def test_using_randomness(self):
for version in _versions.keys():
compatibility = version in {1, 3}
T = TripleSec(key=b"YELLOW_SUBMARINE")
pt = b"foobar"
once = T.encrypt(pt, v=version, compatibility=compatibility)
twice = T.encrypt(pt, v=version, compatibility=compatibility)
self.assertNotEqual(once, twice)
T = TripleSec(key=b"YELLOW_SUBMARINE")
thrice = T.encrypt(pt, v=version, compatibility=compatibility)
self.assertNotEqual(once, thrice)
self.assertNotEqual(twice, thrice)
def FuzzyPoro():
extractor = FuzzyExtractor(10, 2) # (CharacterLength, ErrorAllowed)
BiometricData = "0123456789" # Sample Biometric Data
# Create the key and the helper
key, helper = extractor.generate(BiometricData)
print('Your key is: %s' % (key))
# Runs your generated key through TripleSec
KeyForTripleSec = TripleSec(key)
EncryptedPrivateKey = KeyForTripleSec.encrypt(
b"ThisWouldBeYourPrivateKey") # Encrypts your private key
print('Your encrypted private key is: %s' % (EncryptedPrivateKey))
# The second time you scan your fingerprint/biometric data
KeyRecover = input("Enter your key:")
KeyReturn = extractor.reproduce(KeyRecover,
helper) # Creates your original key
print('Your recovered key is: %s' % (KeyReturn))
# Runs your regenerated key through TripleSec
ExtractedKey = TripleSec(KeyReturn)
print('Your private key is: ')
# Decodes your EncryptedPrivateKey with your regenerated encryption key
print(ExtractedKey.decrypt(EncryptedPrivateKey).decode())
def test_missing_key(self):
T = TripleSec()
regex = 'You didn\'t initialize TripleSec with a key'
self.assertRaisesRegexp(TripleSecError, regex, lambda: T.encrypt(b'xxx'))
self.assertRaisesRegexp(TripleSecError, regex, lambda: T.decrypt(b'xxx'))
self.assertRaisesRegexp(TripleSecError, regex, lambda: triplesec.encrypt(b'xxx'))
self.assertRaisesRegexp(TripleSecError, regex, lambda: triplesec.decrypt(b'xxx'))
def test_spec(self):
for version in _versions.keys():
compatibility = version in {1, 3}
path = os.path.dirname(os.path.realpath(os.path.abspath(__file__)))
with open(os.path.join(path, "spec/triplesec_v{}.json".format(version))) as specfile:
vectors = json.load(specfile)
for v in vectors['vectors']:
key = unhex(v['key'])
pt = unhex(v['pt'])
ct = unhex(v['ct'])
rndstream = six.BytesIO(unhex(v['r']))
# Self-consistency
got_self_compat = triplesec.encrypt(pt, key, compatibility=compatibility)
self.assertEqual(pt, triplesec.decrypt(got_self_compat, key, compatibility=compatibility))
# Self-consistency for reverse compatibility
got_self_rev_compat = triplesec.encrypt(pt, key, compatibility=not compatibility)
self.assertEqual(pt, triplesec.decrypt(got_self_rev_compat, key, compatibility=not compatibility))
# Able to decrypt spec
self.assertEqual(pt, triplesec.decrypt(ct, key, compatibility=compatibility))
# Correct encryption with fixed random tape
T = TripleSec(key, rndstream=rndstream)
got = T.encrypt(pt, v=version, compatibility=compatibility)
self.assertEqual(hexlify(got), hexlify(ct))
def test_extra_bytes(self):
extra_vectors = tuple(v for v in vectors if 'extra' in v)
self.assertTrue(len(extra_vectors))
for VECTOR in extra_vectors:
T = TripleSec()
self._test_encrypt(T.encrypt, VECTOR['plaintext'], VECTOR['key'])
self.assertEqual(None, T.extra_bytes())
data = VECTOR['ciphertext']
header_version = struct.unpack(">I", data[4:8])[0]
version = triplesec.versions.get_version(header_version, False)
header, salt, macs, encrypted_material = T._split_ciphertext(data, version)
mac_keys, cipher_keys, extra = T._key_stretching(VECTOR['key'], salt, version, len(VECTOR['extra']))
self.assertEqual(VECTOR['extra'], extra)
T.encrypt(VECTOR['plaintext'], VECTOR['key'], extra_bytes=len(VECTOR['extra']))
self.assertTrue(T.extra_bytes())
self._test_encrypt(T.encrypt, VECTOR['plaintext'], VECTOR['key'])
self.assertEqual(None, T.extra_bytes())
def test_data_type(self):
T = TripleSec(VECTOR['key'])
regex = r'The input data needs to be a binary string'
for d in (u'xxx', 12, [12, 13]):
self.assertRaisesRegexp(TripleSecError, regex,
lambda: T.decrypt(d))
self.assertRaisesRegexp(TripleSecError, regex,
lambda: T.encrypt(d))
def FuzzyPoro():
extractor = FuzzyExtractor(10, 2) # (CharacterLength, ErrorAllowed)
# Sample Biometric Data
BiometricData = input("Enter a biometric data (10 characters):")
BiometricData = BiometricData.encode('utf-8')
PrivateKey = input("Enter your private key:")
PrivateKey = PrivateKey.encode('utf-8')
# Create the key and the helper
key, helper = extractor.generate(BiometricData)
print ('Your key is: %s' % (key))
# Runs your generated key through TripleSec
KeyForTripleSec = TripleSec(key)
EncryptedPrivateKey = KeyForTripleSec.encrypt(
PrivateKey) # Encrypts your private key
def FuzzyPoro():
extractor = FuzzyExtractor(10, 3) # (CharacterLength, ErrorAllowed)
# Sample Biometric Data
BiometricData = input("Enter biometric data (10 characters):")
BiometricData = BiometricData.encode('utf-8')
PrivateKey = input("Enter your private key:")
PrivateKey = PrivateKey.encode('utf-8')
# Create the key and the helper
key, helper = extractor.generate(BiometricData)
print('Your key is: %s' % (key))
# Runs your generated key through TripleSec
KeyForTripleSec = TripleSec(key)
EncryptedPrivateKey = KeyForTripleSec.encrypt(
PrivateKey) # Encrypts your private key
# Writes a local file with your encrypted private key in it. This file
#gets uploaded to IPFS and you get to keep a local backup. You can delete it if you want.
FileWrite = open("EncryptedKey.txt", "w+")
FileWrite.write(str(EncryptedPrivateKey))
FileWrite.close()
print('Your encrypted private key is: %s' % (EncryptedPrivateKey))
# The second time you scan your fingerprint/biometric data
KeyRecover = input("Enter your biometric data again:")
KeyReturn = extractor.reproduce(KeyRecover,
helper) # Creates your original key
print('Your recovered key is: %s' % (KeyReturn))
# Runs your regenerated key through TripleSec
ExtractedKey = TripleSec(KeyReturn)
try:
print('Your private key is: ')
# Decodes your EncryptedPrivateKey with your regenerated encryption key
print(ExtractedKey.decrypt(EncryptedPrivateKey).decode())
except:
print('Wrong encryption key :(')
def test_data_type(self):
T = TripleSec(VECTOR['key'])
regex = r'The input data needs to be a binary string'
for d in (u'xxx', 12, [12, 13]):
self.assertRaisesRegexp(TripleSecError, regex, lambda: T.decrypt(d))
self.assertRaisesRegexp(TripleSecError, regex, lambda: T.encrypt(d))
from fuzzy_extractor import FuzzyExtractor
def FuzzyPoro():
extractor = FuzzyExtractor(10, 2) # (CharacterLength, ErrorAllowed)
# Sample Biometric Data
BiometricData = raw_input("Enter a biometric data (10 characters):")
PrivateKey = raw_input("Enter your private key:")
# Create the key and the helper
key, helper = extractor.generate(BiometricData)
print ('Your key is: %s' % (key))
KeyForTripleSec = TripleSec(key) #Runs your generated key through TripleSec
EncryptedPrivateKey = KeyForTripleSec.encrypt(PrivateKey) #Encrypts your private key
print ('Your encrypted private key is: %s' % (EncryptedPrivateKey))
KeyRecover = input("Enter your key:") #The second time you scan your fingerprint/biometric data
KeyReturn = extractor.reproduce(KeyRecover, helper) #Creates your original key
print ('Your recovered key is: %s' % (KeyReturn))
ExtractedKey = TripleSec(KeyReturn) #Runs your regenerated key through TripleSec
try:
print ('Your private key is: ')
print(ExtractedKey.decrypt(EncryptedPrivateKey).decode()) #Decodes your EncryptedPrivateKey with your regenerated encryption key