• 设为首页
  • 点击收藏
  • 手机版
    手机扫一扫访问
    迪恩网络手机版
  • 关注官方公众号
    微信扫一扫关注
    公众号

ASP.NET-URL中参数加密解密操作

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

效果:

 

代码:

using System;
using System.Text;
using System.IO;
using System.Security.Cryptography;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Response.Write("<a href = " + "http://www.baidu.com?" + Encode("id=12345&name=jack", "jiamikey") + ">" + "http://www.baidu.com?" + Encode("id=12345&name=jack", "jiamikey") + "</a>");


        Response.Write("<BR/>------------------------------------------------------<BR/>");


        Response.Write("<a href = " + "http://www.baidu.com?" + Encode(Encode("id=12345&name=jack", "jiamikey"), "jiamikey") + ">" + "http://www.baidu.com?id=12345&name=jack" + "</a>");

    }

    /// <summary>
    /// 加密
    /// </summary>
    /// <param name="str"></param>
    /// <param name="key"></param>
    /// <returns></returns>
    public static string Encode(string str, string key)
    {
        DESCryptoServiceProvider provider = new DESCryptoServiceProvider();
        provider.Key = Encoding.ASCII.GetBytes(key.Substring(0, 8));
        provider.IV = Encoding.ASCII.GetBytes(key.Substring(0, 8));
        byte[] bytes = Encoding.GetEncoding("GB2312").GetBytes(str);
        MemoryStream stream = new MemoryStream();
        CryptoStream stream2 = new CryptoStream(stream, provider.CreateEncryptor(), CryptoStreamMode.Write);
        stream2.Write(bytes, 0, bytes.Length);
        stream2.FlushFinalBlock();
        StringBuilder builder = new StringBuilder();
        foreach (byte num in stream.ToArray())
        {
            builder.AppendFormat("{0:X2}", num);
        }
        stream.Close();
        return builder.ToString();
    }

    /// <summary>
    /// Des 解密 GB2312
    /// </summary>
    /// <param name="str">Desc string</param>
    /// <param name="key">Key ,必须为8位 </param>
    /// <returns></returns>
    public static string Decode(string str, string key)
    {
        DESCryptoServiceProvider provider = new DESCryptoServiceProvider();
        provider.Key = Encoding.ASCII.GetBytes(key.Substring(0, 8));
        provider.IV = Encoding.ASCII.GetBytes(key.Substring(0, 8));
        byte[] buffer = new byte[str.Length / 2];
        for (int i = 0; i < (str.Length / 2); i++)
        {
            int num2 = Convert.ToInt32(str.Substring(i * 2, 2), 0x10);
            buffer[i] = (byte)num2;
        }
        MemoryStream stream = new MemoryStream();
        CryptoStream stream2 = new CryptoStream(stream, provider.CreateDecryptor(), CryptoStreamMode.Write);
        stream2.Write(buffer, 0, buffer.Length);
        stream2.FlushFinalBlock();
        stream.Close();
        return Encoding.GetEncoding("GB2312").GetString(stream.ToArray());
    }
}

 


鲜花

握手

雷人

路过

鸡蛋
该文章已有0人参与评论

请发表评论

全部评论

专题导读
上一篇:
ASP.NET Quickstart Tutorials发布时间:2022-07-10
下一篇:
ASP.NET导入导出发布时间:2022-07-10
热门推荐
热门话题
阅读排行榜

扫描微信二维码

查看手机版网站

随时了解更新最新资讯

139-2527-9053

在线客服(服务时间 9:00~18:00)

在线QQ客服
地址:深圳市南山区西丽大学城创智工业园
电邮:jeky_zhao#qq.com
移动电话:139-2527-9053

Powered by 互联科技 X3.4© 2001-2213 极客世界.|Sitemap