消息推送系统

// 示例代码：使用AES-256加密

大学生管理系统

from Crypto.Cipher import AES

import base64

def encrypt_data(data, key):

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

return base64.b64encode(cipher.encrypt(data)).decode('utf-8')

# 示例代码：防止SQL注入

import re

def sanitize_input(input_string):

pattern = re.compile(r'[\'\"\;\-\+\=\&\|\>\<\,\$\!\`\~]')

return pattern.sub('', input_string)

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# 示例代码：使用OAuth2.0进行身份验证

from oauthlib.oauth2 import BackendApplicationClient

from requests.auth import HTTPBasicAuth

from requests_oauthlib import OAuth2Session

client_id = 'your_client_id'

client_secret = 'your_client_secret'

client = BackendApplicationClient(client_id=client_id)

oauth = OAuth2Session(client=client)

token = oauth.fetch_token(token_url='https://oauth.example.com/token', client_id=client_id, client_secret=client_secret)

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