Created
September 21, 2018 08:57
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ecb encrypted result
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# -*- coding: utf-8 -*- | |
from Crypto.Cipher import AES | |
f = open('before.bmp','rb') | |
bid_header = f.read(54) | |
raw_data = f.read() | |
f.close() | |
pad = lambda s: s + (16 - len(s) % 16) * chr(16 - len(s) % 16) | |
cryptor = AES.new('use for ecb test', AES.MODE_ECB) | |
cipher_data = cryptor.encrypt(pad(raw_data)) | |
f = open('after.bmp','wb') | |
f.write(bid_header) | |
f.write(cipher_data) | |
f.close() |
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emmm, multimedia course lecturer says .bmp use run length encoding...