问用PKCS#7证书封装、签名和创建.pfx DER消息

EN

static void Main(string[] args)
{

    string pfx = @"C:\Users\marek\Downloads\mfcr\marek-pfx.pfx";
    string xml = @"C:\Users\marek\Downloads\mfcr\souhr20141.xml";
    X509Certificate2 cert = new X509Certificate2(pfx, "thepass");

    byte[] publicBytes = cert.RawData;

    //var f = new FileStream(xml, System.IO.FileMode.Open);
    var fileContent = System.IO.File.ReadAllBytes(xml);

    char[] cArray = System.Text.Encoding.ASCII.GetString(fileContent).ToCharArray();
    RSACryptoServiceProvider rsa = (RSACryptoServiceProvider)cert.PrivateKey;

    byte[] signedData = rsa.SignData(new System.Text.UTF8Encoding().GetBytes(cArray), new SHA1CryptoServiceProvider());

    RSACryptoServiceProvider rsa2 = (RSACryptoServiceProvider)new X509Certificate2(publicBytes).PublicKey.Key;

    var dataGenerator = new CmsEnvelopedDataStreamGenerator();
    bool verified = rsa2.VerifyData(new System.Text.UTF8Encoding().GetBytes(cArray), new SHA1CryptoServiceProvider(), signedData);

    File.WriteAllBytes(@"C:\Users\marek\Downloads\mfcr\Foo.p7b", signedData);
 }

static void Main(string[] args)
    {
        try
        {

            string fileName = (@"C:\Users\marek\Downloads\mfcr\Foo.p7b");
            WebResponse rsp = null;
            HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create("https://adisepo.mfcr.cz/adistc/epo_podani");
            request.ClientCertificates.Add(new X509Certificate(pfx,"thepass"));
            request.Method = "POST";
            request.ContentType = "application/pkcs7-signature";
            request.Credentials = CredentialCache.DefaultNetworkCredentials;
            var encoder = new UTF8Encoding();
            var reqStream = request.GetRequestStream();
            StreamWriter writer = new StreamWriter(request.GetRequestStream());
            // Write the XML text into the stream
            writer.WriteLine(GetTextFromXMLFile(fileName));
            writer.Close();
            reqStream.Close();
            rsp = request.GetResponse();
            StreamReader sr = new StreamReader(rsp.GetResponseStream());
            string result = sr.ReadToEnd();
            sr.Close();
            Console.Write("\n příkaz odeslán  \n");
            Console.Write(result);
            Console.ReadLine();
            Console.Read();
        }
        catch (Exception ex)
        { Console.WriteLine(ex.ToString());
        Console.ReadLine();
        }

    }
    private static string GetTextFromXMLFile(string file)
    {
        StreamReader reader = new StreamReader(file);
        string ret = reader.ReadToEnd();
        reader.Close();
        return ret;
    }
}