@ from cvc.certificates import CVC
from cvc import oid
from cryptography.hazmat.primitives.asymmetric import ec
from cryptography.hazmat.primitives import hashes
from picohsm import DOPrefixes, APDUResponse, SWCodes
from picohsm import PicoHSM
from picohsm import DOPrefixes, APDUResponse, SWCodes, PicoHSM
import hashlib
TEST_STRING = b'Pico Keys are awesome!'
@@ -393,37 +392,50 @@ def get_master_curve(mid):
@pytest.mark.parametrize(
"path", [
{
'path': [0],
'xpub': b'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8',
},
{
'path': [0, hardened(0)],
'xpub': b'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw',
},
{
'path': [0, hardened(0), 1],
'xpub': b'xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ',
},
{
'path': [0, hardened(0), 1, hardened(2)],
'xpub': b'xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5',
},
{
'path': [0, hardened(0), 1, hardened(2), 2],
'xpub': b'xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV',
},
{
'path': [0, hardened(0), 1, hardened(2), 2, 1000000000],
'xpub': b'xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy',
},
[0],
[0, hardened(0)],
[0, hardened(0), 1],
[0, hardened(0), 1, hardened(2)],
[0, hardened(0), 1, hardened(2), 2],
[0, hardened(0), 1, hardened(2), 2, 1000000000],
[1],
[1, 0],
[1, 0, hardened(2147483647)],
[1, 0, hardened(2147483647), 1],
[1, 0, hardened(2147483647), 1, hardened(2147483646)],
[1, 0, hardened(2147483647), 1, hardened(2147483646), 2],
[4],
[4, hardened(0)],
[4, hardened(0), 1],
[4, hardened(0), 1, hardened(2)],
[4, hardened(0), 1, hardened(2), 2],
[4, hardened(0), 1, hardened(2), 2, 1000000000],
[5],
[5, 0],
[5, 0, hardened(2147483647)],
[5, 0, hardened(2147483647), 1],
[5, 0, hardened(2147483647), 1, hardened(2147483646)],
[5, 0, hardened(2147483647), 1, hardened(2147483646), 2],
]
)
def test_signature(device, path):
pub = device.hd_derive_node(path['path'])
pub = device.hd_derive_node(path)
xpub = PicoHSM.hd_decode_xpub(pub)
curve = get_master_curve(path['path'][0])
curve = get_master_curve(path[0])
pubkey = ec.EllipticCurvePublicKey.from_encoded_point(curve, xpub['public'])
resp = device.hd_signature(path['path'], TEST_STRING)
resp = device.hd_signature(path, TEST_STRING)
pubkey.verify(resp, TEST_STRING, ec.ECDSA(hashes.SHA256()))
@pytest.mark.parametrize(
"path", [
[7],
[7, b"SLIP-0021"],
[7, b"SLIP-0021", b"Master encryption key"],
[7, b"SLIP-0021", b"Authentication key"],
]
)
def test_signature_slip(device, path):
pub = device.hd_derive_node(path)
with pytest.raises(APDUResponse) as e:
resp = device.hd_signature(path, TEST_STRING)
assert (e.value.sw == SWCodes.SW_CONDITIONS_NOT_SATISFIED)