Python Cryptodome.Cipher.AES.block_size() Examples

The following are 30 code examples of Cryptodome.Cipher.AES.block_size(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module Cryptodome.Cipher.AES , or try the search function .
Example #1
Source File: credentials.py    From plugin.video.netflix with MIT License 6 votes vote down vote up 
def encrypt_credential(raw):
    """
    Encodes data

    :param data: Data to be encoded
    :type data: str
    :returns:  string -- Encoded data
    """
    # pylint: disable=invalid-name,import-error
    import base64
    try:  # The crypto package depends on the library installed (see Wiki)
        from Crypto import Random
        from Crypto.Cipher import AES
        from Crypto.Util import Padding
    except ImportError:
        from Cryptodome import Random
        from Cryptodome.Cipher import AES
        from Cryptodome.Util import Padding
    raw = bytes(Padding.pad(data_to_pad=raw.encode('utf-8'), block_size=__BLOCK_SIZE__))
    iv = Random.new().read(AES.block_size)
    cipher = AES.new(get_crypt_key(), AES.MODE_CBC, iv)
    return base64.b64encode(iv + cipher.encrypt(raw)).decode('utf-8')
Example #2
Source File: credentials.py    From plugin.video.netflix with MIT License 6 votes vote down vote up 
def decrypt_credential(enc, secret=None):
    """
    Decodes data

    :param data: Data to be decoded
    :type data: str
    :returns:  string -- Decoded data
    """
    # pylint: disable=invalid-name,import-error
    import base64
    try:  # The crypto package depends on the library installed (see Wiki)
        from Crypto.Cipher import AES
        from Crypto.Util import Padding
    except ImportError:
        from Cryptodome.Cipher import AES
        from Cryptodome.Util import Padding
    enc = base64.b64decode(enc)
    iv = enc[:AES.block_size]
    cipher = AES.new(secret or get_crypt_key(), AES.MODE_CBC, iv)
    decoded = Padding.unpad(
        padded_data=cipher.decrypt(enc[AES.block_size:]),
        block_size=__BLOCK_SIZE__)
    return decoded
Example #3
Source File: test_CCM.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size(self):
        cipher = AES.new(self.key_128, AES.MODE_CCM, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #4
Source File: test_CTR.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, DES3.MODE_CTR, counter=self.ctr_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #5
Source File: test_OCB.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_OCB, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)

        # By default, a 15 bytes long nonce is randomly generated
        nonce1 = AES.new(self.key_128, AES.MODE_OCB).nonce
        nonce2 = AES.new(self.key_128, AES.MODE_OCB).nonce
        self.assertEqual(len(nonce1), 15)
        self.assertNotEqual(nonce1, nonce2)
Example #6
Source File: test_CBC.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, self.aes_mode, self.iv_128)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #7
Source File: test_CBC.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, self.des3_mode, self.iv_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #8
Source File: test_GCM.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_GCM, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #9
Source File: test_CCM.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size(self):
        cipher = AES.new(self.key_128, AES.MODE_CCM, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #10
Source File: test_EAX.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_EAX, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #11
Source File: test_EAX.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, AES.MODE_EAX, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #12
Source File: test_CTR.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_CTR, counter=self.ctr_128)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #13
Source File: test_CTR.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, DES3.MODE_CTR, counter=self.ctr_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #14
Source File: test_OCB.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_OCB, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)

        # By default, a 15 bytes long nonce is randomly generated
        nonce1 = AES.new(self.key_128, AES.MODE_OCB).nonce
        nonce2 = AES.new(self.key_128, AES.MODE_OCB).nonce
        self.assertEqual(len(nonce1), 15)
        self.assertNotEqual(nonce1, nonce2)
Example #15
Source File: test_CBC.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, self.aes_mode, self.iv_128)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #16
Source File: test_CBC.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, self.des3_mode, self.iv_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #17
Source File: test_GCM.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_GCM, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #18
Source File: test_EAX.py    From jarvis with GNU General Public License v2.0 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, AES.MODE_EAX, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #19
Source File: test_EAX.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, AES.MODE_EAX, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #20
Source File: test_CTR.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_CTR, counter=self.ctr_128)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #21
Source File: test_CTR.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, DES3.MODE_CTR, counter=self.ctr_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #22
Source File: test_SIV.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_256, AES.MODE_SIV, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #23
Source File: test_OCB.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_OCB, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)

        # By default, a 15 bytes long nonce is randomly generated
        nonce1 = AES.new(self.key_128, AES.MODE_OCB).nonce
        nonce2 = AES.new(self.key_128, AES.MODE_OCB).nonce
        self.assertEqual(len(nonce1), 15)
        self.assertNotEqual(nonce1, nonce2)
Example #24
Source File: test_CBC.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_64(self):
        cipher = DES3.new(self.key_192, self.des3_mode, self.iv_64)
        self.assertEqual(cipher.block_size, DES3.block_size)
Example #25
Source File: test_GCM.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up 
def test_block_size_128(self):
        cipher = AES.new(self.key_128, AES.MODE_GCM, nonce=self.nonce_96)
        self.assertEqual(cipher.block_size, AES.block_size)
Example #26
Source File: aes.py    From python-graphenelib with MIT License 5 votes vote down vote up 
def encrypt(self, raw):
        raw = self._pad(AESCipher.str_to_bytes(raw))
        iv = Random.new().read(AES.block_size)
        cipher = AES.new(self.key, AES.MODE_CBC, iv)
        return base64.b64encode(iv + cipher.encrypt(raw)).decode("utf-8")
Example #27
Source File: aes.py    From python-graphenelib with MIT License 5 votes vote down vote up 
def decrypt(self, enc):
        enc = base64.b64decode(enc)
        iv = enc[: AES.block_size]
        cipher = AES.new(self.key, AES.MODE_CBC, iv)
        return self._unpad(cipher.decrypt(enc[AES.block_size :])).decode("utf-8")
Example #28
Source File: NetflixCredentials.py    From plugin.video.netflix with MIT License 5 votes vote down vote up 
def encode(self, raw):
        """
        Encodes data

        :param data: Data to be encoded
        :type data: str
        :returns:  string -- Encoded data
        """
        raw = bytes(Padding.pad(data_to_pad=raw.encode('utf-8'), block_size=self.bs))
        iv = Random.new().read(AES.block_size)
        cipher = AES.new(self.crypt_key, AES.MODE_CBC, iv)
        return base64.b64encode(iv + cipher.encrypt(raw))
Example #29
Source File: NetflixCredentials.py    From plugin.video.netflix with MIT License 5 votes vote down vote up 
def decode(self, enc):
        """
        Decodes data

        :param data: Data to be decoded
        :type data: str
        :returns:  string -- Decoded data
        """
        enc = base64.b64decode(enc)
        iv = enc[:AES.block_size]
        cipher = AES.new(self.crypt_key, AES.MODE_CBC, iv)
        decoded = Padding.unpad(
            padded_data=cipher.decrypt(enc[AES.block_size:]),
            block_size=self.bs).decode('utf-8')
        return decoded
Example #30
Source File: cryptodome.py    From keylime with BSD 2-Clause "Simplified" License 5 votes vote down vote up 
def _pad(s):
    '''
    Returns the string padded with its length such
    that is a multiple of 16
    Appends 10* at the bit level. Following ISO/IEC 9797-1
    - padding mode 2
    '''
    # Let's only encode if its not a byte
    try:
        s = s.encode('utf-8') #
    except AttributeError:
        pass
    pad_len = AES.block_size - (len(s) % AES.block_size) - 1
    padding = b'\x80'+b'\0'*pad_len
    return s + padding