基于base64加密和解密

Base64加密解密

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace EncryptUtilsApp
{
    public partial class Form1 : DevExpress.XtraEditors.XtraForm
    {
        public Form1（）
        {
            InitializeComponent（）;
            IniControl（）;
        }

        private void IniControl（）
        {
            comboBoxEdit1.SelectedIndex = 0;
            comboBoxEdit2.SelectedIndex = 0;
        }

        /// 

        /// 捕捉窗体关闭按钮事件
        /// 

        /// 
        protected override void WndProc（ref Message msg）
        {
            const int WM_SYSCOMMAND = 0x0112;
            co

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    ..A..H.     50176  2019-02-27 10:16  base64及多种加密解密方法\EncryptUtilsDemo\.vs\EncryptUtilsDemo\v15\.suo

     文件          0  2019-02-23 17:52  base64及多种加密解密方法\EncryptUtilsDemo\.vs\EncryptUtilsDemo\v15\Server\sqlite3\db.lock

     文件    2183168  2019-02-27 10:00  base64及多种加密解密方法\EncryptUtilsDemo\.vs\EncryptUtilsDemo\v15\Server\sqlite3\storage.ide

     文件      32768  2019-02-27 08:13  base64及多种加密解密方法\EncryptUtilsDemo\.vs\EncryptUtilsDemo\v15\Server\sqlite3\storage.ide-shm

     文件    4128272  2019-02-27 10:16  base64及多种加密解密方法\EncryptUtilsDemo\.vs\EncryptUtilsDemo\v15\Server\sqlite3\storage.ide-wal

     文件     170744  2018-12-14 11:20  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.Data.v18.1.resources.dll

     文件      14584  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.Pdf.v18.1.Core.resources.dll

     文件      73976  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.Printing.v18.1.Core.resources.dll

     文件      12024  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.Sparkline.v18.1.Core.resources.dll

     文件      26360  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.Utils.v18.1.resources.dll

     文件      43768  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.XtraBars.v18.1.resources.dll

     文件     116984  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\de\DevExpress.XtraEditors.v18.1.resources.dll

     文件   20229880  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.BonusSkins.v18.1.dll

     文件    6686456  2018-12-14 11:20  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Data.v18.1.dll

     文件    1448204  2018-12-14 11:20  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Data.v18.1.xml

     文件    2973944  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Pdf.v18.1.Core.dll

     文件     367785  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Pdf.v18.1.Core.xml

     文件    4303608  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Printing.v18.1.Core.dll

     文件    1734268  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Printing.v18.1.Core.xml

     文件      90360  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Sparkline.v18.1.Core.dll

     文件      30646  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Sparkline.v18.1.Core.xml

     文件   13031672  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Utils.v18.1.dll

     文件    1014185  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.Utils.v18.1.xml

     文件    6425848  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.XtraBars.v18.1.dll

     文件    2503507  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.XtraBars.v18.1.xml

     文件    6293752  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.XtraEditors.v18.1.dll

     文件    2408324  2018-12-14 11:21  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\DevExpress.XtraEditors.v18.1.xml

     文件      20992  2019-02-27 10:15  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\EncryptUtilsApp.exe

     文件      32256  2019-02-27 10:15  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\EncryptUtilsApp.pdb

     文件     166648  2018-12-14 11:20  base64及多种加密解密方法\EncryptUtilsDemo\EncryptUtilsApp\bin\Debug\es\DevExpress.Data.v18.1.resources.dll

............此处省略74个文件信息