public void StartEncryptAndDecrypt()
{
var generator = new CryptographyKey();
if (!generator.IsKeyCreated())
{
var result = generator.CanCreateKey("");
if (!result)
{
// A chave não foi criada, deseja usar a padrão?
}
var key = generator.IsKeyCreated() ? generator.GetKey() : generator.GetDefaultKey();
var iv = generator.IsKeyCreated() ? generator.GetIv() : generator.GetDefaultIv();
var aes = new AesCryptography {
CipherMode = System.Security.Cryptography.CipherMode.ECB,
KeySize = CryptographyKeySize.KeySize128,
PaddingMode = System.Security.Cryptography.PaddingMode.PKCS7
};
var hash = Hash.Compute("Texto para exemplo!");
var encrypted = aes.Encrypt(hash, generator.GetKey(), generator.GetIv(), out var success);
if (success)
{
var decrypted = aes.Decrypt(hash, key, iv, out success);
if (success)
{
}
}
}
}
public void StartKeyGenerator()
{
var generator = new CryptographyKey();
if (!generator.IsKeyCreated())
{
var result = generator.CanCreateKey("");
if (!result)
{
// A chave não foi criada, deseja usar a padrão?
}
var key = generator.IsKeyCreated() ? generator.GetKey() : generator.GetDefaultKey();
var iv = generator.IsKeyCreated() ? generator.GetIv() : generator.GetDefaultIv();
}
}
public void StartEncryptionHandler()
{
var generator = new CryptographyKey();
var result = generator.CanCreateKey("datamore");
if (result)
{
var cryptor = new EncryptionHandler(generator);
var data = Hash.Compute("Texto de exemplo!");
var encrypted = cryptor.Encrypt(data, out result);
if (result)
{
var decrypted = cryptor.Decrypt(data, out result);
}
}
}
private void DecryptFile()
{
CryptographyKey key = new CryptographyKey();
if (key.CanCreateKey(TextPassword.Text.Trim()))
{
var done = false;
var count = 0;
EncryptionHandler handler = new EncryptionHandler(key);
FileInfo file;
byte[] encrypted;
while (files.Count() > 0)
{
file = files.GetNextFile();
SetStatus($"File - {file.SafeName}");
encrypted = handler.Decrypt(file.GetData(), out bool success);
if (success)
{
file.CreateOutputPath(files.InputFolder, files.OutputFolder, files.OutputExtension);
file.SaveData(encrypted);
count++;
done = true;
}
}
SetFinishedStatus(done, count);
}
else
{
SetStatus("Failed to create password ...");
}
}
