private string EncryptMYKEYID(string ValidationKey)
{
DateTime now = DateTime.Now;
string strTgl = string.Empty;
string cpuID = string.Empty;
if (ValidationKey == string.Empty)
{
try
{
GetInfo cpuInfo = new GetInfo();
cpuID = cpuInfo.GetCPUId();
}
catch
{
MessageBox.Show("Error Get Encryption Keys", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return("");
}
}
strTgl = now.Year.ToString("0000") + now.Month.ToString("00") + now.Day.ToString("00");
System.Text.StringBuilder strEncrypt = new System.Text.StringBuilder();
char myCodeDecrypt;
int[] SecretCode = new int[] { 7, 10, 5, 14, 20, 3, 11, 9, 25 };
string strResult = string.Empty;
for (int i = 0, idxPjg = strTgl.Length, idxCode = 0, pjgIdxCode = 9; i < idxPjg; i++)
{
myCodeDecrypt = (char)((int)((char)strTgl[i]) + SecretCode[idxCode++]);
if (idxCode >= pjgIdxCode)
{
idxCode = 0;
}
strEncrypt.Append(myCodeDecrypt);
}
for (int i = 0, idxPjg = cpuID.Length, idxCode = 0, pjgIdxCode = 9; i < idxPjg; i++)
{
myCodeDecrypt = (char)((int)((char)cpuID[i]) + SecretCode[idxCode++]);
if (idxCode >= pjgIdxCode)
{
idxCode = 0;
}
strEncrypt.Append(myCodeDecrypt);
}
strResult = strEncrypt.ToString();
return(strResult);
}