using Microsoft.Win32;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Management;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading.Tasks;
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namespace SmartScanner
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{
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class LBProtect
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{
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//私钥
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private static readonly string privateKey = "<RSAKeyValue><Modulus>zM7HeOAK8nORTQ56zl4IInkg7Y5k3Zf2FtXaHwu4nSCJOdWmABnbIbTlIt9y9gmLnDHG0maUXlaxZrbUGeAScrmI6kD4qlDypf9qKO7iB5K9xf0MD7ecioeljLXJtG8ahPo6pqiyg9Sx0Czue2pg672ssPtbGL81iFrgwy+Zgok=</Modulus><Exponent>AQAB</Exponent><P>zUb5vO3p4iqncynb+WGVyO1d73M/bXrqLG7cCaZN4gk7XxeWWyfIk2flCCI2veAdp4MKpdG3j4W+Y7+8xq5fzw==</P><Q>/2oalvvC/i1YtJNGCZk4+k83asfBZZpElTp/t+U4FC8vGGKE8slfBzflSps8PTJ67/MKZ8sgD0pW9Vp2e4j2Jw==</Q><DP>sU5v4edh0C9liUyLq2DFvtKAA5Z5H7g+UnjC6DbUKLwuoxk9jqjTT7c6lYbv35uYIZtHdCirs3UjGQeBJ99v8w==</DP><DQ>taKxEhosSzHYWWI6dmz+dhOLp2YzBJw2laEqXo6l2MTNSxwUy8ukxq9bYjkPF74kayt9hN6RCA6n1Ifmpmd6FQ==</DQ><InverseQ>AxT3HFNQY9mBI/fe68ACR56ARDIUCXb62REnjbJDA0/7Ti/n5NN+yaELwVDZpw2LVlqePyYdmMJgUAJGBjHl4A==</InverseQ><D>YtiRsScAYY+hWv1YC+2aI3kuiTimOcSzwsWnpkAz87HWSRFyMq5H8nap+DC7/T8SIGptuPJFPVq9+ALZTzuz6siESv1EtND58nyrR6HnUKXlhiGuoG9vXL2rP71BnZA+H+lnIFrG48orFKP/8kA2Hy9cP9l4b1pBXEZJHQHG1hk=</D></RSAKeyValue>";
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private static readonly RSACryptoServiceProvider cryptoServiceProvider = new RSACryptoServiceProvider();
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// 解密
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public static string RsaDecrypt(string textRsa)
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{
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cryptoServiceProvider.FromXmlString(privateKey);
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byte[] inputBytes = Convert.FromBase64String(textRsa);
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byte[] decryptedBytes = cryptoServiceProvider.Decrypt(inputBytes, false);
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return Encoding.UTF8.GetString(decryptedBytes);
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}
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// 获取硬件指纹
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public static string GetHardwareFingerprint()
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{
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StringBuilder sb = new StringBuilder();
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// CPU ID
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sb.Append(GetWmiInfo("Win32_Processor", "ProcessorId"));
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// 主板序列号
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sb.Append(GetWmiInfo("Win32_BaseBoard", "SerialNumber"));
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// 主硬盘序列号
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sb.Append(GetFixedDiskSerialNumber());
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// 计算SHA256哈希
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using (SHA256 sha256 = SHA256.Create())
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{
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byte[] hash = sha256.ComputeHash(Encoding.UTF8.GetBytes(sb.ToString()));
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return BitConverter.ToString(hash).Replace("-", "").Substring(0, 16);
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}
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}
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private static string GetWmiInfo(string className, string propertyName)
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{
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try
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{
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using (ManagementClass mc = new ManagementClass(className))
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using (ManagementObjectCollection moc = mc.GetInstances())
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{
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foreach (ManagementObject mo in moc)
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{
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return mo[propertyName]?.ToString() ?? string.Empty;
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}
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}
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}
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catch { }
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return string.Empty;
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}
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// 验证硬件指纹
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public static bool ValidateFingerprint()
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{
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string sRsaVal = "";
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string currentConfigDirectory = Directory.GetCurrentDirectory() + "\\config";
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string currentFingerprint = GetHardwareFingerprint();
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try
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{
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if (!Directory.Exists(currentConfigDirectory))
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Directory.CreateDirectory(currentConfigDirectory);
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string sRsa = File.ReadAllText(currentConfigDirectory + "\\" + currentFingerprint + ".lic");
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sRsaVal = RsaDecrypt(sRsa);
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}
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catch
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{ }
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bool bSame = true;
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if (currentFingerprint != sRsaVal)
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{
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bSame = false;
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File.WriteAllText(currentConfigDirectory + "\\MachineId.txt", currentFingerprint);
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}
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return bSame;
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}
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// 获取固定硬盘序列号（排除可移动设备）
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private static string GetFixedDiskSerialNumber()
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{
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try
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{
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// 查找固定硬盘
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using (ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT SerialNumber, MediaType FROM Win32_DiskDrive WHERE MediaType = 'Fixed hard disk media'"))
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using (ManagementObjectCollection moc = searcher.Get())
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{
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foreach (ManagementObject mo in moc)
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{
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string serialNumber = mo["SerialNumber"]?.ToString()?.Trim() ?? string.Empty;
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if (!string.IsNullOrEmpty(serialNumber))
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return serialNumber;
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}
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}
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// 查找非USB接口的设备
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using (ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT SerialNumber, InterfaceType FROM Win32_DiskDrive WHERE InterfaceType != 'USB'"))
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using (ManagementObjectCollection moc = searcher.Get())
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{
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foreach (ManagementObject mo in moc)
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{
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string serialNumber = mo["SerialNumber"]?.ToString()?.Trim() ?? string.Empty;
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if (!string.IsNullOrEmpty(serialNumber))
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return serialNumber;
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}
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}
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}
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catch { }
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return string.Empty;
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}
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}
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}
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