经典总结:程序内加密配置文件(配合加密类)

using System;
using System.Collections.Generic;
using System.Text;
using System.Security.Cryptography;
using System.IO;
using System.Configuration;



namespace Config
{
    public class MineConfig
    {

        public MineConfig()
        {

        }
        /**/
        /// <summary>
        /// 设置连接字符串
        /// </summary>
        /// <param name="ip">服务器ip</param>
        /// <param name="account">服务器用户名</param>
        /// <param name="account">服务器密码</param>
        /// <returns>ConStr连接字符串</returns>
        /// 
        public static string GetConStr()
        {
            string key = "12345678";
            string ip = Security.DecryptDES(ConfigurationManager.AppSettings["IP"], key);
            string account = Security.DecryptDES(ConfigurationManager.AppSettings["Account"], key);
            string accountPassWord = Security.DecryptDES( ConfigurationManager.AppSettings["AccountPassWord"],key);
            string initialCatalog = Security.DecryptDES(ConfigurationManager.AppSettings["InitialCatalog"], key);
            string Constr = "Data Source=" + ip + ";Initial Catalog=" + initialCatalog + ";User ID=" + account + ";Password=" + accountPassWord;
            return Constr;
        }
        public static string GetAccount()
        {
            string key = "12345678";
            string account;
            return  account = Security.DecryptDES(ConfigurationManager.AppSettings["Account"], key);
        }
        public static string GetAccountPassWord()
        {
            string key = "12345678";
            string accountPassWord;
            return accountPassWord = Security.DecryptDES(ConfigurationManager.AppSettings["AccountPassWord"], key);
        }
        public static string GetIP()
        {
            string key = "12345678";
            string ip;
            return ip =  Security.DecryptDES(ConfigurationManager.AppSettings["IP"], key);
        }
        public static string GetInitialCatalog()
        {
            string key = "12345678";
            string InitialCatalog;
            return InitialCatalog = Security.DecryptDES(ConfigurationManager.AppSettings["InitialCatalog"], key);
        }
        public static string providerName()
        {
            string ProviderName = "System.Data.SqlClient";
            return ProviderName;
        }
 // "Data Source=" + ConfigurationManager.AppSettings["IP"] + ";Initial Catalog=CardRecorder;User ID=" + ConfigurationManager.AppSettings["Account"] + ";Password=" + ConfigurationManager.AppSettings["AccountPassWord"], "System.Data.SqlClient"




    }
}