private void envelopeEncryptStart_Click(object sender, EventArgs e)
{
var ready = true;
if (string.IsNullOrWhiteSpace(envelopeEncryptPlain.Text))
{
MessageBox.Show("Choose a file for encryption", "Choose plain text", MessageBoxButtons.OK,
MessageBoxIcon.Warning);
ready = false;
}
if (string.IsNullOrWhiteSpace(envelopeEncryptPublic.Text))
{
envelopeEncryptPlain.Text = _initialDirectory + "RSA_public.txt";
}
if (string.IsNullOrWhiteSpace(rsaEncryptCipherFile.Text))
{
envelopeEncryptEnvelope.Text = _initialDirectory + "envelope.txt";
}
if (ready)
{
DigitalEnvelope.CreateEnvelope(envelopeEncryptPlain.Text, int.Parse(rsaKeysSize.Text),
envelopeEncryptPublic.Text, envelopeEncryptEnvelope.Text);
}
}
public static void CreateSignedEnvelope(string plainTextFile, int keySize, string receiverPublicKeyFilePath,
string senderPrivateKeyFilePath, string outputFilePath)
{
var tmpEnvelopeFilePath = Environment.CurrentDirectory + @"\Files\tmp\envelope_tmp.txt";
DigitalEnvelope.CreateEnvelope(plainTextFile, keySize, receiverPublicKeyFilePath,
tmpEnvelopeFilePath);
DigitalSignature.CreateEnvelopeSignature(tmpEnvelopeFilePath, keySize, senderPrivateKeyFilePath,
outputFilePath);
}