/// <summary>
/// 签名
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSign_Click(object sender, EventArgs e)
{
btnSign.Enabled = false;
try
{
var signData = "";
if (cmbProviderType.Text == "哈希加密")
{
var hashingProviderType = cmbEncryptType.Text;
var hashingProvider = CryptoFactory.CreateHashing(hashingProviderType);
signData = hashingProvider.Signature(txtPost.Text, txtSecretKey.Text);
}
else //非对称加密
{
var asymmetricProviderType = cmbEncryptType.Text;
var asymmetricProvide = CryptoFactory.CreateAsymmetric(asymmetricProviderType);
asymmetricProvide.OutType = Vive.Crypto.Core.OutType.Hex;
signData = asymmetricProvide.SignData(txtPost.Text, txtprivateKey.Text);
}
txtResponse.Text = signData;
//txtResponse.Text = "验名成功";
INIHelper.Write(cmbEncryptType.Text + "_SignData.dat", signData);
saveData();
}
catch (Exception ex) { txtResponse.Text = ex.ToString(); }
btnSign.Enabled = true;
}
/// <summary>
/// 获取公钥 私钥
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnGenerateKeyPair_Click(object sender, EventArgs e)
{
btnGenerateKeyPair.Enabled = false;
try
{
if (cmbProviderType.Text == "对称加密")
{
var symmetricProviderType = cmbEncryptType.Text.Split('-')[0];
var symmetricProvider = CryptoFactory.CreateSymmetric(symmetricProviderType);
var keypair = symmetricProvider.CreateKey();
txtSecretKey.Text = keypair.Key;
if (txtprivateKey.Enabled)
{
txtprivateKey.Text = keypair.IV;
}
else
{
txtprivateKey.Text = "";
}
}
else if (cmbProviderType.Text == "哈希加密")
{
if (cmbEncryptType.Text.StartsWith("HMAC"))
{
txtSecretKey.Text = Vive.Crypto.Core.Internals.RandomStringGenerator.Generate(32);
}
else
{
txtSecretKey.Text = "";
}
txtprivateKey.Text = "";
}
else //非对称加密
{
var asymmetricProviderType = cmbEncryptType.Text;
var asymmetricProvide = CryptoFactory.CreateAsymmetric(asymmetricProviderType);
var keypair = asymmetricProvide.CreateKey();
txtSecretKey.Text = keypair.PublickKey;
txtprivateKey.Text = keypair.PrivateKey;
}
saveData();
}
catch (Exception ex) { txtResponse.Text = ex.ToString(); }
btnGenerateKeyPair.Enabled = true;
}
private string Decrypt(String cipherText)
{
var response = "";
try
{
if (cmbProviderType.Text == "对称加密")
{
var symmetricProviderType = cmbEncryptType.Text.Split('-')[0];
var symmetricProvider = CryptoFactory.CreateSymmetric(symmetricProviderType);
response = symmetricProvider.Decrypt(cipherText, txtSecretKey.Text, (cmbEncryptType.Text.Contains("ECB") || txtprivateKey.Text.IsNullOrEmpty() ? null : txtprivateKey.Text));
}
else //非对称加密
{
var asymmetricProviderType = cmbEncryptType.Text;
var asymmetricProvide = CryptoFactory.CreateAsymmetric(asymmetricProviderType);
response = asymmetricProvide.Decrypt(cipherText, txtprivateKey.Text);
}
}
catch (Exception ex) { txtResponse.Text = ex.ToString(); }
return(response);
}
/// <summary>
/// 验签
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnVerify_Click(object sender, EventArgs e)
{
btnSign.Enabled = false;
try
{
var signData = INIHelper.Read(cmbEncryptType.Text + "_SignData.dat");
if (signData.IsNullOrEmpty())
{
txtResponse.Text = "无验名信息，请先签名";
return;
}
var ret = false;
if (cmbProviderType.Text == "哈希加密")
{
var hashingProviderType = cmbEncryptType.Text;
var hashingProvider = CryptoFactory.CreateHashing(hashingProviderType);
ret = hashingProvider.Verify(signData, txtPost.Text, txtSecretKey.Text);
}
else //非对称加密
{
var asymmetricProviderType = cmbEncryptType.Text;
var asymmetricProvide = CryptoFactory.CreateAsymmetric(asymmetricProviderType);
asymmetricProvide.OutType = Vive.Crypto.Core.OutType.Hex;
ret = asymmetricProvide.VerifyData(txtPost.Text, signData, txtSecretKey.Text);
}
if (ret)
{
txtResponse.Text = "验签成功";
}
else
{
txtResponse.Text = "验签失败";
}
}
catch (Exception ex) { txtResponse.Text = ex.ToString(); }
btnSign.Enabled = true;
}
