mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-11-01 01:07:54 +00:00
38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
from Crypto.Cipher import AES
|
|
from Crypto import Random
|
|
import base64
|
|
import os
|
|
|
|
# the block size for the cipher object; must be 16, 24, or 32 for AES
|
|
BLOCK_SIZE = 16
|
|
|
|
# the character used for padding--with a block cipher such as AES, the value
|
|
# you encrypt must be a multiple of BLOCK_SIZE in length. This character is
|
|
# used to ensure that your value is always a multiple of BLOCK_SIZE
|
|
PADDING = '{'
|
|
|
|
# one-liner to sufficiently pad the text to be encrypted
|
|
pad = lambda s: s + (BLOCK_SIZE - len(s) % BLOCK_SIZE) * PADDING
|
|
|
|
# one-liners to encrypt/encode and decrypt/decode a string
|
|
# encrypt with AES, encode with base64
|
|
EncodeAES = lambda c, s: base64.b64encode(c.encrypt(pad(s)))
|
|
DecodeAES = lambda c, e: c.decrypt(base64.b64decode(e)).rstrip(PADDING)
|
|
|
|
# generate a random secret key
|
|
secret = os.urandom(BLOCK_SIZE)
|
|
|
|
# create a cipher object using the random secret
|
|
cipher = AES.new( secret, AES.MODE_CBC, secret )
|
|
|
|
# encode a string
|
|
encoded = EncodeAES(cipher, 'tturpclib691256')
|
|
print 'Encrypted string:', encoded
|
|
|
|
# decode the encoded string
|
|
decoded = DecodeAES(cipher, encoded)
|
|
print 'Decrypted string:', decoded
|
|
|
|
|
|
|
|
|