from Crypto.Cipher import AES 加

2020-01-08  本文已影响0人  朝畫夕拾

from  Crypto.Cipher  import AES

import base64

"""AES加密算法"""

#加密

def  encryt(str, key):

    BS = AES.block_size

    pad =lambdas: s + (BS - len(s) % BS) * chr(BS - len(s) % BS)

    cipher = AES.new(key, AES.MODE_ECB,str)

    msg = cipher.encrypt(pad(str))

    msg = base64.encodestring(msg)

    return msg

#解密

def decrypt(enStr, key):

    unpad =lambdas: s[0:-ord(s[-1])]

    cipher = AES.new(key, AES.MODE_ECB)

    decryptByts = base64.decodestring(enStr)

    msg = cipher.decrypt(decryptByts)

    msg=unpad(msg.decode())

    return msg

str="my name is maple"

#此处的key的长度需要16位

key="ffm1111111111111"res=encryt(str,key)print(res)

pres=decrypt(res,key)print(pres)

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