private string Decryption(string key, string text, string key2 = null)
{
string recieve;
switch (EncryptionComboBox.Text)
{
case "SHA 256":
recieve = SHA256Crypt.Decrypt(text, key);
break;
case "Triple DES":
recieve = TripleDESCrypt.DecryptString(key, text);
break;
case "3DES + SHA 256": string ShaDecryption = SHA256Crypt.Decrypt(text, key2);
recieve = TripleDESCrypt.DecryptString(key, ShaDecryption);
break;
default:
MessageBox.Show("No protocol Selected!");
recieve = null;
break;
}
return(recieve);
}
private void Sendbutton_Click(object sender, EventArgs e)
{
if (!String.IsNullOrWhiteSpace(Send_textBox.Text))
{
EncTextToSend = Send_textBox.Text;
switch (EncryptionComboBox.Text)
{
case "SHA 256": TextToSend = SHA256Crypt.Encrypt(EncTextToSend, EncKeytextBox.Text);
backgroundWorker2.RunWorkerAsync();
break;
case "Triple DES": TextToSend = TripleDESCrypt.EncryptString(EncKeytextBox.Text, EncTextToSend);
backgroundWorker2.RunWorkerAsync();
break;
case "3DES + SHA 256": string TripleEncryption = TripleDESCrypt.EncryptString(EncKeytextBox.Text, EncTextToSend);
TextToSend = SHA256Crypt.Encrypt(TripleEncryption, EncKeytextBox2.Text);
backgroundWorker2.RunWorkerAsync();
break;
default: MessageBox.Show("No protocol Selected!");
break;
}
}
Send_textBox.Clear();
}