private void UIActionAsymEncrypt_Click(object sender, EventArgs e)
{
string fileContent = FileManager.ReadTextFile(pathToFile);
RSAEncryptionService rsa = new RSAEncryptionService();
string encryptedContent = rsa.EncryptText(fileContent);
FileManager.WriteTextToFile("asimetricna-enkripcija.txt", encryptedContent);
MessageBox.Show(encryptedContent);
}
private void UIActionAsymDecrypt_Click(object sender, EventArgs e)
{
RSAEncryptionService rsa = new RSAEncryptionService();
string fullPath = FileManager.RootPath + "asimetricna-enkripcija.txt";
string encryptedContent = FileManager.ReadTextFile(fullPath);
string decryptedContent = rsa.DecryptText(encryptedContent);
FileManager.WriteTextToFile("asimetricna-dekripcija.txt", decryptedContent);
MessageBox.Show(decryptedContent);
}
private void UIActionCreateSignature_Click(object sender, EventArgs e)
{
string fileContent = FileManager.ReadTextFile(pathToFile);
RSAEncryptionService rsa = new RSAEncryptionService();
byte[] signedBytes = rsa.SignData(fileContent);
signature = signedBytes;
string signedContent = Convert.ToBase64String(signedBytes);
FileManager.WriteTextToFile("potpis.txt", signedContent);
MessageBox.Show(signedContent);
}
private void UIActionVerifySignature_Click(object sender, EventArgs e)
{
string pathToData = pathToFile;
string data = FileManager.ReadTextFile(pathToData);
byte[] dataBytes = Encoding.UTF8.GetBytes(data);
RSAEncryptionService rsa = new RSAEncryptionService();
if (rsa.VerifySignature(dataBytes, signature) == true)
{
MessageBox.Show("Potpis je valjan!");
}
else
{
MessageBox.Show("Potpis nije valjan!");
}
}
