private void btnDecrypt_Click(object sender, EventArgs e)
{
Encrypt_a_string.EncryptionAlgorithm alg = (Encrypt_a_string.EncryptionAlgorithm)cmbMethod.SelectedIndex;
try
{
byte[] IV = Convert.FromBase64String(txtIV.Text);
Decryptor dec = new Decryptor(alg, IV);
txtResult.Text = dec.Decrypt(txtResult.Text, txtPrivateKey.Text);
btnDecrypt.Enabled = false;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
Encrypt_a_string.EncryptionAlgorithm alg = (Encrypt_a_string.EncryptionAlgorithm)cmbMethod.SelectedIndex;
try
{
Encryptor en = new Encryptor(alg, txtPrivateKey.Text);
txtResult.Text = en.Encrypt(txtString.Text);
txtIV.Text = Convert.ToBase64String(en.IV);
btnDecrypt.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
