private void btnFileSave1_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(tbPath.Text))
{
WarningNotice.InputString();
return;
}
if (!File.Exists(tbPath.Text))
{
WarningNotice.NotFound();
return;
}
if (tbIV.Text.Length != 8)
{
WarningNotice.IVLength(8);
return;
}
if (DialogResult.OK == sfdFile.ShowDialog())
{
FileInfo file = new FileInfo(tbPath.Text);
FileInfo result = new FileInfo(sfdFile.FileName);
fileSize = file.Length;
Task.Factory.StartNew(() =>
{
ControlEnable(this.Controls, false);
TripleDESEncryption.Encrypt(file, result, tbPassword.Text, tbIV.Text);
this.Invoke(new Action(() => WarningNotice.Save()));
ControlEnable(this.Controls, true);
});
}
sfdFile.FileName = "";
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (tbPassword.Text.Length != 16)
{
WarningNotice.KeyLength(16);
return;
}
tbToText.Text = SEEDEncryption.Encrypt(tbFromText.Text, tbPassword.Text);
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (tbIV.Text.Length != 8)
{
WarningNotice.IVLength(8);
return;
}
tbToText.Text = TripleDESEncryption.Encrypt(tbFromText.Text, tbPassword.Text, tbIV.Text);
}
private void btnDecrypt_Click(object sender, EventArgs e)
{
try
{
tbToText.Text = RSAEncryption.RSADecrypt(tbFromText.Text, tbKey.Text);
}
catch (Exception)
{
WarningNotice.WrongKey();
}
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (pbImage.Image == null)
{
WarningNotice.NoImage();
return;
}
if (tbPassword.Text.Length != 16 && tbPassword.Text.Length != 24 && tbPassword.Text.Length != 32)
{
WarningNotice.KeyLength(16, 24, 32);
return;
}
if (tbIV.Text.Length != 16)
{
WarningNotice.IVLength(16);
return;
}
Bitmap bitmap = (Bitmap)pbImage.Image;
Bitmap result;
if (sfdFile.ShowDialog() == DialogResult.OK)
{
string fileName = sfdFile.FileName;
Task.Factory.StartNew(() =>
{
try
{
string hiddenText = AESEncryption.Encrypt(tbFromText.Text, tbPassword.Text, tbIV.Text);
ControlEnable(this.Controls, false);
fileSize = bitmap.Height;
result = SteganographyConvert.Encrypt(hiddenText, (Bitmap)bitmap.Clone());
switch (sfdFile.FilterIndex)
{
case 0: result.Save(fileName, ImageFormat.Png); break;
case 1: result.Save(fileName, ImageFormat.Bmp); break;
case 2: result.Save(fileName, ImageFormat.Jpeg); break;
}
this.Invoke(new Action(() => WarningNotice.Save()));
}
catch (SteganographySizeException ex)
{
this.Invoke(new Action(() => WarningNotice.CantConvertImage()));
}
finally
{
ControlEnable(this.Controls, true);
}
});
}
sfdFile.FileName = "";
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (tbPassword.Text.Length != 16 && tbPassword.Text.Length != 24 && tbPassword.Text.Length != 32)
{
WarningNotice.KeyLength(16, 24, 32);
return;
}
ARIAEncryption aria = new ARIAEncryption(Encoding.UTF8.GetBytes(tbPassword.Text));
tbToText.Text = aria.EncryptString(tbFromText.Text);
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (tbPassword.Text.Length != 16 && tbPassword.Text.Length != 24 && tbPassword.Text.Length != 32)
{
WarningNotice.KeyLength(16, 24, 32);
return;
}
if (tbIV.Text.Length != 16)
{
WarningNotice.IVLength(16);
return;
}
tbToText.Text = AESEncryption.Encrypt(tbFromText.Text, tbPassword.Text, tbIV.Text);
}
private void btnFileSave2_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(tbPath.Text))
{
WarningNotice.InputString();
return;
}
if (!File.Exists(tbPath.Text))
{
WarningNotice.NotFound();
return;
}
if (tbPassword.Text.Length != 16 && tbPassword.Text.Length != 24 && tbPassword.Text.Length != 32)
{
WarningNotice.KeyLength(16, 24, 32);
return;
}
if (tbIV.Text.Length != 16)
{
WarningNotice.IVLength(16);
return;
}
if (DialogResult.OK == sfdFile.ShowDialog())
{
FileInfo file = new FileInfo(tbPath.Text);
FileInfo result = new FileInfo(sfdFile.FileName);
fileSize = file.Length;
Task.Factory.StartNew(() =>
{
try
{
ControlEnable(this.Controls, false);
AESEncryption.Decrypt(file, result, tbPassword.Text, tbIV.Text);
this.Invoke(new Action(() => WarningNotice.Save()));
}
catch (Exception)
{
WarningNotice.WrongKey();
}
finally
{
ControlEnable(this.Controls, true);
}
});
}
sfdFile.FileName = "";
}
private void btnDecrypt_Click(object sender, EventArgs e)
{
if (tbIV.Text.Length != 8)
{
WarningNotice.IVLength(8);
return;
}
try
{
tbToText.Text = TripleDESEncryption.Decrypt(tbFromText.Text, tbPassword.Text, tbIV.Text);
}
catch (Exception)
{
WarningNotice.WrongKey();
}
}
private void btnDecrypt_Click(object sender, EventArgs e)
{
if (tbPassword.Text.Length != 16)
{
WarningNotice.KeyLength(16);
return;
}
try
{
tbToText.Text = SEEDEncryption.Decrypt(tbFromText.Text, tbPassword.Text);
}
catch (Exception)
{
WarningNotice.WrongKey();
}
}
private void btnVerify_Click(object sender, EventArgs e)
{
try
{
if (ECDSAEncryption.Verify(tbBefore.Text, tbAfter.Text, tbKey.Text))
{
StatusPictureBox.Image = global::암호화_복호화_프로그램.Properties.Resources.ok;
}
else
{
StatusPictureBox.Image = global::암호화_복호화_프로그램.Properties.Resources.error;
}
}
catch (Exception)
{
WarningNotice.WrongKey();
}
}
private void btnEncrypt_Click(object sender, EventArgs e)
{
if (tbIV.Text.Length != 8)
{
WarningNotice.IVLength(8);
return;
}
if (!(tbPassword.Text.Length > 0 && tbPassword.Text.Length <= 56))
{
WarningNotice.KeyLength(1, 56);
return;
}
BlowFishEncryption blow = new BlowFishEncryption(Encoding.UTF8.GetBytes(tbPassword.Text));
blow.IV = Encoding.UTF8.GetBytes(tbIV.Text);
byte[] result = blow.Encrypt_CBC(Encoding.UTF8.GetBytes(tbFromText.Text));
tbToText.Text = Convert.ToBase64String(result);
}
private void RandomCodeButton1_Click(object sender, EventArgs e)
{
if (String.IsNullOrWhiteSpace(tbLength.Text) || String.IsNullOrWhiteSpace(tbInclude.Text))
{
WarningNotice.Null();
return;
}
if (!int.TryParse(tbLength.Text, out _))
{
if (long.TryParse(tbLength.Text, out _))
{
WarningNotice.IsLongType();
return;
}
WarningNotice.NotNumber();
return;
}
tbRandomCodeResult.Text = RandomCode.GetRandomString(int.Parse(tbLength.Text), tbInclude.Text);
}
private void btnCheckResult_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(tbPath.Text))
{
WarningNotice.InputString();
return;
}
if (!File.Exists(tbPath.Text))
{
WarningNotice.NotFound();
return;
}
FileInfo file = new FileInfo(tbPath.Text);
if (cbHMACMode.Checked)
{
Task.Factory.StartNew(() =>
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => HMACRIPEMD160Encryption.Encrypt(file, tbHMACPassword.Text)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
});
}
else
{
Task.Factory.StartNew(() =>
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => RIPEMD160Encryption.Encrypt(file)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
});
}
}
private void btnDecrypt_Click(object sender, EventArgs e)
{
if (pbImage.Image == null)
{
WarningNotice.NoImage();
return;
}
if (tbPassword.Text.Length != 16 && tbPassword.Text.Length != 24 && tbPassword.Text.Length != 32)
{
WarningNotice.KeyLength(16, 24, 32);
return;
}
if (tbIV.Text.Length != 16)
{
WarningNotice.IVLength(16);
return;
}
Bitmap bitmap = (Bitmap)pbImage.Image;
Task.Factory.StartNew(() =>
{
ControlEnable(this.Controls, false);
fileSize = bitmap.Height;
string hiddenText = SteganographyConvert.Decrypt(bitmap);
this.Invoke(new Action(() =>
{
try
{
tbToText.Text = AESEncryption.Decrypt(hiddenText, tbPassword.Text, tbIV.Text);
WarningNotice.Completed();
}
catch (Exception)
{
this.Invoke(new Action(() => WarningNotice.WrongKey()));
}
}));
ControlEnable(this.Controls, true);
});
}
private void RandomNumberButton_Click(object sender, EventArgs e)
{
if (String.IsNullOrWhiteSpace(tbMinimum.Text) || String.IsNullOrWhiteSpace(tbMaximum.Text))
{
WarningNotice.Null();
return;
}
if (!(int.TryParse(tbMinimum.Text, out _) && int.TryParse(tbMaximum.Text, out _)))
{
if (long.TryParse(tbMinimum.Text, out _) || long.TryParse(tbMaximum.Text, out _))
{
WarningNotice.IsLongType();
return;
}
WarningNotice.NotNumber();
return;
}
if (int.Parse(tbMinimum.Text) > int.Parse(tbMaximum.Text))
{
WarningNotice.MinAndMaxNumber();
}
tbRandomNumberResult.Text = RandomCode.GetRandomNumber(int.Parse(tbMinimum.Text), int.Parse(tbMaximum.Text)).ToString();
}
private void btnCheckResult_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(tbPath.Text))
{
WarningNotice.InputString();
return;
}
if (!File.Exists(tbPath.Text))
{
WarningNotice.NotFound();
return;
}
FileInfo file = new FileInfo(tbPath.Text);
Task.Factory.StartNew(() =>
{
switch (gbSHAMode.Controls.OfType <RadioButton>().FirstOrDefault(rb => rb.Checked))
{
case RadioButton rb1 when rb1.Name == rdbtnSHA1.Name:
if (cbHMACMode.Checked)
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => HMACSHA1Encryption.Encrypt(file, tbHMACPassword.Text)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
else
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => SHA1Encryption.Encrypt(file)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
break;
case RadioButton rb2 when rb2.Name == rdbtnSHA256.Name:
if (cbHMACMode.Checked)
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => HMACSHA256Encryption.Encrypt(file, tbHMACPassword.Text)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
else
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => SHA256Encryption.Encrypt(file)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
break;
case RadioButton rb3 when rb3.Name == rdbtnSHA384.Name:
if (cbHMACMode.Checked)
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => HMACSHA384Encryption.Encrypt(file, tbHMACPassword.Text)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
else
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => SHA384Encryption.Encrypt(file)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
break;
case RadioButton rb4 when rb4.Name == rdbtnSHA512.Name:
if (cbHMACMode.Checked)
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => HMACSHA512Encryption.Encrypt(file, tbHMACPassword.Text)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
else
{
ControlEnable(this.Controls, false);
Task <string> task = Task.Factory.StartNew <string>(new Func <string>(() => SHA512Encryption.Encrypt(file)));
task.Wait();
this.Invoke(new Action(() => tbResult.Text = task.Result));
this.Invoke(new Action(() => WarningNotice.Completed()));
ControlEnable(this.Controls, true);
}
break;
}
});
}
