/// <summary>
/// Decrypt method implementation
/// </summary>
public override byte[] Decrypt(byte[] data, string description = "")
{
try
{
byte[] Hdr = GetHeader(data);
if (Hdr.SequenceEqual(new byte[] { 0x17, 0xD3, 0xF4, 0x2B })) // RSA
{
using (RSASystemEncryption enc = new RSASystemEncryption())
{
return(enc.Decrypt(data));
}
}
else if (Hdr.SequenceEqual(new byte[] { 0x17, 0xD3, 0xF4, 0x2A })) // AES256
{
using (AESSystemEncryption enc = new AESSystemEncryption())
{
return(enc.Decrypt(data));
}
}
else
{
return(data);
}
}
catch
{
return(data);
}
}
/// <summary>
/// GetCryptedConfig method implementation
/// </summary>
private static byte[] GetCryptedConfig(MFAConfig config)
{
using (AESSystemEncryption MSIS = new AESSystemEncryption())
{
config.KeysConfig.XORSecret = MSIS.Encrypt(config.KeysConfig.XORSecret);
config.Hosts.ActiveDirectoryHost.Password = MSIS.Encrypt(config.Hosts.ActiveDirectoryHost.Password);
config.Hosts.SQLServerHost.SQLPassword = MSIS.Decrypt(config.Hosts.SQLServerHost.SQLPassword);
config.MailProvider.Password = MSIS.Encrypt(config.MailProvider.Password);
};
XmlConfigSerializer xmlserializer = new XmlConfigSerializer(typeof(MFAConfig));
MemoryStream stm = new MemoryStream();
using (StreamReader reader = new StreamReader(stm))
{
xmlserializer.Serialize(stm, config);
stm.Position = 0;
byte[] bytes = null;
using (AESSystemEncryption aes = new AESSystemEncryption())
{
bytes = aes.Encrypt(stm.ToArray());
}
return(bytes);
}
}