public bool LoadNewKey(string key, string password = "", bool fromDb = false)
{
if (string.IsNullOrEmpty(key))
{
return(false);
}
if (fromDb)
{
_key = key;
return(true);
}
if (!string.IsNullOrEmpty(password))
{
loadedPassword = password;
passwordLoaded = true;
PasswordHash = SecurityUtil.HashPassword(password);
_key = SymetricProvider.EncryptString(password, key);
IsEncrypted = true;
return(true);
}
else
{
_key = key;
IsEncrypted = false;
return(true);
}
}
static void EncryptKey()
{
Console.WriteLine("---------------------");
Console.WriteLine("Encrypting the Key");
Console.WriteLine("---------------------");
Console.WriteLine("Please input path to the file with decrypted key:");
var keyfile = Console.ReadLine();
Console.WriteLine("Please input your password:"******"Cannot read the file!");
}
var enckey = SymetricProvider.EncryptString(password, key);
if (enckey != null)
{
Console.WriteLine("----------------------");
Console.WriteLine("Your Encrypted Key is:");
Console.WriteLine();
Console.WriteLine(enckey);
var pth = Path.GetDirectoryName(keyfile);
FileHelpers.WriteTextToFile(Path.Combine(pth, "Enckey-" + FileHelpers.GetDateTimeString() + ".txt"), enckey);
Console.WriteLine("----------------------");
}
else
{
Console.WriteLine("---------!!!!---------");
Console.WriteLine("Cannot Encrypt the Key");
Console.WriteLine("----------------------");
}
}
catch (Exception ex)
{
Console.WriteLine("---------!!!!---------");
Console.WriteLine("Cannot Encrypt the Key");
Console.WriteLine("----------------------");
}
}
else
{
Console.WriteLine("Wrong input, please try it again.");
}
}
public string GetEncryptedKey(string password = "", bool returnEncrypted = false)
{
if (returnEncrypted)
{
return(_key);
}
if (passwordLoaded && string.IsNullOrEmpty(password))
{
password = loadedPassword;
}
if (!passwordLoaded && string.IsNullOrEmpty(password))
{
return(null);
}
if (!string.IsNullOrEmpty(password))
{
if (PasswordHash?.Length > 0)
{
if (SecurityUtil.VerifyPassword(password, PasswordHash))
{
return(SymetricProvider.DecryptString(password, _key));
}
else
{
return(null);
}
}
else
{
return(null);
}
}
else
{
if (!IsEncrypted)
{
return(_key);
}
else
{
return(null);
}
}
}
