Python字符串加密解密 Python实现对字符串的加密解密方法示例

; html-script: false ]#!/bin/python
#-*- coding:utf-8 -*-
# Filename:
# Revision:
# Date:    2013-06-07
# Author:   simonzhang
# web:     www.simonzhang.net
# Email:    simon-zzm@163.com
### END INIT INFO
# easy_install PyCrypto
from binascii import b2a_hex, a2b_hex
from Crypto.Cipher import DES
key = '12345678' #长度必须是8位的
text = 'simonzhang.net ' #长度必须是8的倍数,我用空格补的
# 实例化
obj = DES.new(key)
# 加密
cryp = obj.encrypt(text)
pass_hex = b2a_hex(cryp)
print pass_hex
print '=' * 20
# 解密
get_cryp = a2b_hex(pass_hex)
after_text = obj.decrypt(get_cryp)
print after_text