To access file from network share folder

string strServer = @"ServerName";
string strShareFolder = @"D:\DD";
string strShareName = @"MS_Test";
string strShareDesc = @"Share to store";
EnCryptDecrypt.Share.ADSI_Net.NetApi32.NetError nRetVal = 0;
AD_ShareUtil shUtil = new AD_ShareUtil();
nRetVal = shUtil.CreateShare(strServer, strShareFolder, strShareName, strShareDesc, false);
if (nRetVal == EnCryptDecrypt.Share.ADSI_Net.NetApi32.NetError.NERR_Success)
{
Console.WriteLine("Share {0} created", strShareName);
}
else if (nRetVal == EnCryptDecrypt.Share.ADSI_Net.NetApi32.NetError.NERR_DuplicateShare)
{
Console.WriteLine("Share {0} already exists", strShareName);
}
else
Console.WriteLine("Share not created", strShareName);

String directory = @"D:\DD";
DirectorySecurity sec = Directory.GetAccessControl(directory);
NTAccount acct = new NTAccount("Everyone");
IdentityReference id = acct.Translate(typeof(NTAccount));
FileSystemAccessRule rule = new FileSystemAccessRule(acct, FileSystemRights.ListDirectory, AccessControlType.Allow);
sec.AddAccessRule(rule);
Directory.SetAccessControl(directory, sec);