public void ImportKey(Length keyLength, Buff[] key, bool isPrivate)
{
if (keyLength == 0 || keyLength % 2 != 0)
{
throw new ArgumentException("Incorrect key size");
}
if (key == null)
{
throw new ArgumentNullException($"{nameof(key)} mustn`t be null");
}
_keyLength = keyLength;
ClearKey();
if (isPrivate)
{
_privateKey?.Dispose();
_privateKey = new SafeString(key);
}
else
{
_publicKey?.Dispose();
_publicKey = new SafeString(key);
}
}
private void ClearKey()
{
_privateKey?.Dispose();
_privateKey = null;
_publicKey?.Dispose();
_publicKey = null;
}
public void GenerateKey()
{
ClearKey();
using (var provider = new RSACryptoServiceProvider(_keyLength))
{
_publicKey = new SafeString(provider.ExportCspBlob(false));
_privateKey = new SafeString(provider.ExportCspBlob(true));
}
}