def __init__(self, unencrypted_password, salt, iterations, keylength, hashfunc):
hashfunc = getattr(hashlib, hashfunc)
logger.debug("hashfunc is:", hashfunc)
# On our computer it takes around 1.4 seconds in 2013
start_time = time.time()
salt = base64.b64decode(salt)
self.password = pbkdf2.pbkdf2_hex(str(unencrypted_password),
salt, iterations, keylength, hashfunc)
self.encrypt_time = round(time.time() - start_time, 3)
logger.debug("Creating password took:", self.encrypt_time)
def __init__(self, unencrypted_password, salt, iterations, keylength, hashfunc):
hashfunc = getattr(hashlib, hashfunc)
logger.debug("hashfunc is:", hashfunc)
# On our computer it takes around 1.4 seconds in 2013
start_time = time.time()
salt = base64.b64decode(salt)
self.password = pbkdf2.pbkdf2_hex(str(unencrypted_password),
salt, iterations, keylength, hashfunc)
self.encrypt_time = round(time.time() - start_time, 3)
logger.debug("Creating password took:", self.encrypt_time)
def encode_password(pass_gen_fields, unencrypted_password):
if isinstance(pass_gen_fields['salt'], bytes):
salt = pass_gen_fields['salt']
else:
salt = bytes(pass_gen_fields['salt'], "utf-8")
encrypted_password = pbkdf2.pbkdf2_hex(str(unencrypted_password), salt,
pass_gen_fields['iterations'],
pass_gen_fields['keylength'],
pass_gen_fields['hashfunc'])
pass_gen_fields.pop("unencrypted_password", None)
pass_gen_fields["password"] = encrypted_password
return pass_gen_fields
def encode_password(pass_gen_fields, unencrypted_password):
hashfunc = getattr(hashlib, pass_gen_fields['hashfunc'])
salt = base64.b64decode(pass_gen_fields['salt'])
encrypted_password = pbkdf2.pbkdf2_hex(str(unencrypted_password),
pass_gen_fields['salt'],
pass_gen_fields['iterations'],
pass_gen_fields['keylength'],
hashfunc)
pass_gen_fields.pop("unencrypted_password", None)
pass_gen_fields["password"] = encrypted_password
return pass_gen_fields
def test_pbkdf2_hex(self):
"""
Test pbkdf2_hex function
"""
for password, salt, iterations, keylen, expected_value in [
('password', b'salt', 1, 20,
'0c60c80f961f0e71f3a9b524af6012062fe037a6'),
('password', b'salt', 2, 20,
'ea6c014dc72d6f8ccd1ed92ace1d41f0d8de8957'),
('password', b'salt', 4096, 20,
'4b007901b765489abead49d926f721d065a429c1'),
('passwordPASSWORDpassword',
b'saltSALTsaltSALTsaltSALTsaltSALTsalt', 4096, 25,
'3d2eec4fe41c849b80c8d83662c0e44a8b291a964cf2f07038'),
('pass\x00word', b'sa\x00lt', 4096, 16,
'56fa6aa75548099dcc37d7f03425e0c3'),
('password', b'ATHENA.MIT.EDUraeburn', 1, 16,
'cdedb5281bb2f801565a1122b2563515'),
('password', b'ATHENA.MIT.EDUraeburn', 1, 32, ('cdedb5281bb2f80'
'1565a1122b256351'
'50ad1f7a04bb9f3a33'
'3ecc0e2e1f70837')),
('password', b'ATHENA.MIT.EDUraeburn', 2, 16,
'01dbee7f4a9e243e988b62c73cda935d'),
('password', b'ATHENA.MIT.EDUraeburn', 2, 32, ('01dbee7f4a9e243e9'
'88b62c73cda935da05'
'378b93244ec8f48a99'
'e61ad799d86')),
('password', b'ATHENA.MIT.EDUraeburn', 1200, 32,
('5c08eb61fdf71e'
'4e4ec3cf6ba1f55'
'12ba7e52ddbc5e51'
'42f708a31e2e62b1e13')),
('X' * 64, b'pass phrase equals block size', 1200, 32,
('139c30c0966bc32ba'
'55fdbf212530ac9c5'
'ec59f1a452f5cc9ad'
'940fea0598ed1')),
('X' * 65, b'pass phrase exceeds block size', 1200, 32,
('9ccad6d468770cd'
'51b10e6a68721be6'
'11a8b4d282601db3'
'b36be9246915ec82a'))
]:
self.assertEqual(
pbkdf2_hex(data=password,
salt=salt,
iterations=iterations,
keylen=keylen), expected_value)
