10 examples of 'encrypt string python' in Python

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53def encrypt(self, string_or_bytes):
54 '''Encrypt ``string_or_bytes`` using the algorithm specified
55 in the :setting:`CRYPT_ALGORITHM` setting.
56
57 Return an encrypted string
58 '''
59 encoding = self.config['ENCODING']
60 secret_key = self.config['PASSWORD_SECRET_KEY'].encode()
61 b = to_bytes(string_or_bytes, encoding)
62 module, kwargs = self.crypt_module
63 p = module.encrypt(b, secret_key, **kwargs)
64 return p.decode(encoding)
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48def encrypt(plain_text):
49 if isinstance(plain_text, basestring):
50 string_text = str(plain_text)
51 return CRYPTO.encrypt(bytes(string_text))
52 else:
53 raise Exception('Only strings are allowed.')
39def aes_encrypt_str(aes_key, plain_str):
40 if isinstance(aes_key, long):
41 aes_key = long_to_bytes(aes_key, 16)
42 cipher = AES.new(aes_key, AES.MODE_CFB, '\x00' * 16)
43 return cipher.encrypt(plain_str)
26def encrypt(passphrase, data):
27 try:
28 key = RSA.import_key(data, passphrase=None)
29 return RSA.RsaKey.export_key(key, format='PEM', passphrase=passphrase, pkcs=8).decode('ascii')
30 except (ValueError, IndexError, TypeError) as e:
31 if contains_phrase(str(e), "post boundary", "rsa key format", "out of range"):
32 raise AssertionException(
33 '{0} - Error while processing data. Data may not be in RSA format or is corrupt.'.format(str(e)))
34 elif contains_phrase(str(e), "no passphrase available"):
35 raise AssertionException(
36 '{0} - Error while processing data. Data is already encrypted.'.format(str(e)))
37 raise
1def encrypt(key, text):
2
3 alfa = "abcdefghijklmnopqrstuvwxyz"
4 msg_to_be_decrypted = text.replace(" ", "")
5 msg_to_be_decrypted = msg_to_be_decrypted.lower()
6 encrypted = ""
7
8 for i in range(len(msg_to_be_decrypted)):
9 letter_in_key = key[i % len(key)]
10 shift = (alfa.find(letter_in_key) + 1) % 26
11 index_of_letter = alfa.find(msg_to_be_decrypted[i])
12 encrypted += alfa[(index_of_letter + shift) % 26]
13
14 return encrypted
45def hybrid_encrypt(self, key, string):
46 return string
16def encrypt(self, text):
17 cryptor = AES.new(self.key, self.mode, self.key)
18 #这里密钥key 长度必须为16(AES-128)、24(AES-192)、或32(AES-256)Bytes 长度.目前AES-128足够用
19 length = 16
20 count = len(text)
21 add = length - (count % length)
22 text = text + ('\0' * add)
23 self.ciphertext = cryptor.encrypt(text)
24 #print self.ciphertext
25 #因为AES加密时候得到的字符串不一定是ascii字符集的,输出到终端或者保存时候可能存在问题
26 #所以这里统一把加密后的字符串转化为16进制字符串
27 #return b2a_hex(self.ciphertext)
28 return base64.b64encode(self.ciphertext)
30def encrypt(data, key):
31 '''encrypt the data with the key'''
32 data = __tobytes(data)
33 data_len = len(data)
34 data = ffi.from_buffer(data)
35 key = ffi.from_buffer(__tobytes(key))
36 out_len = ffi.new('size_t *')
37 result = lib.xxtea_encrypt(data, data_len, key, out_len)
38 ret = ffi.buffer(result, out_len[0])[:]
39 lib.free(result)
40 return ret
134def encrypt_AES(key, plain_text, IV456):
135 """
136 AES encryption routine
137 """
138 obj = AES.new(key, AES.MODE_CBC, IV456)
139 return obj.encrypt(plain_text)
19def encrypt(data: bytes, key: bytes) -> bytes:
20 # pad data
21 data = Padding.pad(data, 16)
22
23 # new encryptor
24 encryptor = AES.new(key, AES.MODE_CBC)
25
26 # return IV + cipher
27 return encryptor.iv + encryptor.encrypt(data)

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