public void setConfigValues() { ds = new DataSet(); B_upload = new BuisnessUploads(); SqlParameter[] commandParameters1 = new SqlParameter[2]; commandParameters1[0] = new SqlParameter(); commandParameters1[0].ParameterName = "@ProfileName"; commandParameters1[0].Value = Session["profileName"].ToString(); commandParameters1[1] = new SqlParameter(); commandParameters1[1].ParameterName = "@hidrefprofile"; commandParameters1[1].Value = Session["hidrefprofile"].ToString(); try { ds = B_upload.GetTokenvalue(strConnString, "usp_GetUploadConfigvalue", commandParameters1); if (ds != null && ds.Tables["FileAndTokenInfo"].Rows.Count > 0) { sRefProfName = ds.Tables[0].Rows[0]["RefProfileName"].ToString(); sSLUN = ds.Tables[0].Rows[0]["ShareLocationUserName"].ToString(); sSLD = ds.Tables[0].Rows[0]["ShareLocationDomain"].ToString(); sSLP = ds.Tables[0].Rows[0]["ShareLocationPassword"].ToString(); sSFP = ds.Tables[0].Rows[0]["SRDocumentsShareFolderPath"].ToString(); sPwd = ds.Tables[0].Rows[0]["SRDocumentsShareFolderPath"].ToString(); ShareFolderPath = sSFP; sPwd = CgServices.DecryptData(sSLP); } } catch (Exception ex) { Elog = new ErrorLogger(); Elog.WriteToLogFile(ex, "public setConfigValues In renderFile Profile name '" + Session["profileName"].ToString() + "'and hidprofile'" + Session["hidrefprofile"].ToString() + "'", "tokenValue = '" + Session["mytokenvalue"].ToString() + "' and sessionID = '" + Session["mysessionId"].ToString() + "' "); Elog = null; } B_upload = null; }
public JsonResult SymmetricEncrypt(WebSecurity.Models.EncryptionModel encryption, string ButtonType) { var result = new EncryptionModel(); var symEncryption = new SymmetricEncryption(); SymmetricAlgorithm symAlgo = new AesManaged(); symAlgo.Padding = PaddingMode.PKCS7; var key = string.Empty; var iv = string.Empty; if (!string.IsNullOrEmpty(encryption.PrivateKey) && !string.IsNullOrEmpty(encryption.InitializationVector)) { symAlgo.Key = Convert.FromBase64String(encryption.PrivateKey); symAlgo.IV = Convert.FromBase64String(encryption.InitializationVector); } else { key = Convert.ToBase64String(symAlgo.Key); iv = Convert.ToBase64String(symAlgo.IV); } if (ButtonType == "Encrypt") { var encryptedText = symEncryption.EncryptText(symAlgo, encryption.PlainText); result = new EncryptionModel() { EncryptedText = encryptedText, PlainText = encryption.PlainText, InitializationVector = iv, PrivateKey = key }; } else if (ButtonType == "Decrypt") { var plainText = symEncryption.DecryptData(symAlgo, encryption.EncryptedText); result = new EncryptionModel() { EncryptedText = encryption.EncryptedText, PlainText = plainText, PrivateKey = encryption.PrivateKey, InitializationVector = encryption.InitializationVector }; } return(Json(result)); }
/// <summary> /// Prepares a datasource for execution by setting the URL, /// and the parameter list. /// </summary> /// <param name="datasource"></param> /// <param name="parameterTypes"></param> public void InitializeDatasource(IDataSource datasource, DatasourceParameterType[] parameterTypes) { object parameterValue; DatasourceParameterType parameterType; string encryptionKey; encryptionKey = DatasourceParameterType.GetEncryptionKey(Url.UserId); //Set the properties that are required for the datasource to work datasource.Url = Url.Url; datasource.Parameters = new Dictionary <int, object>(); foreach (DatasourceParameter dp in _parameters) { parameterType = null; //Find the correct type foreach (DatasourceParameterType currType in parameterTypes) { if (currType.ParameterNumber == dp.ParameterNumber) { parameterType = currType; break; } } //Check if the parameter requires decryption if (parameterType != null && parameterType.Masked && dp.Value != null) { parameterValue = SymmetricEncryption.DecryptData(encryptionKey, dp.Value.ToString()); } else { parameterValue = dp.Value; } datasource.Parameters.Add((int)dp.ParameterNumber, parameterValue); } }
public void TDES() { SymmetricEncryption enc = new SymmetricEncryption(new TripleDESCryptoServiceProvider()); for(int i = 1000; i < 1025; i ++) { byte[] data = new byte[1010]; RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider(); rng.GetBytes(data); byte[] encd = enc.EncryptData(data); if(i % 12 == 0) { continue; } byte[] decd = enc.DecryptData(encd); MemBlock mdecd = MemBlock.Reference(decd); MemBlock mdata = MemBlock.Reference(data); Assert.AreEqual(mdecd, mdata, "TDESEncryption: " + i); } }
public void UploadFiles(Page page) { string filename = string.Empty; string lastItem = string.Empty; string[] arr = null; string[] separators = { "\\" }; string ID = string.Empty; HttpFileCollection fileCollection = basepage.Request.Files; //NetworkCredential NCredentials = new NetworkCredential(ShareLocationUserName, ShareLocationPassword, ShareLocationDomain); //using (new NetworkConnection(ShareFolderPath, NCredentials)) ////using (new ImpersonatedUser(ShareLocationUserName, ShareLocationDomain, ShareLocationPassword)) //{ // DriveMapping.DelDrive("i:", 0, true); //DriveMapping.MapDrive(@"\\10.138.74.233\c$\MaqasaAttachmentDocumentUpload", "Y:", @"agilityindia\tmurugesan", "mugil#2302"); /// using (new NetworkConnection(@"\\server2\write", writeCredentials)) ImpersonateUser iU = new ImpersonateUser(); string sPwd = ""; SymmetricEncryption CgServices = ServiceFactory.GetSymmetricEncryptionInstance();; sPwd = CgServices.DecryptData(ConfigurationSettings.AppSettings["ShareLocationPassword"].ToString()); iU.Impersonate(ConfigurationSettings.AppSettings["ShareLocationDomain"].ToString(), ConfigurationSettings.AppSettings["ShareLocationUserName"], sPwd); for (int i = 0; i < fileCollection.Count; i++) { HttpPostedFile uploadfile = fileCollection[i]; if (uploadfile.ContentLength > 0) { if (uploadfile.ContentLength >= FileUploadSizeInKB) { //ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "message", "alert('you cannot upload files more than 1MB');", true); //return; filename = uploadfile.FileName; arr = filename.Split(separators, StringSplitOptions.RemoveEmptyEntries); lastItem = arr[arr.Length - 1]; if (Language == "ara") { lblMessage.Text = "أقصى حجم للملفات التي يمكن تحميلها هو 500 كيلوبايت. حجم الملف أكبر من 500 كيلوبايت." + " " + lastItem; } else { lblMessage.Text = lblMessage.Text + lastItem + " " + "Size is too large. Maximum file size of 500 KB is allowed." + " <br/>"; } // return; } else { ID = GetNewID("MaqasaDocuments"); string fileName = Path.GetFileName(uploadfile.FileName); string GetFileName = Path.GetFileNameWithoutExtension(uploadfile.FileName); string GetExtension = Path.GetExtension(uploadfile.FileName); string Date = DateTime.Now.ToString("yyyy-MM-dd") + "\\" + ParentId; string FullfileName = GetFileName + ID + GetExtension; string FullPathFileName = Date + "\\" + FullfileName; ShareFolderPath = ShareFolderPath + "\\" + Date; if (!Directory.Exists(ShareFolderPath)) { Directory.CreateDirectory(ShareFolderPath); } string strpath = ShareFolderPath + "\\" + FullfileName; uploadfile.SaveAs(strpath); //byte[] buffer = new byte[uploadfile.ContentLength]; //uploadfile.InputStream.Read(buffer, 0, uploadfile.ContentLength); //string contentType = uploadfile.ContentType; //Stream FileStream = uploadfile.InputStream; //BinaryReader br = new BinaryReader(FileStream); //byte[] myData = br.ReadBytes((Int32)FileStream.Length); //// byte[] myData = new byte[uploadfile.ContentLength]; string query = "insert into " + ProfileName + " (" + TablePrimaryKey + ",DocumentName,ReferenceId,NewFileName,StateId,Description,DateCreated,ReferenceType,MaqasaDocumentType) values (@DocumentId,@DocumentName, @ReferenceId, @NewFileName,@StateId,@Description,@DateCreated,@ReferenceType,@MaqasaDocumentType)"; SqlParameter[] commandParameters = new SqlParameter[9]; commandParameters[0] = new SqlParameter(); commandParameters[0].ParameterName = TablePrimaryKey; commandParameters[0].Value = ID; commandParameters[1] = new SqlParameter(); commandParameters[1].ParameterName = "@DocumentName"; commandParameters[1].Value = fileName; commandParameters[2] = new SqlParameter(); commandParameters[2].ParameterName = "@ReferenceId"; commandParameters[2].Value = ReferenceId; commandParameters[3] = new SqlParameter(); commandParameters[3].ParameterName = "@NewFileName"; commandParameters[3].Value = FullPathFileName; commandParameters[4] = new SqlParameter(); commandParameters[4].ParameterName = "@StateId"; commandParameters[4].Value = ProfileName + "CreatedState"; commandParameters[5] = new SqlParameter(); commandParameters[5].ParameterName = "@Description"; commandParameters[5].Value = ((TextBox)page.FindControl("txtDescription")).Text; commandParameters[6] = new SqlParameter(); commandParameters[6].ParameterName = "@DateCreated"; commandParameters[6].Value = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff"); commandParameters[7] = new SqlParameter(); commandParameters[7].ParameterName = "@ReferenceType"; commandParameters[7].Value = ReferenceType; commandParameters[8] = new SqlParameter(); commandParameters[8].ParameterName = "@MaqasaDocumentType"; commandParameters[8].Value = Convert.ToInt32(ddlDocumentTypes.SelectedValue); SQLDataAccessHelper.Instance.ExecuteNonQuery(CommandType.Text, query, commandParameters); //string constr = ConfigurationManager.ConnectionStrings["SQLConnectionString"].ConnectionString; //using (SqlConnection con = new SqlConnection(constr)) //{ // //Commented by subramanyam for adding MaqasaDocumentType column // //string query = "insert into " + ProfileName + " (" + TablePrimaryKey + ",DocumentName,ReferenceId,NewFileName,StateId,Description,DateCreated,ReferenceType) values (@DocumentId,@DocumentName, @ReferenceId, @NewFileName,@StateId,@Description,@DateCreated,@ReferenceType)"; //string query = "insert into " + ProfileName + " (" + TablePrimaryKey + ",DocumentName,ReferenceId,NewFileName,StateId,Description,DateCreated,ReferenceType,MaqasaDocumentType) values (@DocumentId,@DocumentName, @ReferenceId, @NewFileName,@StateId,@Description,@DateCreated,@ReferenceType,@MaqasaDocumentType)"; //using (SqlCommand cmd = new SqlCommand(query)) //{ // cmd.Connection = con; // cmd.Parameters.AddWithValue(TablePrimaryKey, ID); // cmd.Parameters.AddWithValue("@DocumentName", fileName); // cmd.Parameters.AddWithValue("@ReferenceId", ReferenceId); // cmd.Parameters.AddWithValue("@NewFileName", FullPathFileName); // cmd.Parameters.AddWithValue("@StateId", ProfileName + "CreatedState"); // cmd.Parameters.AddWithValue("@Description", ((TextBox)page.FindControl("txtDescription")).Text); // cmd.Parameters.AddWithValue("@DateCreated", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")); // cmd.Parameters.AddWithValue("@ReferenceType", ReferenceType); // //Added by subramanyam // cmd.Parameters.AddWithValue("@MaqasaDocumentType", Convert.ToInt32(ddlDocumentTypes.SelectedValue)); // con.Open(); // cmd.ExecuteNonQuery(); // con.Close(); //} //} } } else { filename = uploadfile.FileName; arr = filename.Split(separators, StringSplitOptions.RemoveEmptyEntries); lastItem = arr[arr.Length - 1]; if (Language == "ara") { lblMessage.Text = lblMessage.Text + lastItem + " " + "الملف فارغ" + " <br/>"; } else { lblMessage.Text = lblMessage.Text + lastItem + " " + "file is empty" + " <br/>"; } //return; //ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "message", "alert('you did not specify a file to upload?');", true); //return; } } iU.Undo(); //} TextBox stxtDescription = ((TextBox)page.FindControl("txtDescription")); stxtDescription.Text = ""; ddlDocumentTypes.SelectedIndex = 0; BindGrid(GridView1); }
public void DownloadFiles(Page page, object sender) { try { byte[] bytes; string NewFileName = string.Empty; string fileName = string.Empty; string strpath = string.Empty; int id = int.Parse((sender as LinkButton).CommandArgument); string CommandText = "select " + TablePrimaryKey + ",DocumentName, NewFileName from " + ProfileName + " where " + TablePrimaryKey + " =@Id"; SqlParameter[] commandParameters = new SqlParameter[1]; commandParameters[0] = new SqlParameter(); commandParameters[0].ParameterName = "@Id"; commandParameters[0].Value = id; using (SqlDataReader sdr = SQLDataAccessHelper.Instance.ExecuteReader(CommandType.Text, CommandText, commandParameters)) { sdr.Read(); NewFileName = sdr["NewFileName"].ToString(); fileName = sdr["DocumentName"].ToString(); ImpersonateUser iU = new ImpersonateUser(); string sPwd = ""; SymmetricEncryption CgServices = ServiceFactory.GetSymmetricEncryptionInstance();; sPwd = CgServices.DecryptData(ConfigurationSettings.AppSettings["ShareLocationPassword"].ToString()); iU.Impersonate(ConfigurationSettings.AppSettings["ShareLocationDomain"].ToString(), ConfigurationSettings.AppSettings["ShareLocationUserName"], sPwd); strpath = Path.Combine(ShareFolderPath, NewFileName);; System.IO.FileStream fs = null; fs = System.IO.File.Open(strpath, System.IO.FileMode.Open); bytes = new byte[fs.Length]; fs.Read(bytes, 0, Convert.ToInt32(fs.Length)); fs.Close(); //} iU.Undo(); } //string constr = ConfigurationManager.ConnectionStrings["SQLConnectionString"].ConnectionString; //using (SqlConnection con = new SqlConnection(constr)) //{ // using (SqlCommand cmd = new SqlCommand()) // { // cmd.CommandText = "select " + TablePrimaryKey + ",DocumentName, NewFileName from " + ProfileName + " where " + TablePrimaryKey + " =@Id"; // cmd.Parameters.AddWithValue("@Id", id); // cmd.Connection = con; // con.Open(); // using (SqlDataReader sdr = cmd.ExecuteReader()) // { // sdr.Read(); // NewFileName = sdr["NewFileName"].ToString(); // fileName = sdr["DocumentName"].ToString(); // //NetworkCredential NCredentials = new NetworkCredential(ShareLocationUserName, ShareLocationPassword, ShareLocationDomain); // //using (new NetworkConnection(ShareFolderPath, NCredentials)) // //{ // ImpersonateUser iU = new ImpersonateUser(); // string sPwd = ""; // SymmetricEncryption CgServices = ServiceFactory.GetSymmetricEncryptionInstance(); ; // sPwd = CgServices.DecryptData(ConfigurationSettings.AppSettings["ShareLocationPassword"].ToString()); // iU.Impersonate(ConfigurationSettings.AppSettings["ShareLocationDomain"].ToString(), ConfigurationSettings.AppSettings["ShareLocationUserName"], sPwd); // strpath = Path.Combine(ShareFolderPath, NewFileName); ; // System.IO.FileStream fs = null; // fs = System.IO.File.Open(strpath, System.IO.FileMode.Open); // bytes = new byte[fs.Length]; // fs.Read(bytes, 0, Convert.ToInt32(fs.Length)); // fs.Close(); // //} // iU.Undo(); // } // } // con.Close(); //} page.Response.Clear(); page.Response.Buffer = true; page.Response.ContentType = "application/octet-stream"; page.Response.AddHeader("Content-Disposition", "attachment; filename=" + fileName); page.Response.Charset = ""; //Response.Cache.SetCacheability(HttpCacheability.NoCache); if (bytes.Length > 0) { page.Response.OutputStream.Write(bytes, 0, (int)bytes.Length); } page.Response.Flush(); //bytes=new Byte[test]; page.Response.End(); } catch (Exception ex) { ex.Message.ToString(); } }
///<summary>Decrypts the packet given a SymmetricEncryption returning true ///if it was able to decrypt it.</summary> public bool Decrypt(SymmetricEncryption se) { byte[] decrypted = se.DecryptData(_encrypted_data); int pos = 0; int data_len = NumberSerializer.ReadInt(decrypted, pos); pos += 4; _data = MemBlock.Reference(decrypted, pos, data_len); pos += data_len; _signature = MemBlock.Reference(decrypted, pos, decrypted.Length - pos); return true; }