python与C#相互加解密
C#加解密
using System;
using System.Text;
using System.IO;
using System.Security.Cryptography;
namespace ConsoleApp1
{
internal class Program
{
static void Main(string[] args)
{
var testData = "{'username':'admin','password':'123'}";
Console.WriteLine("测试数据："+testData);
Console.WriteLine("C#加密：" + Encode(testData));
Console.Write("C#解密："+ Decode(Encode(testData)));
Console.ReadLine();
}
static string GetDefaultKeyAndIv()
{
return "12345678";
}
/
/加密
public static string Encode(string str, string keyAndIv = null)
{
try
{
keyAndIv = string.IsNullOrEmpty(keyAndIv) ? GetDefaultKeyAndIv() : keyAndIv;
var provider = new DESCryptoServiceProvider
{
Key = Encoding.ASCII.GetBytes(keyAndIv),
IV = Encoding.ASCII.GetBytes(keyAndIv)
};
var bytes = Encoding.UTF8.GetBytes(str);
using (var memoryStream = new MemoryStream())
{
using (var cryptoStream = new CryptoStream(memoryStream, provider.CreateEncryptor(), CryptoStreamMode.Write))                    {
cryptoStream.Write(bytes, 0, bytes.Length);
cryptoStream.FlushFinalBlock();
var builder = new StringBuilder();
foreach (var num in memoryStream.ToArray())
{
builder.AppendFormat("{0:X2}", num);
}
return builder.ToString();
}
}
}
catch (Exception)
{
return null;
}
}
//解密
public static string Decode(string str, string keyAndIv = null)
{
try
{
keyAndIv = string.IsNullOrEmpty(keyAndIv) ? GetDefaultKeyAndIv() : keyAndIv;
var provider = new DESCryptoServiceProvider
{
Key = Encoding.ASCII.GetBytes(keyAndIv),
IV = Encoding.ASCII.GetBytes(keyAndIv)
};
var buffer = new byte[str.Length / 2];
for (var i = 0; i < str.Length / 2; i++)
writeline和write的区别python
{
var num2 = Convert.ToInt32(str.Substring(i * 2, 2), 0x10);
buffer[i] = (byte)num2;
}
using (var memoryStream = new MemoryStream())
{
using (var cryptoStream = new CryptoStream(memoryStream, provider.CreateDecryptor(), CryptoStreamMode.Write))                    {
cryptoStream.Write(buffer, 0, buffer.Length);
cryptoStream.FlushFinalBlock();
return Encoding.UTF8.GetString(memoryStream.ToArray());
}
}
}
catch (Exception)
{
return null;
}
}
}
}
python加解密
import base64
class DESSecret:
def __init__(self,key):
self.KEY = key
def des_en(self,text):
iv=secret_key=self.KEY
k = pyDes.des(secret_key,pyDes.CBC,iv,padmode=pyDes.PAD_PKCS5)
data = k.encrypt(text,padmode=pyDes.PAD_PKCS5)
# 字符串转16进制
return binascii.b2a_hex(data).decode()
def des_de(self,text):
iv = secret_key = self.KEY
k = pyDes.des(secret_key, pyDes.CBC, iv, padmode=pyDes.PAD_PKCS5)
# ⼗六进制转字符串
# binascii.a2b_hex(text)
data = k.decrypt(binascii.a2b_hex(text),padmode=pyDes.PAD_PKCS5)
return data.decode()

版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系QQ:729038198，我们将在24小时内删除。