Python--AES-ECB-pkcs5padding-base64加密與解密

python3下載：pip install crypto pycryptodome

import base64
from Crypto.Cipher import AES

class EncryptDate:
    def __init__(self, key):
        self.key = key  # 初始化密鑰
        self.length = AES.block_size  # 初始化數據塊大小
        self.aes = AES.new(self.key, AES.MODE_ECB)  # 初始化AES,ECB模式的實例
        # 截斷函數，去除填充的字符
        self.unpad = lambda date: date[0:-ord(date[-1])]

    def pad(self, text):
        """
        #填充函數，使被加密數據的字節碼長度是block_size的整數倍
        """
        count = len(text.encode('utf-8'))
        add = self.length - (count % self.length)
        entext = text + (chr(add) * add)
        return entext

    def encrypt(self, encrData):  # 加密函數
        res = self.aes.encrypt(self.pad(encrData).encode("utf8"))
        msg = str(base64.b64encode(res), encoding="utf8")
        return msg

    # def decrypt(self, decrData):  # 解密函數
    #     res = base64.decodebytes(decrData.encode("utf8"))
    #     msg = self.aes.decrypt(res).decode("utf8")
    #     return self.unpad(msg)

def get_aes_pwd(password):
    # 這里密鑰的長度必須是16的倍數 加密的時候需要的是二進制類型而不是文本類型，字符串前面加上b
    eg = EncryptDate(b"key")
    res = eg.encrypt(password)
    return res

if __name__ == "__main__":
    pwd = "明文密碼"
    aes_pwd = get_aes_pwd(pwd)
    print(aes_pwd)