def test_2(self):
"""Test vector from 34.10-2012 standard itself
"""
curve = GOST3410Curve(
p=
3623986102229003635907788753683874306021320925534678605086546150450856166624002482588482022271496854025090823603058735163734263822371964987228582907372403,
q=
3623986102229003635907788753683874306021320925534678605086546150450856166623969164898305032863068499961404079437936585455865192212970734808812618120619743,
a=7,
b=
1518655069210828534508950034714043154928747527740206436194018823352809982443793732829756914785974674866041605397883677596626326413990136959047435811826396,
x=
1928356944067022849399309401243137598997786635459507974357075491307766592685835441065557681003184874819658004903212332884252335830250729527632383493573274,
y=
2288728693371972859970012155529478416353562327329506180314497425931102860301572814141997072271708807066593850650334152381857347798885864807605098724013854,
)
prv = bytes2long(
hexdec(
"0BA6048AADAE241BA40936D47756D7C93091A0E8514669700EE7508E508B102072E8123B2200A0563322DAD2827E2714A2636B7BFD18AADFC62967821FA18DD4"
))
digest = hexdec(
"3754F3CFACC9E0615C4F4A7C4D8DAB531B09B6F9C170C533A71D147035B0C5917184EE536593F4414339976C647C5D5A407ADEDB1D560C4FC6777D2972075B8C"
)
rand = hexdec(
"0359E7F4B1410FEACC570456C6801496946312120B39D019D455986E364F365886748ED7A44B3E794434006011842286212273A6D14CF70EA3AF71BB1AE679F1"
)
signature = sign(curve, prv, digest, rand, mode=2012)
r = "2f86fa60a081091a23dd795e1e3c689ee512a3c82ee0dcc2643c78eea8fcacd35492558486b20f1c9ec197c90699850260c93bcbcd9c5c3317e19344e173ae36"
s = "1081b394696ffe8e6585e7a9362d26b6325f56778aadbc081c0bfbe933d52ff5823ce288e8c4f362526080df7f70ce406a6eeb1f56919cb92a9853bde73e5b4a"
self.assertSequenceEqual(hexenc(signature), s + r)
def test_sequence(self):
c = GOST3410Curve(*CURVE_PARAMS["GostR3410_2001_TestParamSet"])
prv = bytes2long(urandom(32))
pubX, pubY = public_key(c, prv)
for _ in range(20):
digest = urandom(32)
s = sign(c, prv, digest, mode=2001)
self.assertTrue(verify(c, (pubX, pubY), digest, s, mode=2001))
def test_sequence(self):
c = GOST3410Curve(*CURVE_PARAMS["GostR3410_2012_TC26_ParamSetA"])
prv = bytes2long(urandom(64))
pubX, pubY = public_key(c, prv)
for _ in range(20):
digest = urandom(64)
s = sign(c, prv, digest, mode=2012)
self.assertTrue(verify(c, (pubX, pubY), digest, s, mode=2012))
self.assertNotIn(b"\x00" * 8, s)
def test_vector(self):
curve = GOST3410Curve(*CURVE_PARAMS["GostR3410_2012_TC26_ParamSetA"])
ukm = ukm_unmarshal(hexdec("1d80603c8544c727"))
prvA = prv_unmarshal(hexdec("c990ecd972fce84ec4db022778f50fcac726f46708384b8d458304962d7147f8c2db41cef22c90b102f2968404f9b9be6d47c79692d81826b32b8daca43cb667"))
pubA = pub_unmarshal(hexdec("aab0eda4abff21208d18799fb9a8556654ba783070eba10cb9abb253ec56dcf5d3ccba6192e464e6e5bcb6dea137792f2431f6c897eb1b3c0cc14327b1adc0a7914613a3074e363aedb204d38d3563971bd8758e878c9db11403721b48002d38461f92472d40ea92f9958c0ffa4c93756401b97f89fdbe0b5e46e4a4631cdb5a"), mode=2012)
prvB = prv_unmarshal(hexdec("48c859f7b6f11585887cc05ec6ef1390cfea739b1a18c0d4662293ef63b79e3b8014070b44918590b4b996acfea4edfbbbcccc8c06edd8bf5bda92a51392d0db"))
pubB = pub_unmarshal(hexdec("192fe183b9713a077253c72c8735de2ea42a3dbc66ea317838b65fa32523cd5efca974eda7c863f4954d1147f1f2b25c395fce1c129175e876d132e94ed5a65104883b414c9b592ec4dc84826f07d0b6d9006dda176ce48c391e3f97d102e03bb598bf132a228a45f7201aba08fc524a2d77e43a362ab022ad4028f75bde3b79"), mode=2012)
vko = hexdec("79f002a96940ce7bde3259a52e015297adaad84597a0d205b50e3e1719f97bfa7ee1d2661fa9979a5aa235b558a7e6d9f88f982dd63fc35a8ec0dd5e242d3bdf")
self.assertEqual(kek_34102012512(curve, prvA, pubB, ukm), vko)
self.assertEqual(kek_34102012512(curve, prvB, pubA, ukm), vko)
def test_vector(self):
curve = GOST3410Curve(*CURVE_PARAMS["GostR3410_2001_TestParamSet"])
ukm = ukm_unmarshal(hexdec("5172be25f852a233"))
prv1 = prv_unmarshal(hexdec("1df129e43dab345b68f6a852f4162dc69f36b2f84717d08755cc5c44150bf928"))
prv2 = prv_unmarshal(hexdec("5b9356c6474f913f1e83885ea0edd5df1a43fd9d799d219093241157ac9ed473"))
kek = hexdec("ee4618a0dbb10cb31777b4b86a53d9e7ef6cb3e400101410f0c0f2af46c494a6")
pub1 = public_key(curve, prv1)
pub2 = public_key(curve, prv2)
self.assertEqual(kek_34102001(curve, prv1, pub2, ukm), kek)
self.assertEqual(kek_34102001(curve, prv2, pub1, ukm), kek)
def test_sequence(self):
curve = GOST3410Curve(*CURVE_PARAMS["GostR3410_2012_TC26_ParamSetA"])
for _ in range(10):
ukm = ukm_unmarshal(urandom(8))
prv1 = bytes2long(urandom(32))
prv2 = bytes2long(urandom(32))
pub1 = public_key(curve, prv1)
pub2 = public_key(curve, prv2)
kek1 = kek_34102012256(curve, prv1, pub2, ukm)
kek2 = kek_34102012256(curve, prv2, pub1, ukm)
self.assertEqual(kek1, kek2)
kek1 = kek_34102012256(curve, prv1, pub1, ukm)
kek2 = kek_34102012256(curve, prv2, pub2, ukm)
self.assertNotEqual(kek1, kek2)
def sign(private_key, data):
""" Sign data
:param private_key: private key to sign with
:type private_key: bytes, 32 bytes
:param bytes data: arbitrary data
:return: signature
:rtype: bytes, 64 bytes
"""
curve = GOST3410Curve(*CURVE_PARAMS[DEFAULT_CURVE])
return _sign(
curve,
bytes2long(private_key[::-1]),
GOST341194(data, GOST341194_SBOX).digest(),
)
def keypair_gen(seed):
""" Generate keypair
:param seed: random data used as an entropy source
:type seed: bytes, 32 bytes
:return: private and public keys
:rtype: (bytes, bytes), 32 and 64 bytes
"""
if len(seed) != 32:
raise ValueError("Invalid seed size")
curve = GOST3410Curve(*CURVE_PARAMS[DEFAULT_CURVE])
private_key = seed
public_key_x, public_key_y = _public_key(curve, bytes2long(private_key))
public_key = (long2bytes(public_key_y) + long2bytes(public_key_x))[::-1]
return private_key[::-1], public_key
def test_rfc(self):
""" Test vector from :rfc:`5832`
"""
prv = bytes(bytearray((
0x7A, 0x92, 0x9A, 0xDE, 0x78, 0x9B, 0xB9, 0xBE,
0x10, 0xED, 0x35, 0x9D, 0xD3, 0x9A, 0x72, 0xC1,
0x1B, 0x60, 0x96, 0x1F, 0x49, 0x39, 0x7E, 0xEE,
0x1D, 0x19, 0xCE, 0x98, 0x91, 0xEC, 0x3B, 0x28
)))
pub_x = bytes(bytearray((
0x7F, 0x2B, 0x49, 0xE2, 0x70, 0xDB, 0x6D, 0x90,
0xD8, 0x59, 0x5B, 0xEC, 0x45, 0x8B, 0x50, 0xC5,
0x85, 0x85, 0xBA, 0x1D, 0x4E, 0x9B, 0x78, 0x8F,
0x66, 0x89, 0xDB, 0xD8, 0xE5, 0x6F, 0xD8, 0x0B
)))
pub_y = bytes(bytearray((
0x26, 0xF1, 0xB4, 0x89, 0xD6, 0x70, 0x1D, 0xD1,
0x85, 0xC8, 0x41, 0x3A, 0x97, 0x7B, 0x3C, 0xBB,
0xAF, 0x64, 0xD1, 0xC5, 0x93, 0xD2, 0x66, 0x27,
0xDF, 0xFB, 0x10, 0x1A, 0x87, 0xFF, 0x77, 0xDA
)))
digest = bytes(bytearray((
0x2D, 0xFB, 0xC1, 0xB3, 0x72, 0xD8, 0x9A, 0x11,
0x88, 0xC0, 0x9C, 0x52, 0xE0, 0xEE, 0xC6, 0x1F,
0xCE, 0x52, 0x03, 0x2A, 0xB1, 0x02, 0x2E, 0x8E,
0x67, 0xEC, 0xE6, 0x67, 0x2B, 0x04, 0x3E, 0xE5
)))
signature = bytes(bytearray((
0x41, 0xAA, 0x28, 0xD2, 0xF1, 0xAB, 0x14, 0x82,
0x80, 0xCD, 0x9E, 0xD5, 0x6F, 0xED, 0xA4, 0x19,
0x74, 0x05, 0x35, 0x54, 0xA4, 0x27, 0x67, 0xB8,
0x3A, 0xD0, 0x43, 0xFD, 0x39, 0xDC, 0x04, 0x93,
0x01, 0x45, 0x6C, 0x64, 0xBA, 0x46, 0x42, 0xA1,
0x65, 0x3C, 0x23, 0x5A, 0x98, 0xA6, 0x02, 0x49,
0xBC, 0xD6, 0xD3, 0xF7, 0x46, 0xB6, 0x31, 0xDF,
0x92, 0x80, 0x14, 0xF6, 0xC5, 0xBF, 0x9C, 0x40
)))
prv = bytes2long(prv)
signature = signature[32:] + signature[:32]
c = GOST3410Curve(*CURVE_PARAMS["GostR3410_2001_TestParamSet"])
pubX, pubY = public_key(c, prv)
self.assertEqual(long2bytes(pubX), pub_x)
self.assertEqual(long2bytes(pubY), pub_y)
s = sign(c, prv, digest)
self.assertTrue(verify(c, (pubX, pubY), digest, s))
self.assertTrue(verify(c, (pubX, pubY), digest, signature))
def verify(public_key, data, signature):
""" Verify signature
:param public_key: public key to verify with
:type public_key: bytes, 64 bytes
:param bytes data: arbitrary data
:type signature: bytes, 64 bytes
:rtype: bool
"""
curve = GOST3410Curve(*CURVE_PARAMS[DEFAULT_CURVE])
public_key = public_key[::-1]
return _verify(
curve,
bytes2long(public_key[32:]),
bytes2long(public_key[:32]),
GOST341194(data, GOST341194_SBOX).digest(),
signature,
)
def process_cert(self, curve_name, mode, hasher, prv_key_raw, cert_raw):
cert, tail = Certificate().decode(cert_raw)
self.assertSequenceEqual(tail, b"")
curve = GOST3410Curve(*CURVE_PARAMS[curve_name])
prv_key = prv_unmarshal(prv_key_raw)
pub_key_raw, tail = OctetString().decode(
bytes(cert["tbsCertificate"]["subjectPublicKeyInfo"]
["subjectPublicKey"]))
pub_key = pub_unmarshal(bytes(pub_key_raw), mode=mode)
self.assertSequenceEqual(tail, b"")
self.assertSequenceEqual(pub_key, public_key(curve, prv_key))
self.assertTrue(
verify(
curve,
pub_key,
hasher(cert["tbsCertificate"].encode()).digest()[::-1],
bytes(cert["signatureValue"]),
mode=mode,
))
def process_cms(
self,
content_info_raw,
prv_key_our,
curve_name,
keker,
plaintext_expected,
):
sbox = "Gost28147_tc26_ParamZ"
content_info, tail = ContentInfo().decode(content_info_raw)
self.assertSequenceEqual(tail, b"")
enveloped_data, tail = EnvelopedData().decode(
bytes(content_info["content"]))
self.assertSequenceEqual(tail, b"")
eci = enveloped_data["encryptedContentInfo"]
ri = enveloped_data["recipientInfos"][0]
encrypted_key, tail = GostR3410KeyTransport().decode(
bytes(ri["ktri"]["encryptedKey"]))
self.assertSequenceEqual(tail, b"")
ukm = bytes(encrypted_key["transportParameters"]["ukm"])
spk = bytes(encrypted_key["transportParameters"]["ephemeralPublicKey"]
["subjectPublicKey"])
pub_key_their, tail = OctetString().decode(spk)
self.assertSequenceEqual(tail, b"")
curve = GOST3410Curve(*CURVE_PARAMS[curve_name])
kek = keker(curve, prv_key_our, bytes(pub_key_their), ukm)
key_wrapped = bytes(
encrypted_key["sessionEncryptedKey"]["encryptedKey"])
mac = bytes(encrypted_key["sessionEncryptedKey"]["macKey"])
cek = unwrap_cryptopro(kek, ukm + key_wrapped + mac, sbox=sbox)
ciphertext = bytes(eci["encryptedContent"])
encryption_params, tail = Gost2814789Parameters().decode(
bytes(eci["contentEncryptionAlgorithm"]["parameters"]))
self.assertSequenceEqual(tail, b"")
iv = bytes(encryption_params["iv"])
self.assertSequenceEqual(
cfb_decrypt(cek, ciphertext, iv, sbox=sbox, mesh=True),
plaintext_expected,
)
def process_cms(
self,
content_info_raw,
prv_key_our,
curve_name,
keker,
plaintext_expected,
):
sbox = "Gost28147_tc26_ParamZ"
content_info, tail = ContentInfo().decode(content_info_raw)
self.assertSequenceEqual(tail, b"")
enveloped_data, tail = EnvelopedData().decode(
bytes(content_info["content"]))
self.assertSequenceEqual(tail, b"")
eci = enveloped_data["encryptedContentInfo"]
kari = enveloped_data["recipientInfos"][0]["kari"]
pub_key_their, tail = OctetString().decode(
bytes(kari["originator"]["originatorKey"]["publicKey"]), )
self.assertSequenceEqual(tail, b"")
ukm = bytes(kari["ukm"])
rek = kari["recipientEncryptedKeys"][0]
curve = GOST3410Curve(*CURVE_PARAMS[curve_name])
kek = keker(curve, prv_key_our, bytes(pub_key_their), ukm)
encrypted_key, tail = Gost2814789EncryptedKey().decode(
bytes(rek["encryptedKey"]), )
self.assertSequenceEqual(tail, b"")
key_wrapped = bytes(encrypted_key["encryptedKey"])
mac = bytes(encrypted_key["macKey"])
cek = unwrap_gost(kek, ukm + key_wrapped + mac, sbox=sbox)
ciphertext = bytes(eci["encryptedContent"])
encryption_params, tail = Gost2814789Parameters().decode(
bytes(eci["contentEncryptionAlgorithm"]["parameters"]))
self.assertSequenceEqual(tail, b"")
iv = bytes(encryption_params["iv"])
self.assertSequenceEqual(
cfb_decrypt(cek, ciphertext, iv, sbox=sbox, mesh=True),
plaintext_expected,
)
def process_cms(
self,
content_info_raw,
prv_key_raw,
curve_name,
hasher,
mode,
):
content_info, tail = ContentInfo().decode(content_info_raw)
self.assertSequenceEqual(tail, b"")
signed_data, tail = SignedData().decode(bytes(content_info["content"]))
self.assertSequenceEqual(tail, b"")
self.assertEqual(len(signed_data["signerInfos"]), 1)
curve = GOST3410Curve(*CURVE_PARAMS[curve_name])
self.assertTrue(
verify(
curve,
public_key(curve, prv_unmarshal(prv_key_raw)),
hasher(bytes(signed_data["encapContentInfo"]
["eContent"])).digest()[::-1],
bytes(signed_data["signerInfos"][0]["signature"]),
mode=mode,
))
def test_gcl3(self):
""" Test vector from libgcl3
"""
p = bytes2long(
bytes(
bytearray((
0x45,
0x31,
0xAC,
0xD1,
0xFE,
0x00,
0x23,
0xC7,
0x55,
0x0D,
0x26,
0x7B,
0x6B,
0x2F,
0xEE,
0x80,
0x92,
0x2B,
0x14,
0xB2,
0xFF,
0xB9,
0x0F,
0x04,
0xD4,
0xEB,
0x7C,
0x09,
0xB5,
0xD2,
0xD1,
0x5D,
0xF1,
0xD8,
0x52,
0x74,
0x1A,
0xF4,
0x70,
0x4A,
0x04,
0x58,
0x04,
0x7E,
0x80,
0xE4,
0x54,
0x6D,
0x35,
0xB8,
0x33,
0x6F,
0xAC,
0x22,
0x4D,
0xD8,
0x16,
0x64,
0xBB,
0xF5,
0x28,
0xBE,
0x63,
0x73,
))))
q = bytes2long(
bytes(
bytearray((
0x45,
0x31,
0xAC,
0xD1,
0xFE,
0x00,
0x23,
0xC7,
0x55,
0x0D,
0x26,
0x7B,
0x6B,
0x2F,
0xEE,
0x80,
0x92,
0x2B,
0x14,
0xB2,
0xFF,
0xB9,
0x0F,
0x04,
0xD4,
0xEB,
0x7C,
0x09,
0xB5,
0xD2,
0xD1,
0x5D,
0xA8,
0x2F,
0x2D,
0x7E,
0xCB,
0x1D,
0xBA,
0xC7,
0x19,
0x90,
0x5C,
0x5E,
0xEC,
0xC4,
0x23,
0xF1,
0xD8,
0x6E,
0x25,
0xED,
0xBE,
0x23,
0xC5,
0x95,
0xD6,
0x44,
0xAA,
0xF1,
0x87,
0xE6,
0xE6,
0xDF,
))))
a = bytes2long(
bytes(
bytearray((
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x07,
))))
b = bytes2long(
bytes(
bytearray((
0x1C,
0xFF,
0x08,
0x06,
0xA3,
0x11,
0x16,
0xDA,
0x29,
0xD8,
0xCF,
0xA5,
0x4E,
0x57,
0xEB,
0x74,
0x8B,
0xC5,
0xF3,
0x77,
0xE4,
0x94,
0x00,
0xFD,
0xD7,
0x88,
0xB6,
0x49,
0xEC,
0xA1,
0xAC,
0x43,
0x61,
0x83,
0x40,
0x13,
0xB2,
0xAD,
0x73,
0x22,
0x48,
0x0A,
0x89,
0xCA,
0x58,
0xE0,
0xCF,
0x74,
0xBC,
0x9E,
0x54,
0x0C,
0x2A,
0xDD,
0x68,
0x97,
0xFA,
0xD0,
0xA3,
0x08,
0x4F,
0x30,
0x2A,
0xDC,
))))
x = bytes2long(
bytes(
bytearray((
0x24,
0xD1,
0x9C,
0xC6,
0x45,
0x72,
0xEE,
0x30,
0xF3,
0x96,
0xBF,
0x6E,
0xBB,
0xFD,
0x7A,
0x6C,
0x52,
0x13,
0xB3,
0xB3,
0xD7,
0x05,
0x7C,
0xC8,
0x25,
0xF9,
0x10,
0x93,
0xA6,
0x8C,
0xD7,
0x62,
0xFD,
0x60,
0x61,
0x12,
0x62,
0xCD,
0x83,
0x8D,
0xC6,
0xB6,
0x0A,
0xA7,
0xEE,
0xE8,
0x04,
0xE2,
0x8B,
0xC8,
0x49,
0x97,
0x7F,
0xAC,
0x33,
0xB4,
0xB5,
0x30,
0xF1,
0xB1,
0x20,
0x24,
0x8A,
0x9A,
))))
y = bytes2long(
bytes(
bytearray((
0x2B,
0xB3,
0x12,
0xA4,
0x3B,
0xD2,
0xCE,
0x6E,
0x0D,
0x02,
0x06,
0x13,
0xC8,
0x57,
0xAC,
0xDD,
0xCF,
0xBF,
0x06,
0x1E,
0x91,
0xE5,
0xF2,
0xC3,
0xF3,
0x24,
0x47,
0xC2,
0x59,
0xF3,
0x9B,
0x2C,
0x83,
0xAB,
0x15,
0x6D,
0x77,
0xF1,
0x49,
0x6B,
0xF7,
0xEB,
0x33,
0x51,
0xE1,
0xEE,
0x4E,
0x43,
0xDC,
0x1A,
0x18,
0xB9,
0x1B,
0x24,
0x64,
0x0B,
0x6D,
0xBB,
0x92,
0xCB,
0x1A,
0xDD,
0x37,
0x1E,
))))
prv = bytes(
bytearray((
0x0B,
0xA6,
0x04,
0x8A,
0xAD,
0xAE,
0x24,
0x1B,
0xA4,
0x09,
0x36,
0xD4,
0x77,
0x56,
0xD7,
0xC9,
0x30,
0x91,
0xA0,
0xE8,
0x51,
0x46,
0x69,
0x70,
0x0E,
0xE7,
0x50,
0x8E,
0x50,
0x8B,
0x10,
0x20,
0x72,
0xE8,
0x12,
0x3B,
0x22,
0x00,
0xA0,
0x56,
0x33,
0x22,
0xDA,
0xD2,
0x82,
0x7E,
0x27,
0x14,
0xA2,
0x63,
0x6B,
0x7B,
0xFD,
0x18,
0xAA,
0xDF,
0xC6,
0x29,
0x67,
0x82,
0x1F,
0xA1,
0x8D,
0xD4,
)))
pub_x = bytes(
bytearray((
0x11,
0x5D,
0xC5,
0xBC,
0x96,
0x76,
0x0C,
0x7B,
0x48,
0x59,
0x8D,
0x8A,
0xB9,
0xE7,
0x40,
0xD4,
0xC4,
0xA8,
0x5A,
0x65,
0xBE,
0x33,
0xC1,
0x81,
0x5B,
0x5C,
0x32,
0x0C,
0x85,
0x46,
0x21,
0xDD,
0x5A,
0x51,
0x58,
0x56,
0xD1,
0x33,
0x14,
0xAF,
0x69,
0xBC,
0x5B,
0x92,
0x4C,
0x8B,
0x4D,
0xDF,
0xF7,
0x5C,
0x45,
0x41,
0x5C,
0x1D,
0x9D,
0xD9,
0xDD,
0x33,
0x61,
0x2C,
0xD5,
0x30,
0xEF,
0xE1,
)))
pub_y = bytes(
bytearray((
0x37,
0xC7,
0xC9,
0x0C,
0xD4,
0x0B,
0x0F,
0x56,
0x21,
0xDC,
0x3A,
0xC1,
0xB7,
0x51,
0xCF,
0xA0,
0xE2,
0x63,
0x4F,
0xA0,
0x50,
0x3B,
0x3D,
0x52,
0x63,
0x9F,
0x5D,
0x7F,
0xB7,
0x2A,
0xFD,
0x61,
0xEA,
0x19,
0x94,
0x41,
0xD9,
0x43,
0xFF,
0xE7,
0xF0,
0xC7,
0x0A,
0x27,
0x59,
0xA3,
0xCD,
0xB8,
0x4C,
0x11,
0x4E,
0x1F,
0x93,
0x39,
0xFD,
0xF2,
0x7F,
0x35,
0xEC,
0xA9,
0x36,
0x77,
0xBE,
0xEC,
)))
digest = bytes(
bytearray((
0x37,
0x54,
0xF3,
0xCF,
0xAC,
0xC9,
0xE0,
0x61,
0x5C,
0x4F,
0x4A,
0x7C,
0x4D,
0x8D,
0xAB,
0x53,
0x1B,
0x09,
0xB6,
0xF9,
0xC1,
0x70,
0xC5,
0x33,
0xA7,
0x1D,
0x14,
0x70,
0x35,
0xB0,
0xC5,
0x91,
0x71,
0x84,
0xEE,
0x53,
0x65,
0x93,
0xF4,
0x41,
0x43,
0x39,
0x97,
0x6C,
0x64,
0x7C,
0x5D,
0x5A,
0x40,
0x7A,
0xDE,
0xDB,
0x1D,
0x56,
0x0C,
0x4F,
0xC6,
0x77,
0x7D,
0x29,
0x72,
0x07,
0x5B,
0x8C,
)))
signature = bytes(
bytearray((
0x2F,
0x86,
0xFA,
0x60,
0xA0,
0x81,
0x09,
0x1A,
0x23,
0xDD,
0x79,
0x5E,
0x1E,
0x3C,
0x68,
0x9E,
0xE5,
0x12,
0xA3,
0xC8,
0x2E,
0xE0,
0xDC,
0xC2,
0x64,
0x3C,
0x78,
0xEE,
0xA8,
0xFC,
0xAC,
0xD3,
0x54,
0x92,
0x55,
0x84,
0x86,
0xB2,
0x0F,
0x1C,
0x9E,
0xC1,
0x97,
0xC9,
0x06,
0x99,
0x85,
0x02,
0x60,
0xC9,
0x3B,
0xCB,
0xCD,
0x9C,
0x5C,
0x33,
0x17,
0xE1,
0x93,
0x44,
0xE1,
0x73,
0xAE,
0x36,
0x10,
0x81,
0xB3,
0x94,
0x69,
0x6F,
0xFE,
0x8E,
0x65,
0x85,
0xE7,
0xA9,
0x36,
0x2D,
0x26,
0xB6,
0x32,
0x5F,
0x56,
0x77,
0x8A,
0xAD,
0xBC,
0x08,
0x1C,
0x0B,
0xFB,
0xE9,
0x33,
0xD5,
0x2F,
0xF5,
0x82,
0x3C,
0xE2,
0x88,
0xE8,
0xC4,
0xF3,
0x62,
0x52,
0x60,
0x80,
0xDF,
0x7F,
0x70,
0xCE,
0x40,
0x6A,
0x6E,
0xEB,
0x1F,
0x56,
0x91,
0x9C,
0xB9,
0x2A,
0x98,
0x53,
0xBD,
0xE7,
0x3E,
0x5B,
0x4A,
)))
prv = bytes2long(prv)
signature = signature[64:] + signature[:64]
c = GOST3410Curve(p, q, a, b, x, y)
pubX, pubY = public_key(c, prv)
self.assertSequenceEqual(long2bytes(pubX), pub_x)
self.assertSequenceEqual(long2bytes(pubY), pub_y)
s = sign(c, prv, digest, mode=2012)
self.assertTrue(verify(c, (pubX, pubY), digest, s, mode=2012))
self.assertTrue(verify(c, (pubX, pubY), digest, signature, mode=2012))
import base64
from binascii import hexlify, unhexlify
from pygost.gost3410 import CURVE_PARAMS
from pygost.gost3410 import GOST3410Curve
from pygost.gost3410 import bytes2long
curve = GOST3410Curve(*CURVE_PARAMS['GostR3410_2012_TC26_ParamSetA'])
from os import urandom
# prv_raw = urandom(32)
from pygost.gost3410 import prv_unmarshal
# prv = prv_unmarshal(prv_raw)
from pygost.gost3410 import public_key
# pub = public_key(curve, prv)
from pygost.gost3410 import pub_marshal
from pygost.utils import hexenc
from pygost.utils import hexdec
# print('Public key is:', hexenc(pub_marshal(pub)))
from pygost import gost34112012256
# data_for_signing = b'some data'
# dgst = gost34112012256.new(data_for_signing).digest()
from pygost.gost3410 import sign
# signature = sign(curve, prv, dgst, mode=2012)
from pygost.gost3410 import verify
# verify(curve, pub, dgst, signature, mode=2012)
name = 'gost'
bit = '256'
class sk_:
def __init__(self, prv, pub=0000):
self.prv = prv
