def _check_decryption(self, rsaObj):
plaintext = bytes_to_long(a2b_hex(self.plaintext))
ciphertext = bytes_to_long(a2b_hex(self.ciphertext))
# Test plain decryption
new_plaintext = rsaObj._decrypt(ciphertext)
self.assertEqual(plaintext, new_plaintext)
def _test_signing(self, dsaObj):
k = a2b_hex(self.k)
m_hash = a2b_hex(self.m_hash)
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
(r_out, s_out) = dsaObj.sign(m_hash, k)
self.assertEqual((r, s), (r_out, s_out))
def test_serialization_compat(self):
"""RSA (default implementation) backward compatibility serialization"""
rsaObj = pickle.loads(b(self.pickled_key_2_3))
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
ciphertext_result = rsaObj.encrypt(plaintext, b(""))[0]
self.assertEqual(ciphertext_result, ciphertext)
def _check_encryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test encryption (2 arguments)
(new_ciphertext2,) = rsaObj.encrypt(plaintext, b(""))
self.assertEqual(b2a_hex(ciphertext), b2a_hex(new_ciphertext2))
def test_serialization_compat(self):
"""RSA (default implementation) backward compatibility serialization"""
rsaObj = pickle.loads(b(self.pickled_key_2_3))
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
ciphertext_result = rsaObj.encrypt(plaintext, b(""))[0]
self.assertEqual(ciphertext_result, ciphertext)
def _check_decryption(self, paillierObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test plain decryption
new_plaintext = paillierObj.decrypt((ciphertext,))
self.assertEqual(b2a_hex(plaintext), b2a_hex(new_plaintext))
def _check_encryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test encryption
new_ciphertext2 = rsaObj._encrypt(bytes_to_long(plaintext))
self.assertEqual(bytes_to_long(ciphertext), new_ciphertext2)
def _check_decryption(self, rsaObj):
plaintext = bytes_to_long(a2b_hex(self.plaintext))
ciphertext = bytes_to_long(a2b_hex(self.ciphertext))
# Test plain decryption
new_plaintext = rsaObj._decrypt(ciphertext)
self.assertEqual(plaintext, new_plaintext)
def _check_encryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test encryption (2 arguments)
(new_ciphertext2, ) = rsaObj.encrypt(plaintext, "")
self.assertEqual(b2a_hex(ciphertext), b2a_hex(new_ciphertext2))
def _check_public_key(self, dsaObj):
k = a2b_hex(self.k)
m_hash = a2b_hex(self.m_hash)
# Check capabilities
self.assertEqual(0, dsaObj.has_private())
self.assertEqual(1, dsaObj.can_sign())
self.assertEqual(0, dsaObj.can_encrypt())
self.assertEqual(0, dsaObj.can_blind())
# Check dsaObj.[ygpq] -> dsaObj.key.[ygpq] mapping
self.assertEqual(dsaObj.y, dsaObj.key.y)
self.assertEqual(dsaObj.g, dsaObj.key.g)
self.assertEqual(dsaObj.p, dsaObj.key.p)
self.assertEqual(dsaObj.q, dsaObj.key.q)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(dsaObj, 'x'))
self.assertEqual(0, hasattr(dsaObj.key, 'x'))
# Sanity check key data
self.assertEqual(1, dsaObj.p > dsaObj.q) # p > q
self.assertEqual(160, size(dsaObj.q)) # size(q) == 160 bits
self.assertEqual(0, (dsaObj.p - 1) % dsaObj.q) # q is a divisor of p-1
# Public-only key objects should raise an error when .sign() is called
self.assertRaises(TypeError, dsaObj.sign, m_hash, k)
# Check __eq__ and __ne__
self.assertEqual(dsaObj.publickey() == dsaObj.publickey(),
True) # assert_
self.assertEqual(dsaObj.publickey() != dsaObj.publickey(),
False) # failIf
def _test_signing(self, dsaObj):
k = a2b_hex(self.k)
m_hash = a2b_hex(self.m_hash)
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
(r_out, s_out) = dsaObj.sign(m_hash, k)
self.assertEqual((r, s), (r_out, s_out))
def _check_encryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test encryption
new_ciphertext2 = rsaObj._encrypt(bytes_to_long(plaintext))
self.assertEqual(bytes_to_long(ciphertext), new_ciphertext2)
def _check_public_key(self, dsaObj):
k = a2b_hex(self.k)
m_hash = a2b_hex(self.m_hash)
# Check capabilities
self.assertEqual(0, dsaObj.has_private())
self.assertEqual(1, dsaObj.can_sign())
self.assertEqual(0, dsaObj.can_encrypt())
self.assertEqual(0, dsaObj.can_blind())
# Check dsaObj.[ygpq] -> dsaObj.key.[ygpq] mapping
self.assertEqual(dsaObj.y, dsaObj.key.y)
self.assertEqual(dsaObj.g, dsaObj.key.g)
self.assertEqual(dsaObj.p, dsaObj.key.p)
self.assertEqual(dsaObj.q, dsaObj.key.q)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(dsaObj, 'x'))
self.assertEqual(0, hasattr(dsaObj.key, 'x'))
# Sanity check key data
self.assertEqual(1, dsaObj.p > dsaObj.q) # p > q
self.assertEqual(160, size(dsaObj.q)) # size(q) == 160 bits
self.assertEqual(0, (dsaObj.p - 1) % dsaObj.q) # q is a divisor of p-1
# Public-only key objects should raise an error when .sign() is called
self.assertRaises(TypeError, dsaObj.sign, m_hash, k)
# Check __eq__ and __ne__
self.assertEqual(dsaObj.publickey() == dsaObj.publickey(),True) # assert_
self.assertEqual(dsaObj.publickey() != dsaObj.publickey(),False) # failIf
def _check_verification(self, rsaObj):
signature = bytes_to_long(a2b_hex(self.plaintext))
message = a2b_hex(self.ciphertext)
# Test verification
t = (signature,) # rsaObj.verify expects a tuple
self.assertEqual(1, rsaObj.verify(message, t))
# Test verification with overlong tuple (this is a
# backward-compatibility hack to support some harmless misuse of the
# API)
t2 = (signature, '')
self.assertEqual(1, rsaObj.verify(message, t2)) # extra garbage at end of tuple
def _check_verification(self, rsaObj):
signature = bytes_to_long(a2b_hex(self.plaintext))
message = a2b_hex(self.ciphertext)
# Test verification
t = (signature,) # rsaObj.verify expects a tuple
self.assertEqual(1, rsaObj.verify(message, t))
# Test verification with overlong tuple (this is a
# backward-compatibility hack to support some harmless misuse of the
# API)
t2 = (signature, "")
self.assertEqual(1, rsaObj.verify(message, t2)) # extra garbage at end of tuple
def setUp(self):
global RSA, Random, bytes_to_long
from Crypto.PublicKey import RSA
from Crypto import Random
from Crypto.Util.number import bytes_to_long, inverse
self.n = bytes_to_long(a2b_hex(self.modulus))
self.p = bytes_to_long(a2b_hex(self.prime_factor))
# Compute q, d, and u from n, e, and p
self.q = self.n // self.p
self.d = inverse(self.e, (self.p-1)*(self.q-1))
self.u = inverse(self.p, self.q) # u = e**-1 (mod q)
self.rsa = RSA
def setUp(self):
global RSA, Random, bytes_to_long
from Crypto.PublicKey import RSA
from Crypto import Random
from Crypto.Util.number import bytes_to_long, inverse
self.n = bytes_to_long(a2b_hex(self.modulus))
self.p = bytes_to_long(a2b_hex(self.prime_factor))
# Compute q, d, and u from n, e, and p
self.q = divmod(self.n, self.p)[0]
self.d = inverse(self.e, (self.p - 1) * (self.q - 1))
self.u = inverse(self.p, self.q) # u = e**-1 (mod q)
self.rsa = RSA
def _check_decryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test plain decryption
new_plaintext = rsaObj.decrypt((ciphertext,))
self.assertEqual(b2a_hex(plaintext), b2a_hex(new_plaintext))
# Test blinded decryption
blinding_factor = Random.new().read(len(ciphertext) - 1)
blinded_ctext = rsaObj.blind(ciphertext, blinding_factor)
blinded_ptext = rsaObj.decrypt((blinded_ctext,))
unblinded_plaintext = rsaObj.unblind(blinded_ptext, blinding_factor)
self.assertEqual(b2a_hex(plaintext), b2a_hex(unblinded_plaintext))
def _check_decryption(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
ciphertext = a2b_hex(self.ciphertext)
# Test plain decryption
new_plaintext = rsaObj.decrypt((ciphertext, ))
self.assertEqual(b2a_hex(plaintext), b2a_hex(new_plaintext))
# Test blinded decryption
blinding_factor = Random.new().read(len(ciphertext) - 1)
blinded_ctext = rsaObj.blind(ciphertext, blinding_factor)
blinded_ptext = rsaObj.decrypt((blinded_ctext, ))
unblinded_plaintext = rsaObj.unblind(blinded_ptext, blinding_factor)
self.assertEqual(b2a_hex(plaintext), b2a_hex(unblinded_plaintext))
def t2b(t):
"""Convert a text string with bytes in hex form to a byte string"""
clean = b(rws(t))
if len(clean) % 2 == 1:
print clean
raise ValueError("Even number of characters expected")
return a2b_hex(clean)
def t2b(t):
"""Convert a text string with bytes in hex form to a byte string"""
clean = b(rws(t))
if len(clean)%2 == 1:
print(clean)
raise ValueError("Even number of characters expected")
return a2b_hex(clean)
def _check_public_key(self, rsaObj):
ciphertext = a2b_hex(self.ciphertext)
# Check capabilities
self.assertEqual(0, rsaObj.has_private())
# Check rsaObj.[ne] -> rsaObj.[ne] mapping
self.assertEqual(rsaObj.n, rsaObj.n)
self.assertEqual(rsaObj.e, rsaObj.e)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(rsaObj, 'd'))
self.assertEqual(0, hasattr(rsaObj, 'p'))
self.assertEqual(0, hasattr(rsaObj, 'q'))
self.assertEqual(0, hasattr(rsaObj, 'u'))
# Sanity check key data
self.assertEqual(1, rsaObj.e > 1) # e > 1
# Public keys should not be able to sign or decrypt
self.assertRaises(TypeError, rsaObj._decrypt,
bytes_to_long(ciphertext))
# Check __eq__ and __ne__
self.assertEqual(rsaObj.publickey() == rsaObj.publickey(),True) # assert_
self.assertEqual(rsaObj.publickey() != rsaObj.publickey(),False) # failIf
def test_repr(self):
(y, g, p, q) = [
bytes_to_long(a2b_hex(param))
for param in (self.y, self.g, self.p, self.q)
]
dsaObj = self.dsa.construct((y, g, p, q))
repr(dsaObj)
def test_construct_bad_key5(self):
(y, g, p, q, x) = [bytes_to_long(a2b_hex(param)) for param in (self.y, self.g, self.p, self.q, self.x)]
tup = (y, g, p, q, x+1)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, g, p, q, q+10)
self.assertRaises(ValueError, self.dsa.construct, tup)
def _exercise_primitive(self, rsaObj):
# Since we're using a randomly-generated key, we can't check the test
# vector, but we can make sure encryption and decryption are inverse
# operations.
ciphertext = a2b_hex(self.ciphertext)
# Test decryption
plaintext = rsaObj.decrypt((ciphertext,))
# Test encryption (2 arguments)
(new_ciphertext2,) = rsaObj.encrypt(plaintext, b(""))
self.assertEqual(b2a_hex(ciphertext), b2a_hex(new_ciphertext2))
# Test blinded decryption
blinding_factor = Random.new().read(len(ciphertext) - 1)
blinded_ctext = rsaObj.blind(ciphertext, blinding_factor)
blinded_ptext = rsaObj.decrypt((blinded_ctext,))
unblinded_plaintext = rsaObj.unblind(blinded_ptext, blinding_factor)
self.assertEqual(b2a_hex(plaintext), b2a_hex(unblinded_plaintext))
# Test signing (2 arguments)
signature2 = rsaObj.sign(ciphertext, b(""))
self.assertEqual((bytes_to_long(plaintext),), signature2)
# Test verification
self.assertEqual(1, rsaObj.verify(ciphertext, (bytes_to_long(plaintext),)))
def _check_public_key(self, rsaObj):
ciphertext = a2b_hex(self.ciphertext)
# Check capabilities
self.assertEqual(0, rsaObj.has_private())
self.assertEqual(1, rsaObj.can_sign())
self.assertEqual(1, rsaObj.can_encrypt())
self.assertEqual(1, rsaObj.can_blind())
# Check rsaObj.[ne] -> rsaObj.key.[ne] mapping
self.assertEqual(rsaObj.n, rsaObj.key.n)
self.assertEqual(rsaObj.e, rsaObj.key.e)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(rsaObj, "d"))
self.assertEqual(0, hasattr(rsaObj, "p"))
self.assertEqual(0, hasattr(rsaObj, "q"))
self.assertEqual(0, hasattr(rsaObj, "u"))
self.assertEqual(0, hasattr(rsaObj.key, "d"))
self.assertEqual(0, hasattr(rsaObj.key, "p"))
self.assertEqual(0, hasattr(rsaObj.key, "q"))
self.assertEqual(0, hasattr(rsaObj.key, "u"))
# Sanity check key data
self.assertEqual(1, rsaObj.e > 1) # e > 1
# Public keys should not be able to sign or decrypt
self.assertRaises(TypeError, rsaObj.sign, ciphertext, b(""))
self.assertRaises(TypeError, rsaObj.decrypt, ciphertext)
# Check __eq__ and __ne__
self.assertEqual(rsaObj.publickey() == rsaObj.publickey(), True) # assert_
self.assertEqual(rsaObj.publickey() != rsaObj.publickey(), False) # failIf
def _check_public_key(self, rsaObj):
ciphertext = a2b_hex(self.ciphertext)
# Check capabilities
self.assertEqual(0, rsaObj.has_private())
# Check rsaObj.[ne] -> rsaObj.[ne] mapping
self.assertEqual(rsaObj.n, rsaObj.n)
self.assertEqual(rsaObj.e, rsaObj.e)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(rsaObj, 'd'))
self.assertEqual(0, hasattr(rsaObj, 'p'))
self.assertEqual(0, hasattr(rsaObj, 'q'))
self.assertEqual(0, hasattr(rsaObj, 'u'))
# Sanity check key data
self.assertEqual(1, rsaObj.e > 1) # e > 1
# Public keys should not be able to sign or decrypt
self.assertRaises(TypeError, rsaObj._decrypt,
bytes_to_long(ciphertext))
# Check __eq__ and __ne__
self.assertEqual(rsaObj.publickey() == rsaObj.publickey(),
True) # assert_
self.assertEqual(rsaObj.publickey() != rsaObj.publickey(),
False) # failIf
def test_construct_bad_key5(self):
(y, g, p, q, x) = [bytes_to_long(a2b_hex(param)) for param in (self.y, self.g, self.p, self.q, self.x)]
tup = (y, g, p, q, x+1)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, g, p, q, q+10)
self.assertRaises(ValueError, self.dsa.construct, tup)
def _exercise_primitive(self, rsaObj):
# Since we're using a randomly-generated key, we can't check the test
# vector, but we can make sure encryption and decryption are inverse
# operations.
ciphertext = a2b_hex(self.ciphertext)
# Test decryption
plaintext = rsaObj.decrypt((ciphertext, ))
# Test encryption (2 arguments)
(new_ciphertext2, ) = rsaObj.encrypt(plaintext, "")
self.assertEqual(b2a_hex(ciphertext), b2a_hex(new_ciphertext2))
# Test blinded decryption
blinding_factor = Random.new().read(len(ciphertext) - 1)
blinded_ctext = rsaObj.blind(ciphertext, blinding_factor)
blinded_ptext = rsaObj.decrypt((blinded_ctext, ))
unblinded_plaintext = rsaObj.unblind(blinded_ptext, blinding_factor)
self.assertEqual(b2a_hex(plaintext), b2a_hex(unblinded_plaintext))
# Test signing (2 arguments)
signature2 = rsaObj.sign(ciphertext, "")
self.assertEqual((bytes_to_long(plaintext), ), signature2)
# Test verification
self.assertEqual(
1, rsaObj.verify(ciphertext, (bytes_to_long(plaintext), )))
def _check_public_key(self, rsaObj):
ciphertext = a2b_hex(self.ciphertext)
# Check capabilities
self.assertEqual(0, rsaObj.has_private())
self.assertEqual(1, rsaObj.can_sign())
self.assertEqual(1, rsaObj.can_encrypt())
self.assertEqual(1, rsaObj.can_blind())
# Check rsaObj.[ne] -> rsaObj.key.[ne] mapping
self.assertEqual(rsaObj.n, rsaObj.key.n)
self.assertEqual(rsaObj.e, rsaObj.key.e)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(rsaObj, 'd'))
self.assertEqual(0, hasattr(rsaObj, 'p'))
self.assertEqual(0, hasattr(rsaObj, 'q'))
self.assertEqual(0, hasattr(rsaObj, 'u'))
self.assertEqual(0, hasattr(rsaObj.key, 'd'))
self.assertEqual(0, hasattr(rsaObj.key, 'p'))
self.assertEqual(0, hasattr(rsaObj.key, 'q'))
self.assertEqual(0, hasattr(rsaObj.key, 'u'))
# Sanity check key data
self.assertEqual(1, rsaObj.e > 1) # e > 1
# Public keys should not be able to sign or decrypt
self.assertRaises(TypeError, rsaObj.sign, ciphertext, "")
self.assertRaises(TypeError, rsaObj.decrypt, ciphertext)
# Check __eq__ and __ne__
self.assert_(rsaObj.publickey() == rsaObj.publickey())
self.assert_(not (rsaObj.publickey() != rsaObj.publickey()))
def _check_public_key(self, paillierObj):
ciphertext = a2b_hex(self.ciphertext)
# Check capabilities
self.assertEqual(0, paillierObj.has_private())
#self.assertEqual(1, paillierObj.can_sign())
self.assertEqual(1, paillierObj.can_encrypt())
#self.assertEqual(1, paillierObj.can_blind())
# Check paillierObj.[ne] -> paillierObj.key.[ne] mapping
#self.assertEqual(paillierObj.n, paillierObj.key.n)
#self.assertEqual(paillierObj.e, paillierObj.key.e)
# Check that private parameters are all missing
self.assertEqual(0, hasattr(paillierObj, 'l'))
self.assertEqual(0, hasattr(paillierObj, 'm'))
self.assertEqual(0, hasattr(paillierObj, 'p'))
self.assertEqual(0, hasattr(paillierObj, 'q'))
#self.assertEqual(0, hasattr(paillierObj.key, 'd'))
#self.assertEqual(0, hasattr(paillierObj.key, 'p'))
#self.assertEqual(0, hasattr(paillierObj.key, 'q'))
#self.assertEqual(0, hasattr(paillierObj.key, 'u'))
# Public keys should not be able to sign or decrypt
#self.assertRaises(TypeError, paillierObj.sign, ciphertext, b(""))
self.assertRaises(TypeError, paillierObj.decrypt, ciphertext)
# Check __eq__ and __ne__
self.assertEqual(paillierObj.publickey() == paillierObj.publickey(),True) # assert_
self.assertEqual(paillierObj.publickey() != paillierObj.publickey(),False) # failIf
def _exercise_public_primitive(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
# Test encryption (2 arguments)
(new_ciphertext2, ) = rsaObj.encrypt(plaintext, "")
# Exercise verification
rsaObj.verify(new_ciphertext2, (bytes_to_long(plaintext), ))
def test_construct_4tuple(self):
"""DSA (default implementation) constructed key (4-tuple)"""
(y, g, p, q) = [
bytes_to_long(a2b_hex(param))
for param in (self.y, self.g, self.p, self.q)
]
dsaObj = self.dsa.construct((y, g, p, q))
self._test_verification(dsaObj)
def _exercise_public_primitive(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
# Test encryption (2 arguments)
(new_ciphertext2,) = rsaObj.encrypt(plaintext, b(""))
# Exercise verification
rsaObj.verify(new_ciphertext2, (bytes_to_long(plaintext),))
def test_construct_bad_key4(self):
(y, g, p, q) = [bytes_to_long(a2b_hex(param)) for param in (self.y, self.g, self.p, self.q)]
tup = (y, g, p+1, q)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, g, p, q+1)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, 1L, p, q)
self.assertRaises(ValueError, self.dsa.construct, tup)
def _exercise_primitive(self, rsaObj):
# Since we're using a randomly-generated key, we can't check the test
# vector, but we can make sure encryption and decryption are inverse
# operations.
ciphertext = bytes_to_long(a2b_hex(self.ciphertext))
# Test decryption
plaintext = rsaObj._decrypt(ciphertext)
# Test encryption (2 arguments)
new_ciphertext2 = rsaObj._encrypt(plaintext)
self.assertEqual(ciphertext, new_ciphertext2)
def decrypt(self, enc):
enc = a2b_hex(enc)
iv = enc[:BS]
enc = enc[BS:]
cipher = AES.new(self.key, AES.MODE_CBC, iv)
blob = cipher.decrypt(enc)
checksum = blob[:BS]
data = blob[BS:]
if md5(data).digest() == checksum:
return unpad(data)
else:
return
def _exercise_primitive(self, rsaObj):
# Since we're using a randomly-generated key, we can't check the test
# vector, but we can make sure encryption and decryption are inverse
# operations.
ciphertext = bytes_to_long(a2b_hex(self.ciphertext))
# Test decryption
plaintext = rsaObj._decrypt(ciphertext)
# Test encryption (2 arguments)
new_ciphertext2 = rsaObj._encrypt(plaintext)
self.assertEqual(ciphertext, new_ciphertext2)
def _exercise_primitive(self, paillierObj):
# Since we're using a randomly-generated key, we can't check the test
# vector, but we can make sure encryption and decryption are inverse
# operations.
plaintext = a2b_hex(self.plaintext)
# Test encryption
ciphertext = paillierObj.encrypt(plaintext, b(""))
# Test decryption
new_plaintext2 = paillierObj.decrypt((ciphertext))
self.assertEqual(b2a_hex(plaintext), b2a_hex(new_plaintext2))
def test_construct_bad_key4(self):
(y, g, p, q) = [
bytes_to_long(a2b_hex(param))
for param in (self.y, self.g, self.p, self.q)
]
tup = (y, g, p + 1, q)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, g, p, q + 1)
self.assertRaises(ValueError, self.dsa.construct, tup)
tup = (y, 1L, p, q)
self.assertRaises(ValueError, self.dsa.construct, tup)
def convert_tv(self, tv, as_longs=0):
"""Convert a test vector from textual form (hexadecimal ascii
to either integers or byte strings."""
key_comps = "p", "g", "y", "x"
tv2 = {}
for c in list(tv.keys()):
tv2[c] = a2b_hex(tv[c])
if as_longs or c in key_comps or c in ("sig1", "sig2"):
tv2[c] = bytes_to_long(tv2[c])
tv2["key"] = []
for c in key_comps:
tv2["key"] += [tv2[c]]
del tv2[c]
return tv2
def convert_tv(self, tv, as_longs=0):
"""Convert a test vector from textual form (hexadecimal ascii
to either integers or byte strings."""
key_comps = 'p', 'g', 'y', 'x'
tv2 = {}
for c in list(tv.keys()):
tv2[c] = a2b_hex(tv[c])
if as_longs or c in key_comps or c in ('sig1', 'sig2'):
tv2[c] = bytes_to_long(tv2[c])
tv2['key'] = []
for c in key_comps:
tv2['key'] += [tv2[c]]
del tv2[c]
return tv2
def test_serialization(self):
"""RSA (default implementation) serialize/unserialize key"""
rsaObj_orig = self.rsa.generate(1024)
rsaObj = pickle.loads(pickle.dumps(rsaObj_orig))
self._check_private_key(rsaObj)
self._exercise_primitive(rsaObj)
pub = rsaObj.publickey()
self._check_public_key(pub)
self._exercise_public_primitive(rsaObj)
plaintext = a2b_hex(self.plaintext)
ciphertext1 = rsaObj_orig.encrypt(plaintext, b(""))
ciphertext2 = rsaObj.encrypt(plaintext, b(""))
self.assertEqual(ciphertext1, ciphertext2)
def test_serialization(self):
"""RSA (default implementation) serialize/unserialize key"""
rsaObj_orig = self.rsa.generate(1024)
rsaObj = pickle.loads(pickle.dumps(rsaObj_orig))
self._check_private_key(rsaObj)
self._exercise_primitive(rsaObj)
pub = rsaObj.publickey()
self._check_public_key(pub)
self._exercise_public_primitive(rsaObj)
plaintext = a2b_hex(self.plaintext)
ciphertext1 = rsaObj_orig.encrypt(plaintext, b(""))
ciphertext2 = rsaObj.encrypt(plaintext, b(""))
self.assertEqual(ciphertext1, ciphertext2)
def convert_tv(self, tv, as_longs=0):
"""Convert a test vector from textual form (hexadecimal ascii
to either integers or byte strings."""
key_comps = 'p','g','y','x'
tv2 = {}
for c in list(tv.keys()):
tv2[c] = a2b_hex(tv[c])
if as_longs or c in key_comps or c in ('sig1','sig2'):
tv2[c] = bytes_to_long(tv2[c])
tv2['key']=[]
for c in key_comps:
tv2['key'] += [tv2[c]]
del tv2[c]
return tv2
def setUp(self):
global Paillier, Random, bytes_to_long
from Crypto.PublicKey import Paillier
from Crypto import Random
from Crypto.Util import number
self.n = number.bytes_to_long(a2b_hex(self.modulus))
self.p = number.bytes_to_long(a2b_hex(self.prime_factor))
# Compute q, g, l, m, n_sq
self.n_sq = self.n*self.n
self.q = divmod(self.n, self.p)[0]
self.g = self.n + 1
self.l = number.LCM(self.p-1, self.q-1)
self.m = number.inverse(
divmod(pow(self.g, self.l, self.n_sq)-1, self.n)[0],
self.n)
# # Compute q, d, and u from n, e, and p
# self.q = divmod(self.n, self.p)[0]
# self.d = inverse(self.e, (self.p-1)*(self.q-1))
# self.u = inverse(self.p, self.q) # u = e**-1 (mod q)
self.paillier = Paillier
def decrypt(self, key_one, key_two, mode=AES.MODE_CBC):
cryptor = AES.new(key_one, mode, key_two)
plain_text = cryptor.decrypt(a2b_hex(self.password))
print(plain_text.decode())
text = plain_text.decode()
return text.rstrip('\0')
def _exercise_public_primitive(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
# Test encryption (2 arguments)
new_ciphertext2 = rsaObj._encrypt(bytes_to_long(plaintext))
def _exercise_public_primitive(self, rsaObj):
plaintext = a2b_hex(self.plaintext)
# Test encryption (2 arguments)
new_ciphertext2 = rsaObj._encrypt(bytes_to_long(plaintext))
def test_construct_4tuple(self):
"""DSA (default implementation) constructed key (4-tuple)"""
(y, g, p, q) = [bytes_to_long(a2b_hex(param)) for param in (self.y, self.g, self.p, self.q)]
dsaObj = self.dsa.construct((y, g, p, q))
self._test_verification(dsaObj)
def _test_verification(self, dsaObj):
m_hash = a2b_hex(self.m_hash)
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
self.assertEqual(1, dsaObj.verify(m_hash, (r, s)))
self.assertEqual(0, dsaObj.verify(m_hash + b("\0"), (r, s)))
class ImportKeyTests(unittest.TestCase):
# 512-bit RSA key generated with openssl
rsaKeyPEM = u'''-----BEGIN RSA PRIVATE KEY-----
MIIBOwIBAAJBAL8eJ5AKoIsjURpcEoGubZMxLD7+kT+TLr7UkvEtFrRhDDKMtuII
q19FrL4pUIMymPMSLBn3hJLe30Dw48GQM4UCAwEAAQJACUSDEp8RTe32ftq8IwG8
Wojl5mAd1wFiIOrZ/Uv8b963WJOJiuQcVN29vxU5+My9GPZ7RA3hrDBEAoHUDPrI
OQIhAPIPLz4dphiD9imAkivY31Rc5AfHJiQRA7XixTcjEkojAiEAyh/pJHks/Mlr
+rdPNEpotBjfV4M4BkgGAA/ipcmaAjcCIQCHvhwwKVBLzzTscT2HeUdEeBMoiXXK
JACAr3sJQJGxIQIgarRp+m1WSKV1MciwMaTOnbU7wxFs9DP1pva76lYBzgUCIQC9
n0CnZCJ6IZYqSt0H5N7+Q+2Ro64nuwV/OSQfM6sBwQ==
-----END RSA PRIVATE KEY-----'''
# As above, but this is actually an unencrypted PKCS#8 key
rsaKeyPEM8 = u'''-----BEGIN PRIVATE KEY-----
MIIBVQIBADANBgkqhkiG9w0BAQEFAASCAT8wggE7AgEAAkEAvx4nkAqgiyNRGlwS
ga5tkzEsPv6RP5MuvtSS8S0WtGEMMoy24girX0WsvilQgzKY8xIsGfeEkt7fQPDj
wZAzhQIDAQABAkAJRIMSnxFN7fZ+2rwjAbxaiOXmYB3XAWIg6tn9S/xv3rdYk4mK
5BxU3b2/FTn4zL0Y9ntEDeGsMEQCgdQM+sg5AiEA8g8vPh2mGIP2KYCSK9jfVFzk
B8cmJBEDteLFNyMSSiMCIQDKH+kkeSz8yWv6t080Smi0GN9XgzgGSAYAD+KlyZoC
NwIhAIe+HDApUEvPNOxxPYd5R0R4EyiJdcokAICvewlAkbEhAiBqtGn6bVZIpXUx
yLAxpM6dtTvDEWz0M/Wm9rvqVgHOBQIhAL2fQKdkInohlipK3Qfk3v5D7ZGjrie7
BX85JB8zqwHB
-----END PRIVATE KEY-----'''
# The same RSA private key as in rsaKeyPEM, but now encrypted
rsaKeyEncryptedPEM = (
# PEM encryption
# With DES and passphrase 'test'
('test', u'''-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: DES-CBC,AF8F9A40BD2FA2FC
Ckl9ex1kaVEWhYC2QBmfaF+YPiR4NFkRXA7nj3dcnuFEzBnY5XULupqQpQI3qbfA
u8GYS7+b3toWWiHZivHbAAUBPDIZG9hKDyB9Sq2VMARGsX1yW1zhNvZLIiVJzUHs
C6NxQ1IJWOXzTew/xM2I26kPwHIvadq+/VaT8gLQdjdH0jOiVNaevjWnLgrn1mLP
BCNRMdcexozWtAFNNqSzfW58MJL2OdMi21ED184EFytIc1BlB+FZiGZduwKGuaKy
9bMbdb/1PSvsSzPsqW7KSSrTw6MgJAFJg6lzIYvR5F4poTVBxwBX3+EyEmShiaNY
IRX3TgQI0IjrVuLmvlZKbGWP18FXj7I7k9tSsNOOzllTTdq3ny5vgM3A+ynfAaxp
dysKznQ6P+IoqML1WxAID4aGRMWka+uArOJ148Rbj9s=
-----END RSA PRIVATE KEY-----'''),
# PKCS8 encryption
('winter', u'''-----BEGIN ENCRYPTED PRIVATE KEY-----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-----END ENCRYPTED PRIVATE KEY-----'''
),
)
rsaPublicKeyPEM = u'''-----BEGIN PUBLIC KEY-----
MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAL8eJ5AKoIsjURpcEoGubZMxLD7+kT+T
Lr7UkvEtFrRhDDKMtuIIq19FrL4pUIMymPMSLBn3hJLe30Dw48GQM4UCAwEAAQ==
-----END PUBLIC KEY-----'''
# Obtained using 'ssh-keygen -i -m PKCS8 -f rsaPublicKeyPEM'
rsaPublicKeyOpenSSH = b('''ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAQQC/HieQCqCLI1EaXBKBrm2TMSw+/pE/ky6+1JLxLRa0YQwyjLbiCKtfRay+KVCDMpjzEiwZ94SS3t9A8OPBkDOF comment\n''')
# The private key, in PKCS#1 format encoded with DER
rsaKeyDER = a2b_hex(
'''3082013b020100024100bf1e27900aa08b23511a5c1281ae6d93312c3efe
913f932ebed492f12d16b4610c328cb6e208ab5f45acbe2950833298f312
2c19f78492dedf40f0e3c190338502030100010240094483129f114dedf6
7edabc2301bc5a88e5e6601dd7016220ead9fd4bfc6fdeb75893898ae41c
54ddbdbf1539f8ccbd18f67b440de1ac30440281d40cfac839022100f20f
2f3e1da61883f62980922bd8df545ce407c726241103b5e2c53723124a23
022100ca1fe924792cfcc96bfab74f344a68b418df578338064806000fe2
a5c99a023702210087be1c3029504bcf34ec713d877947447813288975ca
240080af7b094091b12102206ab469fa6d5648a57531c8b031a4ce9db53b
c3116cf433f5a6f6bbea5601ce05022100bd9f40a764227a21962a4add07
e4defe43ed91a3ae27bb057f39241f33ab01c1
'''.replace(" ",""))
# The private key, in unencrypted PKCS#8 format encoded with DER
rsaKeyDER8 = a2b_hex(
'''30820155020100300d06092a864886f70d01010105000482013f3082013
b020100024100bf1e27900aa08b23511a5c1281ae6d93312c3efe913f932
ebed492f12d16b4610c328cb6e208ab5f45acbe2950833298f3122c19f78
492dedf40f0e3c190338502030100010240094483129f114dedf67edabc2
301bc5a88e5e6601dd7016220ead9fd4bfc6fdeb75893898ae41c54ddbdb
f1539f8ccbd18f67b440de1ac30440281d40cfac839022100f20f2f3e1da
61883f62980922bd8df545ce407c726241103b5e2c53723124a23022100c
a1fe924792cfcc96bfab74f344a68b418df578338064806000fe2a5c99a0
23702210087be1c3029504bcf34ec713d877947447813288975ca240080a
f7b094091b12102206ab469fa6d5648a57531c8b031a4ce9db53bc3116cf
433f5a6f6bbea5601ce05022100bd9f40a764227a21962a4add07e4defe4
3ed91a3ae27bb057f39241f33ab01c1
'''.replace(" ",""))
rsaPublicKeyDER = a2b_hex(
'''305c300d06092a864886f70d0101010500034b003048024100bf1e27900a
a08b23511a5c1281ae6d93312c3efe913f932ebed492f12d16b4610c328c
b6e208ab5f45acbe2950833298f3122c19f78492dedf40f0e3c190338502
03010001
'''.replace(" ",""))
n = int('BF 1E 27 90 0A A0 8B 23 51 1A 5C 12 81 AE 6D 93 31 2C 3E FE 91 3F 93 2E BE D4 92 F1 2D 16 B4 61 0C 32 8C B6 E2 08 AB 5F 45 AC BE 29 50 83 32 98 F3 12 2C 19 F7 84 92 DE DF 40 F0 E3 C1 90 33 85'.replace(" ",""),16)
e = 65537
d = int('09 44 83 12 9F 11 4D ED F6 7E DA BC 23 01 BC 5A 88 E5 E6 60 1D D7 01 62 20 EA D9 FD 4B FC 6F DE B7 58 93 89 8A E4 1C 54 DD BD BF 15 39 F8 CC BD 18 F6 7B 44 0D E1 AC 30 44 02 81 D4 0C FA C8 39'.replace(" ",""),16)
p = int('00 F2 0F 2F 3E 1D A6 18 83 F6 29 80 92 2B D8 DF 54 5C E4 07 C7 26 24 11 03 B5 E2 C5 37 23 12 4A 23'.replace(" ",""),16)
q = int('00 CA 1F E9 24 79 2C FC C9 6B FA B7 4F 34 4A 68 B4 18 DF 57 83 38 06 48 06 00 0F E2 A5 C9 9A 02 37'.replace(" ",""),16)
# This is q^{-1} mod p). fastmath and slowmath use pInv (p^{-1}
# mod q) instead!
qInv = int('00 BD 9F 40 A7 64 22 7A 21 96 2A 4A DD 07 E4 DE FE 43 ED 91 A3 AE 27 BB 05 7F 39 24 1F 33 AB 01 C1'.replace(" ",""),16)
pInv = inverse(p,q)
def testImportKey1(self):
"""Verify import of RSAPrivateKey DER SEQUENCE"""
key = RSA.importKey(self.rsaKeyDER)
self.failUnless(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey2(self):
"""Verify import of SubjectPublicKeyInfo DER SEQUENCE"""
key = RSA.importKey(self.rsaPublicKeyDER)
self.failIf(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def testImportKey3unicode(self):
"""Verify import of RSAPrivateKey DER SEQUENCE, encoded with PEM as unicode"""
key = RSA.importKey(self.rsaKeyPEM)
self.assertEqual(key.has_private(),True) # assert_
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey3bytes(self):
"""Verify import of RSAPrivateKey DER SEQUENCE, encoded with PEM as byte string"""
key = RSA.importKey(b(self.rsaKeyPEM))
self.assertEqual(key.has_private(),True) # assert_
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey4unicode(self):
"""Verify import of RSAPrivateKey DER SEQUENCE, encoded with PEM as unicode"""
key = RSA.importKey(self.rsaPublicKeyPEM)
self.assertEqual(key.has_private(),False) # failIf
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def testImportKey4bytes(self):
"""Verify import of SubjectPublicKeyInfo DER SEQUENCE, encoded with PEM as byte string"""
key = RSA.importKey(b(self.rsaPublicKeyPEM))
self.assertEqual(key.has_private(),False) # failIf
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def testImportKey5(self):
"""Verifies that the imported key is still a valid RSA pair"""
key = RSA.importKey(self.rsaKeyPEM)
idem = key._encrypt(key._decrypt(89))
self.assertEqual(idem, 89)
def testImportKey6(self):
"""Verifies that the imported key is still a valid RSA pair"""
key = RSA.importKey(self.rsaKeyDER)
idem = key._encrypt(key._decrypt(65))
self.assertEqual(idem, 65)
def testImportKey7(self):
"""Verify import of OpenSSH public key"""
key = RSA.importKey(self.rsaPublicKeyOpenSSH)
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def testImportKey8(self):
"""Verify import of encrypted PrivateKeyInfo DER SEQUENCE"""
for t in self.rsaKeyEncryptedPEM:
key = RSA.importKey(t[1], t[0])
self.failUnless(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey9(self):
"""Verify import of unencrypted PrivateKeyInfo DER SEQUENCE"""
key = RSA.importKey(self.rsaKeyDER8)
self.failUnless(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey10(self):
"""Verify import of unencrypted PrivateKeyInfo DER SEQUENCE, encoded with PEM"""
key = RSA.importKey(self.rsaKeyPEM8)
self.failUnless(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def testImportKey11(self):
"""Verify import of RSAPublicKey DER SEQUENCE"""
der = asn1.DerSequence([17, 3]).encode()
key = RSA.importKey(der)
self.assertEqual(key.n, 17)
self.assertEqual(key.e, 3)
def testImportKey12(self):
"""Verify import of RSAPublicKey DER SEQUENCE, encoded with PEM"""
der = asn1.DerSequence([17, 3]).encode()
pem = der2pem(der)
key = RSA.importKey(pem)
self.assertEqual(key.n, 17)
self.assertEqual(key.e, 3)
def test_import_key_windows_cr_lf(self):
pem_cr_lf = "\r\n".join(self.rsaKeyPEM.splitlines())
key = RSA.importKey(pem_cr_lf)
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
def test_import_empty(self):
self.assertRaises(ValueError, RSA.import_key, b"")
###
def testExportKey1(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
derKey = key.export_key("DER")
self.assertEqual(derKey, self.rsaKeyDER)
def testExportKey2(self):
key = RSA.construct([self.n, self.e])
derKey = key.export_key("DER")
self.assertEqual(derKey, self.rsaPublicKeyDER)
def testExportKey3(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
pemKey = key.export_key("PEM")
self.assertEqual(pemKey, b(self.rsaKeyPEM))
def testExportKey4(self):
key = RSA.construct([self.n, self.e])
pemKey = key.export_key("PEM")
self.assertEqual(pemKey, b(self.rsaPublicKeyPEM))
def testExportKey5(self):
key = RSA.construct([self.n, self.e])
openssh_1 = key.export_key("OpenSSH").split()
openssh_2 = self.rsaPublicKeyOpenSSH.split()
self.assertEqual(openssh_1[0], openssh_2[0])
self.assertEqual(openssh_1[1], openssh_2[1])
def testExportKey7(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
derKey = key.export_key("DER", pkcs=8)
self.assertEqual(derKey, self.rsaKeyDER8)
def testExportKey8(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
pemKey = key.export_key("PEM", pkcs=8)
self.assertEqual(pemKey, b(self.rsaKeyPEM8))
def testExportKey9(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
self.assertRaises(ValueError, key.export_key, "invalid-format")
def testExportKey10(self):
# Export and re-import the encrypted key. It must match.
# PEM envelope, PKCS#1, old PEM encryption
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
outkey = key.export_key('PEM', 'test')
self.failUnless(tostr(outkey).find('4,ENCRYPTED')!=-1)
self.failUnless(tostr(outkey).find('BEGIN RSA PRIVATE KEY')!=-1)
inkey = RSA.importKey(outkey, 'test')
self.assertEqual(key.n, inkey.n)
self.assertEqual(key.e, inkey.e)
self.assertEqual(key.d, inkey.d)
def testExportKey11(self):
# Export and re-import the encrypted key. It must match.
# PEM envelope, PKCS#1, old PEM encryption
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
outkey = key.export_key('PEM', 'test', pkcs=1)
self.failUnless(tostr(outkey).find('4,ENCRYPTED')!=-1)
self.failUnless(tostr(outkey).find('BEGIN RSA PRIVATE KEY')!=-1)
inkey = RSA.importKey(outkey, 'test')
self.assertEqual(key.n, inkey.n)
self.assertEqual(key.e, inkey.e)
self.assertEqual(key.d, inkey.d)
def testExportKey12(self):
# Export and re-import the encrypted key. It must match.
# PEM envelope, PKCS#8, old PEM encryption
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
outkey = key.export_key('PEM', 'test', pkcs=8)
self.failUnless(tostr(outkey).find('4,ENCRYPTED')!=-1)
self.failUnless(tostr(outkey).find('BEGIN PRIVATE KEY')!=-1)
inkey = RSA.importKey(outkey, 'test')
self.assertEqual(key.n, inkey.n)
self.assertEqual(key.e, inkey.e)
self.assertEqual(key.d, inkey.d)
def testExportKey13(self):
# Export and re-import the encrypted key. It must match.
# PEM envelope, PKCS#8, PKCS#8 encryption
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
outkey = key.export_key('PEM', 'test', pkcs=8,
protection='PBKDF2WithHMAC-SHA1AndDES-EDE3-CBC')
self.failUnless(tostr(outkey).find('4,ENCRYPTED')==-1)
self.failUnless(tostr(outkey).find('BEGIN ENCRYPTED PRIVATE KEY')!=-1)
inkey = RSA.importKey(outkey, 'test')
self.assertEqual(key.n, inkey.n)
self.assertEqual(key.e, inkey.e)
self.assertEqual(key.d, inkey.d)
def testExportKey14(self):
# Export and re-import the encrypted key. It must match.
# DER envelope, PKCS#8, PKCS#8 encryption
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
outkey = key.export_key('DER', 'test', pkcs=8)
inkey = RSA.importKey(outkey, 'test')
self.assertEqual(key.n, inkey.n)
self.assertEqual(key.e, inkey.e)
self.assertEqual(key.d, inkey.d)
def testExportKey15(self):
# Verify that that error an condition is detected when trying to
# use a password with DER encoding and PKCS#1.
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
self.assertRaises(ValueError, key.export_key, 'DER', 'test', 1)
def test_import_key(self):
"""Verify that import_key is an alias to importKey"""
key = RSA.import_key(self.rsaPublicKeyDER)
self.failIf(key.has_private())
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def test_exportKey(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.pInv])
self.assertEqual(key.export_key(), key.exportKey())
def _exercise_public_primitive(self, paillierObj):
plaintext = a2b_hex(self.plaintext)
# Test encryption (2 arguments)
(new_ciphertext2,) = paillierObj.encrypt(plaintext, b(""))
def _test_verification(self, dsaObj):
m_hash = bytes_to_long(a2b_hex(self.m_hash))
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
self.failUnless(dsaObj._verify(m_hash, (r, s)))
self.failIf(dsaObj._verify(m_hash + 1, (r, s)))
def _test_verification(self, dsaObj):
m_hash = a2b_hex(self.m_hash)
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
self.assertEqual(1, dsaObj.verify(m_hash, (r, s)))
self.assertEqual(0, dsaObj.verify(m_hash + b("\0"), (r, s)))
def _test_verification(self, dsaObj):
m_hash = bytes_to_long(a2b_hex(self.m_hash))
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
self.assertTrue(dsaObj._verify(m_hash, (r, s)))
self.assertFalse(dsaObj._verify(m_hash + 1, (r, s)))
def _check_signing(self, rsaObj):
signature = bytes_to_long(a2b_hex(self.plaintext))
message = a2b_hex(self.ciphertext)
# Test signing (2 argument)
self.assertEqual((signature,), rsaObj.sign(message, b("")))
class ImportKeyTests(unittest.TestCase):
# 512-bit RSA key generated with openssl
rsaKeyPEM = '''-----BEGIN RSA PRIVATE KEY-----
MIIBOwIBAAJBAL8eJ5AKoIsjURpcEoGubZMxLD7+kT+TLr7UkvEtFrRhDDKMtuII
q19FrL4pUIMymPMSLBn3hJLe30Dw48GQM4UCAwEAAQJACUSDEp8RTe32ftq8IwG8
Wojl5mAd1wFiIOrZ/Uv8b963WJOJiuQcVN29vxU5+My9GPZ7RA3hrDBEAoHUDPrI
OQIhAPIPLz4dphiD9imAkivY31Rc5AfHJiQRA7XixTcjEkojAiEAyh/pJHks/Mlr
+rdPNEpotBjfV4M4BkgGAA/ipcmaAjcCIQCHvhwwKVBLzzTscT2HeUdEeBMoiXXK
JACAr3sJQJGxIQIgarRp+m1WSKV1MciwMaTOnbU7wxFs9DP1pva76lYBzgUCIQC9
n0CnZCJ6IZYqSt0H5N7+Q+2Ro64nuwV/OSQfM6sBwQ==
-----END RSA PRIVATE KEY-----'''
rsaPublicKeyPEM = '''-----BEGIN PUBLIC KEY-----
MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAL8eJ5AKoIsjURpcEoGubZMxLD7+kT+T
Lr7UkvEtFrRhDDKMtuIIq19FrL4pUIMymPMSLBn3hJLe30Dw48GQM4UCAwEAAQ==
-----END PUBLIC KEY-----'''
rsaKeyDER = a2b_hex(
'''3082013b020100024100bf1e27900aa08b23511a5c1281ae6d93312c3efe
913f932ebed492f12d16b4610c328cb6e208ab5f45acbe2950833298f312
2c19f78492dedf40f0e3c190338502030100010240094483129f114dedf6
7edabc2301bc5a88e5e6601dd7016220ead9fd4bfc6fdeb75893898ae41c
54ddbdbf1539f8ccbd18f67b440de1ac30440281d40cfac839022100f20f
2f3e1da61883f62980922bd8df545ce407c726241103b5e2c53723124a23
022100ca1fe924792cfcc96bfab74f344a68b418df578338064806000fe2
a5c99a023702210087be1c3029504bcf34ec713d877947447813288975ca
240080af7b094091b12102206ab469fa6d5648a57531c8b031a4ce9db53b
c3116cf433f5a6f6bbea5601ce05022100bd9f40a764227a21962a4add07
e4defe43ed91a3ae27bb057f39241f33ab01c1
'''.replace(" ",""))
rsaPublicKeyDER = a2b_hex(
'''305c300d06092a864886f70d0101010500034b003048024100bf1e27900a
a08b23511a5c1281ae6d93312c3efe913f932ebed492f12d16b4610c328c
b6e208ab5f45acbe2950833298f3122c19f78492dedf40f0e3c190338502
03010001
'''.replace(" ",""))
n = long('BF 1E 27 90 0A A0 8B 23 51 1A 5C 12 81 AE 6D 93 31 2C 3E FE 91 3F 93 2E BE D4 92 F1 2D 16 B4 61 0C 32 8C B6 E2 08 AB 5F 45 AC BE 29 50 83 32 98 F3 12 2C 19 F7 84 92 DE DF 40 F0 E3 C1 90 33 85'.replace(" ",""),16)
e = 65537L
d = long('09 44 83 12 9F 11 4D ED F6 7E DA BC 23 01 BC 5A 88 E5 E6 60 1D D7 01 62 20 EA D9 FD 4B FC 6F DE B7 58 93 89 8A E4 1C 54 DD BD BF 15 39 F8 CC BD 18 F6 7B 44 0D E1 AC 30 44 02 81 D4 0C FA C8 39'.replace(" ",""),16)
p = long('00 F2 0F 2F 3E 1D A6 18 83 F6 29 80 92 2B D8 DF 54 5C E4 07 C7 26 24 11 03 B5 E2 C5 37 23 12 4A 23'.replace(" ",""),16)
q = long('00 CA 1F E9 24 79 2C FC C9 6B FA B7 4F 34 4A 68 B4 18 DF 57 83 38 06 48 06 00 0F E2 A5 C9 9A 02 37'.replace(" ",""),16)
coeff = long('00 BD 9F 40 A7 64 22 7A 21 96 2A 4A DD 07 E4 DE FE 43 ED 91 A3 AE 27 BB 05 7F 39 24 1F 33 AB 01 C1'.replace(" ",""),16)
def testImportKey1(self):
key = RSA.importKey(self.rsaKeyDER)
self.assertEqual(key.has_private(),True) # assert_
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
self.assertEqual(key.u, self.coeff)
def testImportKey2(self):
key = RSA.importKey(self.rsaPublicKeyDER)
self.assertEqual(key.has_private(),False) # failIf
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
def testImportKey3(self):
key = RSA.importKey(b(self.rsaKeyPEM))
self.assertEqual(key.has_private(),True) # assert_
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
self.assertEqual(key.d, self.d)
self.assertEqual(key.p, self.p)
self.assertEqual(key.q, self.q)
self.assertEqual(key.u, self.coeff)
def testImportKey4(self):
key = RSA.importKey(b(self.rsaPublicKeyPEM))
self.assertEqual(key.has_private(),False) # failIf
self.assertEqual(key.n, self.n)
self.assertEqual(key.e, self.e)
###
def testExportKey1(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.coeff])
derKey = key.exportKey("DER")
self.assertEqual(derKey, self.rsaKeyDER)
def testExportKey2(self):
key = RSA.construct([self.n, self.e])
derKey = key.exportKey("DER")
self.assertEqual(derKey, self.rsaPublicKeyDER)
def testExportKey3(self):
key = RSA.construct([self.n, self.e, self.d, self.p, self.q, self.coeff])
pemKey = key.exportKey("PEM")
self.assertEqual(pemKey, b(self.rsaKeyPEM))
def testExportKey4(self):
key = RSA.construct([self.n, self.e])
pemKey = key.exportKey("PEM")
self.assertEqual(pemKey, b(self.rsaPublicKeyPEM))
def _test_verification(self, dsaObj):
m_hash = bytes_to_long(a2b_hex(self.m_hash))
r = bytes_to_long(a2b_hex(self.r))
s = bytes_to_long(a2b_hex(self.s))
self.failUnless(dsaObj._verify(m_hash, (r, s)))
self.failIf(dsaObj._verify(m_hash + 1, (r, s)))
def _check_signing(self, rsaObj):
signature = bytes_to_long(a2b_hex(self.plaintext))
message = a2b_hex(self.ciphertext)
# Test signing (2 argument)
self.assertEqual((signature, ), rsaObj.sign(message, ""))
