Crack and keygen this for training your skills. It is protected with ConfuserEx using some anti tricks.
Write a tutorial and document the methods used in your solution.
My Anti-virus engine detects it's a virus, but it's not.
What's New in Version 01/28/2022 11:44 PM See changelog
Released
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Security.Cryptography;
namespace Sean_s_KeyGenMe_4
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
public static string CreateMD5(string input)
{
// Use input string to calculate MD5 hash
using (System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create())
{
byte[] inputBytes = System.Text.Encoding.ASCII.GetBytes(input);
byte[] hashBytes = md5.ComputeHash(inputBytes);
// Convert the byte array to hexadecimal string
StringBuilder sb = new StringBuilder();
for (int i = 0; i < hashBytes.Length; i++)
{
sb.Append(hashBytes[i].ToString("X2"));
}
return sb.ToString();
}
}
private bool KeyVerify(string Name)
{
string Key = CreateMD5(("Hello World. New Year 2022 - ").ToString() + Name.ToString()).ToString();
if ( Key== textKey.Text)
{
if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 1 && checkRight.Checked && checkLeft.Checked)
{
button1.Text = "Halfway You Verified it! Try more.";
}
else if(int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 1 && checkRight.Checked)
{
button1.Text = "Halfway You Verified it! Try more.";
}
else if (int.Parse(textKey.Text.Substring(20,4) , System.Globalization.NumberStyles.HexNumber ) % 2 == 1 && checkLeft.Checked)
{
button1.Enabled = false;
button1.Text = "Successfully Verified !";
}
else if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 0 && checkLeft.Checked)
{
button1.Text = "Halfway You Verified it! Try more.";
}
else if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 0 && checkRight.Checked)
{
button1.Text = "Halfway You Verified it! Try more.";
}
}
return true;
}
private void Button1_Click(object sender, EventArgs e)
{
KeyVerify(textName.ToString());
}
}
}
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using System.Security.Cryptography; namespace Sean_s_KeyGenMe_4 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } public static string CreateMD5(string input) { // Use input string to calculate MD5 hash using (System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create()) { byte[] inputBytes = System.Text.Encoding.ASCII.GetBytes(input); byte[] hashBytes = md5.ComputeHash(inputBytes); // Convert the byte array to hexadecimal string StringBuilder sb = new StringBuilder(); for (int i = 0; i < hashBytes.Length; i++) { sb.Append(hashBytes[i].ToString("X2")); } return sb.ToString(); } } private bool KeyVerify(string Name) { string Key = CreateMD5(("Hello World. New Year 2022 - ").ToString() + Name.ToString()).ToString(); if ( Key== textKey.Text) { if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 1 && checkRight.Checked && checkLeft.Checked) { button1.Text = "Halfway You Verified it! Try more."; } else if(int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 1 && checkRight.Checked) { button1.Text = "Halfway You Verified it! Try more."; } else if (int.Parse(textKey.Text.Substring(20,4) , System.Globalization.NumberStyles.HexNumber ) % 2 == 1 && checkLeft.Checked) { button1.Enabled = false; button1.Text = "Successfully Verified !"; } else if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 0 && checkLeft.Checked) { button1.Text = "Halfway You Verified it! Try more."; } else if (int.Parse(textKey.Text.Substring(20, 4), System.Globalization.NumberStyles.HexNumber) % 2 == 0 && checkRight.Checked) { button1.Enabled = false; button1.Text = "Successfully Verified !"; } } return true; } private void Button1_Click(object sender, EventArgs e) { KeyVerify(textName.ToString()); } } }
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