protected virtual void Dispose(bool disposing)
{
if (disposing)
{
_crypto?.Dispose();
}
}
//数据签名
public static byte[] SignData(string key, byte[] data)
{
byte[] bytesKey = Encoding.UTF8.GetBytes(key);
HMAC alg = new HMACMD5();
//设置密钥
alg.Key = bytesKey;
//计算哈希值
byte[] hash = alg.ComputeHash(data);
alg.Dispose();
//返回具有签名的数据（哈希值+数组本身）
return(hash.Concat(data).ToArray());
}
//数据认证
public static bool VerityData(string key, byte[] data)
{
byte[] bytesKey = Encoding.UTF8.GetBytes(key);
HMAC alg = new HMACMD5();
//提取收到的哈希值
var receivedHash = data.Take(alg.HashSize >> 3);
//提取数据本身
var dataContent = data.Skip(alg.HashSize >> 3).ToArray();
//设置密钥
alg.Key = bytesKey;
//计算数据哈希值和收到的哈希值
var computedHash = alg.ComputeHash(dataContent);
alg.Dispose();
//如果相等则数据正确
return(receivedHash.SequenceEqual(computedHash));
}
/// <summary>
/// 获取MD5
/// </summary>
/// <param name="text">文本</param>
/// <param name="key">加密密钥</param>
/// <returns></returns>
public static string MD5_Encrypt(string text, string key)
{
try
{
byte[] dataToEncrypt = Encoding.UTF8.GetBytes(text);
byte[] bytesKey = Encoding.UTF8.GetBytes(key);
HMAC hmac = new HMACMD5(bytesKey);
byte[] hash = hmac.ComputeHash(dataToEncrypt);
hmac.Dispose();
StringBuilder result = new StringBuilder();
for (int i = 0; i < hash.Length; i++)
{
result.Append(hash[i].ToString("X2")); // hex format
}
return(result.ToString());
}
catch (Exception e)
{
Console.WriteLine(e);
return(null);
}
}
static void Main(string[] args)
{
con("MachineKey Generator v0.1 for ASP.NET / xsiteman WebForms Application");
con("");
string _decKeyMode = "AES";
string _hashMode = "HMACSHA512";
if (args.Length != 0)
{
if ((args.Length != 2) || (args[0] == "-h") || (args[0] == "--help"))
{
error(-1);
}
if ((args[0] != "AES") && (args[0] != "DES") && (args[0] != "3DES"))
{
error(1);
}
if ((args[1] != "MD5") && (args[1] != "SHA1") && (args[1] != "HMACSHA256") && (args[1] != "HMACSHA384") && (args[1] != "HMACSHA512"))
{
error(2);
}
_decKeyMode = args[0];
_hashMode = args[1];
con("FOUND OPTIONS: " + args[0] + ", " + args[1]);
}
else
{
con("USING DEFAULTS: AES + HMACSHA512");
}
con("");
string _decKey;
string _hashKey;
switch (_decKeyMode)
{
case "3DES":
TripleDESCryptoServiceProvider _3DES = new TripleDESCryptoServiceProvider();
_3DES.GenerateKey();
_decKey = BinToHexStr(_3DES.Key);
_3DES.Dispose();
break;
case "DES":
DESCryptoServiceProvider _DES = new DESCryptoServiceProvider();
_DES.GenerateKey();
_decKey = BinToHexStr(_DES.Key);
_DES.Dispose();
break;
default:
AesCryptoServiceProvider _AES = new AesCryptoServiceProvider();
_AES.GenerateKey();
_decKey = BinToHexStr(_AES.Key);
_AES.Dispose();
break;
}
switch (_hashMode)
{
case "MD5":
HMACMD5 _MD5 = new HMACMD5();
_hashKey = BinToHexStr(_MD5.Key);
_MD5.Dispose();
break;
case "SHA1":
HMACSHA1 _SHA1 = new HMACSHA1();
_hashKey = BinToHexStr(_SHA1.Key);
_SHA1.Dispose();
break;
case "SHA256":
HMACSHA256 _SHA256 = new HMACSHA256();
_hashKey = BinToHexStr(_SHA256.Key);
_SHA256.Dispose();
break;
case "SHA384":
HMACSHA384 _SHA384 = new HMACSHA384();
_hashKey = BinToHexStr(_SHA384.Key);
_SHA384.Dispose();
break;
default:
HMACSHA512 _SHA512 = new HMACSHA512();
_hashKey = BinToHexStr(_SHA512.Key);
_SHA512.Dispose();
break;
}
string _mkstring = string.Concat("<machineKey decryption=\"", _decKeyMode, "\" decryptionKey=\"", _decKey, "\" validation=\"", _hashMode, "\" validationKey=\"", _hashKey, "\" />");
con(_mkstring);
}