这是一个自己做的关于C#软件注册码小程序的代码（略去了窗体代码）
下图是小程序截图
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Configuration;
using System.IO;
using System.Security.Cryptography;
using System.Management;
namespace Messagebox
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Button button1;
private System.Windows.Forms.TextBox textBox1;
private Button button2;
private Button button3;
private Button button4;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在InitializeComponent 调用后添加任何构造函数代码
//
}
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose(disposing);
}
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void button1_Click(object sender, System.EventArgs e)
{
Hasher hash = new Hasher();
textBox1 .Text = hash.hashGetDriveID().ToString();
}
private void button2_Click(object sender, EventArgs e)
{
Hasher shit = new Hasher ();
textBox1.Text = shit.Sern();
}
private void button3_Click(object sender, EventArgs e)
{
Hasher shit = new Hasher ();
textBox1.Text = shit.GetDriveID();
}
private void button4_Click(object sender, EventArgs e)
{
Hasher shit = new Hasher ();
textBox1.Text = shit.GetCpuID();
}
}
public class Hasher
{
public string _HashText; //待加密的字符串
// public Hasher()
// {
// }
// 需要产生加密哈希的字符串
public string HashText
{
set
{
_HashText = value;
}
get
{
return _HashText;
}
}
/// 使用MD5CryptoServiceProvider类产生哈希值。不需要提供密钥。
/// </summary>
/// <returns></returns>
public string MD5Hasher()
{
byte[] MD5Data = System.Text.Encoding.UTF8.GetBytes(HashText);
MD5 Md5 = new MD5CryptoServiceProvider();
byte[] Result = Md5.ComputeHash(MD5Data);
return Convert.ToBase64String(Result); //返回长度为字节字符串
}
//获取cpu序列号
public String GetCpuID()
{
ManagementClass mc = new ManagementClass("Win32_Processor");
ManagementObjectCollection moc = mc.GetInstances();
String strCpuID = null;
foreach (ManagementObject mo in moc)
{
strCpuID = mo.Properties["ProcessorId"].Value.ToString();
break;
}
return strCpuID;
}//end method
//获取硬盘序列号
public String GetDriveID()
{
ManagementObject mo = new ManagementObject("win32_LogicalDisk.deviceid=""C:""");
mo.Get();
return mo.GetPropertyValue("VolumeSerialNumber").ToString();
}
public String strJia()
{
string strJiami = "";
strJiami = GetCpuID() + GetDriveID();
return strJiami;
}
public string jiqixuelie;
public string duijiqima = null;
///得到机器码
public string hashGetDriveID()
{
Hasher hs = new Hasher();
hs.HashText = hs.strJia();
string jiqi = hs.MD5Hasher();
duijiqima = jiqi.Substring(8, 5);
return duijiqima;
}
public string Sern()
//最终的序列号//m为配置文件值
//x为序列号值
//css进行比较该注册码是否正确
{
//获取机器码
Hasher hs = new Hasher();
//获取序列号
Hasher hash = new Hasher();
hash.HashText = hs.hashGetDriveID().ToString();
jiqixuelie = hash.MD5Hasher();
return jiqixuelie;
}
}
}