static void Main(string[] args)
{
LogSign logSign = new LogSign();
logSign.starupScreen();
Console.ReadKey();
}
public string RsaEncryptWithPublic(string sessionKey, string username, string pathOfCert)
{
string pathOfCryptedSessionKeyFile;
X509Certificate2 x509 = new X509Certificate2();
//Create X509Certificate2 object from .pem file.
byte[] rawData = LogSign.ReadFile(pathOfCert);
x509.Import(rawData);
var cert = new Org.BouncyCastle.X509.X509CertificateParser().ReadCertificate(x509.GetRawCertData());
var bytesToEncrypt = Encoding.UTF8.GetBytes(sessionKey);
var encryptEngine = new Pkcs1Encoding(new RsaEngine());
var keyParameter = cert.GetPublicKey();
encryptEngine.Init(true, keyParameter);
var encrypted = Convert.ToBase64String(encryptEngine.ProcessBlock(bytesToEncrypt, 0, bytesToEncrypt.Length));
pathOfCryptedSessionKeyFile = AppDomain.CurrentDomain.BaseDirectory + username + "\\" + DateTime.Now.ToString("hh-mm-ss-dd-MM-yyyy") + "cryptedSessionKeyFile.txt"; //mozda ne potrebas .pem format,vidjeti u toku rada!!!
/*using (FileStream fs = File.Create(pathOfCryptedSessionKeyFile)) //upis kriptovanog sesijskog kljuca u file!
* {
* fs.Write(Convert.FromBase64String(encrypted), 0, Convert.FromBase64String(encrypted).Length);
* }*/
File.WriteAllText(pathOfCryptedSessionKeyFile, encrypted);
return(encrypted);//za sad nepotrebno
}
