/// <summary>
/// This is the click event to decrypt text in AES-128 Encryption, AES-256 Encryption and MD5-Hashing.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void btnDecryptImage_Click(object sender, RoutedEventArgs e)
{
if (securityType == SecurityType.AES128)
{
object oResult = TSGSecurityManager.Decrypt(Convert.FromBase64String(txtEncryptImageResult.Text), SecurityType.AES128, strAES128Key, strIVector);
await DisplayDecryptedResultForData(oResult);
}
else if (securityType == SecurityType.AES256)
{
object oResult = TSGSecurityManager.Decrypt(Convert.FromBase64String(txtEncryptImageResult.Text), SecurityType.AES128, strAES256Key, strIVector);
await DisplayDecryptedResultForData(oResult);
}
else if (securityType == SecurityType.MD5)
{
string strBase64 = string.Empty;
byte[] bytes = new byte[0];
var sFile = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///image.jpg", UriKind.RelativeOrAbsolute));
bytes = await GetByteFromFile(sFile);
strBase64 = Convert.ToBase64String(bytes, 0, bytes.Length);
object oResult = TSGSecurityManager.Encrypt(strBase64, SecurityType.MD5, string.Empty, string.Empty);
await DisplayDecryptedResultForData(oResult);
}
}
public void AES128Encryption()
{
byte[] secureKey = Encoding.UTF8.GetBytes(strAES128Key);
byte[] bMessage = Encoding.UTF8.GetBytes(strExample);
string strEncryptResult = string.Empty;
string strDecryptResult = string.Empty;
//strEncryptResult = Security.Encrypt(strExample, SecurityType.AES128, strAES128Key, strIVector);
//strDecryptResult = Security.Decrypt(strEncryptResult, SecurityType.AES128, strAES128Key, strIVector);
object oEncryptResult = TSGSecurityManager.Encrypt(strExample, SecurityType.AES128, strAES128Key, strIVector);
strEncryptResult = EncryptResult(strEncryptResult, oEncryptResult);
object oDecryptResult = TSGSecurityManager.Decrypt(strEncryptResult, SecurityType.AES128, strAES128Key, strIVector);
strDecryptResult = DecryptResult(strDecryptResult, oDecryptResult);
Assert.AreEqual(strDecryptResult, strExample); //"PgvK6FNMxbfzm2HOw6SK+A=="
}
public void AES256Encryption()
{
byte[] secureKey = Encoding.UTF8.GetBytes(strAES256Key);
byte[] bMessage = Encoding.UTF8.GetBytes(strExample);
string strEncryptResult = string.Empty;
string strDecryptResult = string.Empty;
object oEncryptResult = TSGSecurityManager.Encrypt(strExample, SecurityType.AES256, strAES256Key, strIVector);
strEncryptResult = EncryptResult(strEncryptResult, oEncryptResult);
object oDecryptResult = TSGSecurityManager.Decrypt(strEncryptResult, SecurityType.AES256, strAES256Key, strIVector);
strDecryptResult = DecryptResult(strDecryptResult, oDecryptResult);
//strEncryptResult = Security.Encrypt(strExample, SecurityType.AES256, strAES256Key, strIVector);
//strDecryptResult = Security.Decrypt(strEncryptResult, SecurityType.AES256, strAES256Key, strIVector);
Assert.AreEqual(strDecryptResult, strExample); //"uyKnSd9iW4Y+N61CTtIsCQ=="
}
/// <summary>
/// This is the click event to decrypt text in AES-128 Encryption, AES-256 Encryption and MD5-Hashing.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void btnDecrypt_Click(object sender, RoutedEventArgs e)
{
if (!string.IsNullOrEmpty(txtEncryptResult.Text.Trim()))
{
if (securityType == SecurityType.AES128)
{
object oResult = TSGSecurityManager.Decrypt(txtEncryptResult.Text, SecurityType.AES128, strAES128Key, strIVector);
await DisplayDecryptedResultForString(oResult);
}
else if (securityType == SecurityType.AES256)
{
object oResult = TSGSecurityManager.Decrypt(txtEncryptResult.Text, SecurityType.AES256, strAES256Key, strIVector);
await DisplayDecryptedResultForString(oResult);
}
else if (securityType == SecurityType.MD5)
{
object oResult = TSGSecurityManager.Encrypt(txtMessage.Text, SecurityType.MD5, string.Empty, string.Empty);
await DisplayDecryptedResultForString(oResult);
}
}
}
