public static NCryptoParms EncryptCode(string decData, string spKey)
{
NCryptoParms parms = new NCryptoParms();
ICryptoTransform encryptor;
CryptoStream cStream;
MemoryStream mStream = new MemoryStream();
try {
// Generate a new RSA public/private key pair
// This key will be used to signature the DES IV and Key.
RSACryptoServiceProvider jRsa = new RSACryptoServiceProvider();
byte[] signature = jRsa.SignData(sign, new MD5CryptoServiceProvider());
parms.jpbkey =
Convert.ToBase64String(Encoding.ASCII.GetBytes(jRsa.ToXmlString(false)));
parms.jprkey =
Convert.ToBase64String(Encoding.ASCII.GetBytes(jRsa.ToXmlString(true)));
parms.signature = Convert.ToBase64String(signature);
jRsa.Clear();
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
rsa.FromXmlString(
Encoding.ASCII.GetString(Convert.FromBase64String(spKey)));
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
des.GenerateIV();
des.GenerateKey();
parms.key = Convert.ToBase64String(rsa.Encrypt(des.Key, false));
parms.iv = Convert.ToBase64String(rsa.Encrypt(des.IV, false));
encryptor = des.CreateEncryptor(des.Key, des.IV);
cStream = new CryptoStream(mStream, encryptor, CryptoStreamMode.Write);
byte[] bytesIn = Encoding.ASCII.GetBytes(decData);
cStream.Write(bytesIn, 0, bytesIn.Length);
cStream.FlushFinalBlock();
cStream.Close();
byte[] bytesOut = mStream.ToArray();
mStream.Close();
parms.enc = Convert.ToBase64String(bytesOut);
} catch {
mStream.Close();
}
return(parms);
}
public static NCryptoParms EncryptCode(string decData, string spKey) {
NCryptoParms parms = new NCryptoParms();
ICryptoTransform encryptor;
CryptoStream cStream;
MemoryStream mStream = new MemoryStream();
try {
// Generate a new RSA public/private key pair
// This key will be used to signature the DES IV and Key.
RSACryptoServiceProvider jRsa = new RSACryptoServiceProvider();
byte[] signature = jRsa.SignData(sign, new MD5CryptoServiceProvider());
parms.jpbkey =
Convert.ToBase64String(Encoding.ASCII.GetBytes(jRsa.ToXmlString(false)));
parms.jprkey =
Convert.ToBase64String(Encoding.ASCII.GetBytes(jRsa.ToXmlString(true)));
parms.signature = Convert.ToBase64String(signature);
jRsa.Clear();
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
rsa.FromXmlString(
Encoding.ASCII.GetString(Convert.FromBase64String(spKey)));
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
des.GenerateIV();
des.GenerateKey();
parms.key = Convert.ToBase64String(rsa.Encrypt(des.Key, false));
parms.iv = Convert.ToBase64String(rsa.Encrypt(des.IV, false));
encryptor = des.CreateEncryptor(des.Key, des.IV);
cStream = new CryptoStream(mStream, encryptor, CryptoStreamMode.Write);
byte[] bytesIn = Encoding.ASCII.GetBytes(decData);
cStream.Write(bytesIn, 0, bytesIn.Length);
cStream.FlushFinalBlock();
cStream.Close();
byte[] bytesOut = mStream.ToArray();
mStream.Close();
parms.enc = Convert.ToBase64String(bytesOut);
} catch {
mStream.Close();
}
return parms;
}
