View difference between Paste ID: pSEcx0JY and D6KkvvSG

-using System;
+
-using System.ComponentModel;
+using System.Management;
-using System.Drawing;
+using System.Net;
 using System.Security.Cryptography;
-using System.Windows.Forms;
+using System.Text;
 
 namespace LuaDecrypter
 {
-  public class MainForm : Form
+  public class KeyValidator
   {
-    private Decrypter decrypter;
+    public const string KEY_FILE = "./luadecrypter.key";
-    private IContainer components;
+    private const string URL = "http://c1yd3i.com/license/check.php?code={0}&hwid={1}";
-    private Button selectButton;
+    private const string SEED = "i am a closeted gay teenager";
-    private Button destinationButton;
+    private bool valid;
-    private ProgressBar progressBar;
+
-    private TextBox statusBox;
+    private string MD5(string data)
-    private Button decryptButton;
+
-    private FolderBrowserDialog selectDestinationDialog;
+      if (data == "")
-    private OpenFileDialog selectFileDialog;
+        return "";
       MD5CryptoServiceProvider cryptoServiceProvider = new MD5CryptoServiceProvider();
-    public MainForm()
+      byte[] bytes = Encoding.UTF8.GetBytes(data);
       byte[] hash = cryptoServiceProvider.ComputeHash(bytes);
-      this.InitializeComponent();
+      cryptoServiceProvider.Clear();
-      this.decrypter = new Decrypter();
+      StringBuilder stringBuilder = new StringBuilder();
       foreach (byte num in hash)
         stringBuilder.Append(num.ToString("x2").ToLower());
-    private void MainForm_Load(object sender, EventArgs e)
+      return ((object) stringBuilder).ToString();
     }
-      KeyValidator validator = new KeyValidator();
+
-      validator.ValidateFromFile();
+    public void Validate(string key, bool createFile = false)
-      if (validator.IsValid())
+
       string requestUriString = string.Format("http://c1yd3i.com/license/check.php?code={0}&hwid={1}", (object) key, (object) this.GetID());
-      int num = (int) new KeyPopup(validator).ShowDialog((IWin32Window) this);
+      try
-      if (validator.IsValid())
+
         StreamReader streamReader = new StreamReader(WebRequest.Create(requestUriString).GetResponse().GetResponseStream());
-      this.Close();
+        this.valid = streamReader.ReadLine().Equals("true");
         streamReader.Close();
       }
-    private void selectButton_Click(object sender, EventArgs e)
+      catch
       {
-      int num = (int) this.selectFileDialog.ShowDialog((IWin32Window) this);
+        this.valid = false;
       }
       if (!this.valid || !createFile)
-    private void destinationButton_Click(object sender, EventArgs e)
+
       StreamWriter streamWriter = new StreamWriter((Stream) new FileStream("./luadecrypter.key", FileMode.Create, FileAccess.Write));
-      if (this.selectFileDialog.FileNames.Length == 0)
+      streamWriter.Write(key);
       streamWriter.Close();
-        this.statusBox.Text = "Please select some files";
+
 
-      else
+    public void ValidateFromFile()
     {
-        int num = (int) this.selectDestinationDialog.ShowDialog((IWin32Window) this);
+      if (!System.IO.File.Exists("./luadecrypter.key"))
         return;
       StreamReader streamReader = new StreamReader((Stream) new FileStream("./luadecrypter.key", FileMode.Open, FileAccess.Read));
       this.Validate(streamReader.ReadLine(), false);
-    private void decryptButton_Click(object sender, EventArgs e)
+      streamReader.Close();
     }
-      if (this.selectFileDialog.FileNames.Length == 0)
+
-        this.statusBox.Text = "Please select some files";
+    private string GetID()
-      else if (this.selectDestinationDialog.SelectedPath.Length == 0)
+
       ManagementObjectSearcher managementObjectSearcher = new ManagementObjectSearcher("Select serialnumber From Win32_BaseBoard");
-        this.statusBox.Text = "Please select a destination";
+      StringBuilder stringBuilder = new StringBuilder();
       foreach (ManagementObject managementObject in managementObjectSearcher.Get())
-      else
+
         if (managementObject["serialnumber"] != null)
-        string[] fileNames = this.selectFileDialog.FileNames;
+          stringBuilder.Append(managementObject["serialnumber"]);
-        string selectedPath = this.selectDestinationDialog.SelectedPath;
+
-        this.progressBar.Value = 0;
+      return this.MD5(((object) stringBuilder).ToString() + "i am a closeted gay teenager");
-        this.progressBar.Maximum = fileNames.Length * 10;
+
-        this.statusBox.Text = "Decrypting files...";
+
-        foreach (string path1 in fileNames)
+    public bool IsValid()
-        {
+
-          string path2 = selectedPath + "\\" + Path.GetFileName(path1);
+      return this.valid;
-          if (File.Exists(path1))
+
-          {
+
-            Stream inStream = (Stream) new FileStream(path1, FileMode.Open, FileAccess.Read);
+