python密码加密与解密的实现

pip install pycryptodome

def addStrToSpecifyLen(s,specifyLen=0):
    """
    s不是specifyLen的倍数那就补足为specifyLen的倍数
    :param s: 需要加密的参数
    :param specifyLen: 指定参数的位数
    :return: 补足位数的参数
    """
    if specifyLen <= 0:
        specifyLen = 1;
    while len(s) % specifyLen != 0:
        s += '\0'
    return s.encode(encoding='utf-8')

def encrypt_aes(text='', key=''):
    """
    aes的ecb模式加密
    :param data: 加密数据
    :param aes_key: 加密的秘钥
    :return: 加密之后的密文
    """
    # 初始化加密器
    aes = AES.new(addStrToSpecifyLen(key,16), AES.MODE_ECB)
    # 先进行aes加密
    encrypt = aes.encrypt(addStrToSpecifyLen(text,16))
    # 用base64转成字符串形式
    encrypted_text = str(base64.encodebytes(encrypt), encoding='utf-8')  # 执行加密并转码返回bytes
    return encrypted_text

def decrypt_aes(data, aes_key):
    """
    aes的ecb模式解密
    :param data: 待解密数据
    :param aes_key: 加密的秘钥
    :return: 解密之后的数据
    """
    # 初始化加密器
    aes = AES.new(addStrToSpecifyLen(aes_key,16), AES.MODE_ECB)
    #优先逆向解密base64成bytes
    base64_decrypted = base64.decodebytes(addStrToSpecifyLen(data,16))
    #执行解密密并转码返回str
    decrypted_text = str(aes.decrypt(base64_decrypted),encoding='utf-8').replace('\0','')
    return decrypted_text

if __name__ == '__main__':
    key = '12223'
    data = 'test12dcds'
    encrypt = encrypt_aes(data,key)
    print(encrypt)
    print(decrypt_aes(encrypt,key))

import hashlib
hash = hashlib.md5()
hash.update("mayi".encode("utf-8"))
# 7d1080e20427559fcc0a647826741f66
print(hash.hexdigest())

import hashlib
hash = hashlib.sha1()
hash.update("mayi".encode("utf-8"))
# c159ce3114fb4553683cf96d91db6d51080c02e8
print(hash.hexdigest())

import hashlib
hash = hashlib.sha256()
hash.update("mayi".encode("utf-8"))
# 5dfae51e782cce2f213ef6bc89f75c9ab6c3bd8a5d1299a73191677cd5aa1f93
print(hash.hexdigest())

import hashlib
hash = hashlib.sha384()
hash.update("mayi".encode("utf-8"))
# a1eb5c52e830d5ea4fdb0a3dc2241374f56426aebacd8890a69c7db57724788ec5047a005ecff4a23310b7f87035926f
print(hash.hexdigest())

import hashlib
hash = hashlib.sha512()
hash.update("mayi".encode("utf-8"))
# 93102ec5658f739c060e3d82096e538ec116d0c9d6925119b465f0823be99697056518465cc6fe75265deb26632c8ce62b3d63a8782c492
daac2b9c03a89defe
print(hash.hexdigest())

import hashlib
hash = hashlib.md5('python'.encode('utf-8'))
hash.update("mayi".encode("utf-8"))
# b0758ad1aad20530044668775f389922
print(hash.hexdigest())