示例#1
0
        public static byte[] Encrypt(string _in)
        {
            int c = ASCIIProvider.Code;

            ASCIIProvider.Code = 10;
            _in = ASCIIProvider.Encrypt(_in);
            ASCIIProvider.Code = c;
            byte[] _out = AESProvider.Encrypt(new UTF8Encoding().GetBytes(_in));
            _out = TripleDESProvider.Encrypt(_out);

            return(_out);
        }
        private void encryptButton_Click(System.Object sender, System.EventArgs e)
        {
            string result  = "";
            string result2 = "";

            if (asciiRadioButton.Checked)
            {
                result  = ASCIIProvider.Encrypt(TextBox1.Text);
                result2 = ASCIIProvider.Decrypt(result);
            }
            else if (rijndaelRadioButton.Checked)
            {
                System.Text.Encoding myEnc = null;
                myEnc = System.Text.Encoding.GetEncoding("Windows-1252");
                byte[] t = myEnc.GetBytes(TextBox1.Text.ToCharArray());
                //convert string to bytes
                //Dim input() As Byte = m_utf8.GetBytes(TextBox1.Text.ToCharArray())
                byte[] R = RijndaelProvider.Encrypt(t);
                result  = myEnc.GetString(R);
                result2 = myEnc.GetString(RijndaelProvider.Decrypt(R));
            }
            else if (desRadioButton.Checked)
            {
                result  = DESProvider.Encrypt(TextBox1.Text);
                result2 = DESProvider.Decrypt(result);
            }
            else if (tripleDesRadioButton.Checked)
            {
                result  = TripleDESProvider.Encrypt(TextBox1.Text);
                result2 = TripleDESProvider.Decrypt(result);
            }
            else if (xorRadioButton.Checked)
            {
                result  = XorProvider.Encrypt(TextBox1.Text);
                result2 = XorProvider.Decrypt(result);
            }
            else if (aesRadioButton.Checked)
            {
                result  = AESProvider.Encrypt(TextBox1.Text);
                result2 = AESProvider.Decrypt(result);
            }
            else if (rcTwoRadioButton.Checked)
            {
                result  = RC2Provider.Encrypt(TextBox1.Text);
                result2 = RC2Provider.Decrypt(result);
            }
            else if (rsaRadioButton.Checked)
            {
                try {
                    result  = RSAProvider.Encrypt(TextBox1.Text);
                    result2 = RSAProvider.Decrypt(result);
                } catch (Exception ex) {
                    Interaction.MsgBox(ex.ToString());
                    TextBox1.Text = ex.ToString();
                }
            }
            else
            {
                Interaction.MsgBox("Invalid Option!!!");
                return;
            }
            outputLabel.Text = "Encrypted Result: " + result + "  Decrypted Result: " + result2;
        }