public static string encryptPin(string card, string pwd, string encoding, string EncryptCert)
{
byte[] numArray = SecurityUtil.pin2PinBlockWithCardNO(pwd, card);
SignUtil.printHexString(numArray);
X509Certificate2 x509Certificate2 = new X509Certificate2(EncryptCert);
RSACryptoServiceProvider rSACryptoServiceProvider = new RSACryptoServiceProvider();
rSACryptoServiceProvider = (RSACryptoServiceProvider)x509Certificate2.PublicKey.Key;
return(Convert.ToBase64String(rSACryptoServiceProvider.Encrypt(numArray, false)));
}
public static bool Sign(Dictionary <string, string> data, Encoding encoder, string signCertpath, string signCertpwd)
{
data["certId"] = CertUtil.GetSignCertId(signCertpath, signCertpwd);
string str = SignUtil.CoverDictionaryToString(data);
byte[] numArray = SecurityUtil.Sha1X16(str, encoder);
string lower = BitConverter.ToString(numArray).Replace("-", "").ToLower();
byte[] numArray1 = SecurityUtil.SignBySoft(CertUtil.GetSignProviderFromPfx(signCertpath, signCertpwd), encoder.GetBytes(lower));
data["signature"] = Convert.ToBase64String(numArray1);
return(true);
}
public static bool Validate(Dictionary <string, string> data, Encoding encoder, string validateCertdir)
{
bool flag;
byte[] numArray = Convert.FromBase64String(data["signature"]);
data.Remove("signature");
byte[] numArray1 = SecurityUtil.Sha1X16(SignUtil.CoverDictionaryToString(data), encoder);
string lower = BitConverter.ToString(numArray1).Replace("-", "").ToLower();
RSACryptoServiceProvider validateProviderFromPath = CertUtil.GetValidateProviderFromPath(data["certId"], validateCertdir);
flag = (null != validateProviderFromPath ? SecurityUtil.ValidateBySoft(validateProviderFromPath, numArray, encoder.GetBytes(lower)) : false);
return(flag);
}