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The following C# code example encrypts a PDF document named Loan.pdf with a
certificate named Encryption.cer. The encrypted PDF document
is saved as a PDF file named EncryptLoanCert.pdf. (See Encrypting PDF Documents with Certificates.)
???/**
* Ensure that you create a .NET project that uses
* MS Visual Studio 2008 and version 3.5 of the .NET
* framework. This is required to invoke a
* LiveCycle service using MTOM.
*
* For information, see "Invoking LiveCycle using MTOM" in Programming with LiveCycle
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.IO;
using PKIEncryptDocument.ServiceReference1;
namespace PKIEncryptDocument
{
class Program
{
static void Main(string[] args)
{
try
{
//Create a EncryptionServiceClient object
EncryptionServiceClient encryptClient = new EncryptionServiceClient();
encryptClient.Endpoint.Address = new System.ServiceModel.EndpointAddress("http://hiro-xp:8080/soap/services/EncryptionService?blob=mtom");
//Enable BASIC HTTP authentication
BasicHttpBinding b = (BasicHttpBinding)encryptClient.Endpoint.Binding;
b.MessageEncoding = WSMessageEncoding.Mtom;
encryptClient.ClientCredentials.UserName.UserName = "administrator";
encryptClient.ClientCredentials.UserName.Password = "password";
b.Security.Transport.ClientCredentialType = HttpClientCredentialType.Basic;
b.Security.Mode = BasicHttpSecurityMode.TransportCredentialOnly;
//Create a BLOB object to store the PDF document
BLOB inDoc = new BLOB();
//Specify the PDF document to encrypt
string path = "C:\\Adobe\Loan.pdf";
FileStream fs = new FileStream(path, FileMode.Open);
//Get the length of the file stream
int len = (int)fs.Length;
byte[] ByteArray = new byte[len];
//Populate the byte array with the contents of the FileStream object
fs.Read(ByteArray, 0, len);
inDoc.MTOM = ByteArray;
//Create a Recipient object to store certificate information
Recipient recipient = new Recipient();
//Create a BLOB object to store certificate information
BLOB cert = new BLOB();
//Specify the location of the certificate
string certPath = "C:\\Adobe\Encryption.cer";
FileStream fsCert = new FileStream(certPath, FileMode.Open);
//Get the length of the file stream
int lenCert = (int)fsCert.Length;
byte[] cerByteArray = new byte[lenCert];
//Populate the byte array with the contents of the FileStream object
fsCert.Read(cerByteArray, 0, lenCert);
cert.MTOM = cerByteArray;
//Assign the certificate to the Recipient object
recipient.x509Cert = cert;
//Create a CertificateEncryptionIdentity object
CertificateEncryptionIdentity encryptionId = new CertificateEncryptionIdentity();
encryptionId.recipient = recipient;
//Create an Object array that is passed to the encryptPDFUsingCertificates method
MyArrayOfCertificateEncryptionIdentity cerInfo = new MyArrayOfCertificateEncryptionIdentity();
cerInfo.Add(encryptionId);
//Create a CertificateEncryptionOptionSpec
//object that stores encryption run-time values
CertificateEncryptionOptionSpec pkiSpec = new CertificateEncryptionOptionSpec();
//Specify the PDF document resource to encrypt
pkiSpec.option = CertificateEncryptionOption.ALL;
//Specify the Acrobat version
pkiSpec.compat = CertificateEncryptionCompatibility.ACRO_7;
//Encrypt the PDF document with a certificate
BLOB outDoc = encryptClient.encryptPDFUsingCertificates(inDoc, cerInfo, pkiSpec);
//Populate a byte array with BLOB data - use the MTOM field
byte[] outByteArray = outDoc.MTOM;
//Create a new file that represents the encrypted PDF document
string FILE_NAME = "C:\\Adobe\EncryptLoanCert.pdf";
FileStream fs2 = new FileStream(FILE_NAME, FileMode.OpenOrCreate);
//Create a BinaryWriter object
BinaryWriter w = new BinaryWriter(fs2);
w.Write(outByteArray);
w.Close();
fs2.Close();
}
catch (Exception ee)
{
Console.WriteLine(ee.Message);
}
}
}
}
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