/// <summary>
/// Decrypts the specified encrypted.
/// </summary>
/// <param name="encrypted">The encrypted.</param>
/// <param name="key">The key.</param>
/// <param name="encoding">The encoding.</param>
/// <returns></returns>
public static string Decrypt(string encrypted, string key, Encoding encoding)
{
var isRsa = "FALSE";
var isTripleDes = "TRUE";
try
{
isRsa = RegistryConfigurationAdapter.Read("IsRSAEnabled", "false").ToUpper();
isTripleDes = RegistryConfigurationAdapter.Read("IsTripleDES", "true").ToUpper();
}
catch { }
if (isRsa.ToUpper() == "TRUE")
{
if (x509Certificate == null)
{
x509Certificate = new X509Certificate2(RegistryConfigurationAdapter.Read("RSAPrivateKeyPath", ""), RegistryConfigurationAdapter.Read("PrivateKeyPassword", ""));
}
if (x509Certificate.NotAfter < DateTime.Now)
{
throw new CryptographicException("Certificate Expired");
}
if (x509Certificate.NotBefore > DateTime.Now)
{
throw new CryptographicException("Invalid Certificate date");
}
if (!x509Certificate.HasPrivateKey)
{
throw new CryptographicException("Not a valid Certificate (No Private key available)");
}
var rsaCryptoServiceProvider = (RSACryptoServiceProvider)x509Certificate.PrivateKey;
byte[] nbuff = Convert.FromBase64String(encrypted);
var encryptedString = Encoding.Default.GetString(nbuff);
var buff = Encoding.Default.GetBytes(encryptedString);
var encryptedMessagesInBytes = rsaCryptoServiceProvider.Decrypt(buff, true);
encrypted = Encoding.Default.GetString(encryptedMessagesInBytes);
}
if (isTripleDes.ToUpper() == "TRUE")
{
byte[] buff = Convert.FromBase64String(encrypted);
byte[] kb = Encoding.Default.GetBytes(key);
return(encoding.GetString(Decrypt(buff, kb)));
}
return(encrypted);
}
protected override void OnStart(string[] args)
{
LogManager.WriteLog("Start Service Initiated", LogManager.enumLogLevel.Info);
DBHelper dbHelper = new DBHelper();
string regulatoryType = string.Empty;
bool isRegulatoryEnabled = false;
regulatoryType = dbHelper.GetSettingFromDB("RegulatoryType").ToUpper();
isRegulatoryEnabled = Convert.ToBoolean(dbHelper.GetSettingFromDB("IsRegulatoryEnabled"));
LogManager.WriteLog(string.Format("{0} - {1}, {2} - {3}", "Regulatory Enabled", isRegulatoryEnabled.ToString().ToUpper(),
"Regulatory Type", regulatoryType.ToUpper()), LogManager.enumLogLevel.Info);
if (isRegulatoryEnabled == true && regulatoryType == "AAMS")
{
LogManager.WriteLog("Checking Site Status...", LogManager.enumLogLevel.Info);
if (dbHelper.CheckSiteStatus())
{
LogManager.WriteLog("Site is in enabled state.", LogManager.enumLogLevel.Info);
}
else
{
LogManager.WriteLog("Site is in disable state. Cannot start service.", LogManager.enumLogLevel.Info);
throw new Exception("Site is in disable state. Cannot start service.");
}
}
try
{
SiteMessageProcessor.EnterpriseUrl = RegistryConfigurationAdapter.Read("LFMWebService", "");
LogManager.WriteLog("Enterprise URL : " + SiteMessageProcessor.EnterpriseUrl, LogManager.enumLogLevel.Info);
if (string.IsNullOrEmpty(SiteMessageProcessor.EnterpriseUrl))
{
throw new InvalidCredentialException("Web Service is Null or Empty");
}
_siteMessageProcessor.StartEngine();
}
catch (Exception exception)
{
ExceptionManager.Publish(exception);
throw exception;
}
LogManager.WriteLog("Service Started", LogManager.enumLogLevel.Info);
}
/// <summary>
/// Encrypts the specified original.
/// </summary>
/// <param name="original">The original.</param>
/// <param name="key">The key.</param>
/// <returns></returns>
public static string Encrypt(string original, string key)
{
var isRsa = "FALSE";
var isTripleDes = "TRUE";
try
{
isRsa = RegistryConfigurationAdapter.Read("IsRSAEnabled", "FALSE").ToUpper();
isTripleDes = RegistryConfigurationAdapter.Read("IsTripleDES", "TRUE").ToUpper();
}
catch { }
if (isRsa.ToUpper() == "TRUE")
{
if (x509Certificate2PublicKey == null)
{
x509Certificate2PublicKey = new X509Certificate2(RegistryConfigurationAdapter.Read("RSAPublicKeyPath", ""));
}
if (x509Certificate2PublicKey.NotAfter < DateTime.Now)
{
throw new CryptographicException("Certificate Expired");
}
if (x509Certificate2PublicKey.NotBefore > DateTime.Now)
{
throw new CryptographicException("Invalid Certificate date");
}
var rsaCryptoServiceProvider = (RSACryptoServiceProvider)x509Certificate2PublicKey.PublicKey.Key;
var buffer = Encoding.Default.GetBytes(original);
var encryptedMessagesInBytes = rsaCryptoServiceProvider.Encrypt(buffer, true);
var encryptedMessage = Encoding.Default.GetString(encryptedMessagesInBytes);
var nbuff = Encoding.Default.GetBytes(encryptedMessage);
original = Convert.ToBase64String(nbuff);
}
if (isTripleDes.ToUpper() == "TRUE")
{
byte[] buff = Encoding.Default.GetBytes(original);
byte[] kb = Encoding.Default.GetBytes(key);
return(Convert.ToBase64String(Encrypt(buff, kb)));
}
return(original);
}
