diff --git a/src/Database.cpp b/src/Database.cpp
index 345966a..3c500d1 100644
--- a/src/Database.cpp
+++ b/src/Database.cpp
@@ -28,8 +28,7 @@ Creation=QDateTime::currentDateTime();
 LastMod=QDateTime::currentDateTime();
 LastAccess=QDateTime::currentDateTime();
 Expire=QDateTime(QDate(2999,12,28),QTime(23,59,59)); //Never
-BinaryDataLength=0;
-pBinaryData=NULL;
+BinaryData=QByteArray();
 }
 
 bool CGroup::UI_ExpandByDefault=true;
@@ -59,9 +58,5 @@ CGroup::~CGroup(){
 }
 
 CEntry::~CEntry(){
-if(pBinaryData) {
-delete [] pBinaryData;
-}
-pBinaryData=NULL;
 
 }
diff --git a/src/Database.h b/src/Database.h
index 5ccb4b6..a1d0a6d 100644
--- a/src/Database.h
+++ b/src/Database.h
@@ -43,8 +43,7 @@ QDateTime Creation;
 QDateTime LastMod;
 QDateTime LastAccess;
 QDateTime Expire;
-Q_UINT8 *pBinaryData;
-Q_UINT32 BinaryDataLength;
+QByteArray BinaryData;
 /*Q_UINT32 PasswordLength;*/
 bool ReadEntryField(Q_UINT16 FieldType, Q_UINT32 FieldSize, Q_UINT8 *pData);
 bool operator==(const CEntry&) const;
diff --git a/src/PwManager.cpp b/src/PwManager.cpp
index 844d34f..dc45c92 100755
--- a/src/PwManager.cpp
+++ b/src/PwManager.cpp
@@ -408,7 +408,7 @@ Entries.removeAt(Entries.indexOf(*entry));
 
 bool PwDatabase::IsMetaStream(CEntry& p){
 
-if(p.pBinaryData == NULL) return false;
+if(p.BinaryData.isNull()) return false;
 if(p.Additional == "") return false;
 if(p.BinaryDesc == "") return false;
 if(p.BinaryDesc != "bin-stream") return false;
@@ -546,18 +546,11 @@ switch(FieldType)
 		break;
 	case 0x000E:
 		if(FieldSize != 0)
-		{
-			///@TODO: im Destruktor löschen
-			///@TODO: im Konstruktor auf Null
-			pBinaryData = new Q_UINT8[FieldSize];
-			memcpy(pBinaryData, pData, FieldSize);
-			BinaryDataLength = FieldSize;
-		}
+			BinaryData=QByteArray((char*)pData,FieldSize);
 		else
-		{pBinaryData=0;}
+			BinaryData=QByteArray(); //=NULL
 		break;
 	case 0xFFFF:
-		///@TODO: Alle Elemente geladen - Status setzen oder so was
 		break;
 	default:
 		return false; // Field unsupported
@@ -609,7 +602,7 @@ for(int i = 0; i < Entries.size(); i++){
 	   +Entries[i].Password.length()+1
 	   +Entries[i].Additional.utf8().length()+1
 	   +Entries[i].BinaryDesc.utf8().length()+1
-	   +Entries[i].BinaryDataLength;}
+	   +Entries[i].BinaryData.length();}
 // Round up filesize to 16-byte boundary for Rijndael/Twofish
 FileSize = (FileSize + 16) - (FileSize % 16);
 char* buffer=new char[FileSize+16];
@@ -758,11 +751,11 @@ for(int i = 0; i < Entries.size(); i++){
 		memcpyToLEnd32(buffer+pos, &FieldSize); pos += 4;
 		memcpy(buffer+pos, Entries[i].BinaryDesc.utf8(),FieldSize);  pos += FieldSize;
 
-		FieldType = 0x000E; FieldSize = Entries[i].BinaryDataLength;
+		FieldType = 0x000E; FieldSize = Entries[i].BinaryData.length();
 		memcpyToLEnd16(buffer+pos, &FieldType); pos += 2;
 		memcpyToLEnd32(buffer+pos, &FieldSize); pos += 4;
-		if((Entries[i].pBinaryData != NULL) && (FieldSize != 0))
-			memcpy(buffer+pos, Entries[i].pBinaryData, FieldSize);
+		if((!Entries[i].BinaryData.isNull()) && (FieldSize != 0))
+			memcpy(buffer+pos, Entries[i].BinaryData.data(), FieldSize);
 		pos += FieldSize;
 
 		FieldType = 0xFFFF; FieldSize = 0;
@@ -1245,11 +1238,11 @@ void assertEntriesEq(KPTestResults& results, CEntry* left, CEntry* right){
 	kp_assert(results, left->Expire.toTime_t() == right->Expire.toTime_t());
 	size += sizeof(left->Expire);
 	
-	kp_assert(results, left->BinaryDataLength == right->BinaryDataLength);
-	kp_assert(results, (left->pBinaryData == NULL && right->pBinaryData == NULL) ||
-		memcmp(left->pBinaryData, right->pBinaryData, left->BinaryDataLength) == 0);
-	size += sizeof(left->pBinaryData);
-	size += sizeof(left->BinaryDataLength);
+	kp_assert(results, left->BinaryData.length() == right->BinaryData.length());
+	kp_assert(results, (left->BinaryData.isNull() && right->BinaryData.isNull()) ||
+		memcmp(left->BinaryData.data(), right->BinaryData.data(), left->BinaryData.length()) == 0);
+	size += left->BinaryData.length();
+	size += sizeof(left->BinaryData.length());
 
 	kp_assert(results, size == sizeof(CEntry));
 }
diff --git a/src/dialogs/EditEntryDlg.cpp b/src/dialogs/EditEntryDlg.cpp
index 4cd6f92..510f4cb 100755
--- a/src/dialogs/EditEntryDlg.cpp
+++ b/src/dialogs/EditEntryDlg.cpp
@@ -69,7 +69,7 @@ ButtonOpenAttachment->setIcon(*Icon_FileOpen);
 ButtonDeleteAttachment->setIcon(*Icon_EditDelete);
 ButtonSaveAttachment->setIcon(*Icon_FileSave);
 
-if(entry->pBinaryData==NULL){
+if(entry->BinaryData.isNull()){
   ButtonSaveAttachment->setDisabled(true);
   ButtonDeleteAttachment->setDisabled(true);}
 setCaption(entry->Title);
@@ -92,17 +92,17 @@ Edit_Attachment->setText(entry->BinaryDesc);
 Edit_Comment->setText(entry->Additional);
 InitGroupComboBox();
 InitIconComboBox();
-if(entry->BinaryDataLength==0)
+if(entry->BinaryData.length()==0)
   Label_AttachmentSize->setText("");
 else{
   QString unit;
   int faktor;
   int prec;
-  if(entry->BinaryDataLength<1000){unit=" Byte";faktor=1;prec=0;}
-  else {if(entry->BinaryDataLength<1000000){unit=" kB";faktor=1000;prec=1;}
+  if(entry->BinaryData.length()<1000){unit=" Byte";faktor=1;prec=0;}
+  else {if(entry->BinaryData.length()<1000000){unit=" kB";faktor=1000;prec=1;}
   	else{unit=" MB";faktor=1000000;prec=1;}
   }
-  Label_AttachmentSize->setText(QString::number((float)entry->BinaryDataLength/(float)faktor,'f',prec)+unit);
+  Label_AttachmentSize->setText(QString::number((float)entry->BinaryData.length()/(float)faktor,'f',prec)+unit);
 }
 if(entry->Expire==Date_Never){
   DateTime_Expire->setDisabled(true);
@@ -260,16 +260,7 @@ QMessageBox::warning(NULL,trUtf8("Fehler"),trUtf8("Datei konnte nicht geöffnet
 return;
 }
 ModFlag=true;
-if(entry->pBinaryData)delete [] entry->pBinaryData;
-entry->pBinaryData = new Q_UINT8 [file.size()];
-
-if(entry->pBinaryData==NULL){
-file.close();
-QMessageBox::critical(NULL,"Fehler",QString::fromUtf8("Es ist nicht genügend Arbeitsspeicher für diesen Vorgang vorhanden."),"OK");
-return;
-}
-entry->BinaryDataLength=file.size();
-file.readBlock((char*)entry->pBinaryData,file.size());
+entry->BinaryData=file.readAll();
 file.close();
 QFileInfo info(filename);
 entry->BinaryDesc=info.fileName();
@@ -278,11 +269,11 @@ Edit_Attachment->setText(entry->BinaryDesc);
 QString unit;
 int faktor;
 int prec;
-  if(entry->BinaryDataLength<1000){unit=" Byte";faktor=1;prec=0;}
-  else {if(entry->BinaryDataLength<1000000){unit=" kB";faktor=1000;prec=1;}
+  if(entry->BinaryData.length()<1000){unit=" Byte";faktor=1;prec=0;}
+  else {if(entry->BinaryData.length()<1000000){unit=" kB";faktor=1000;prec=1;}
   	else{unit=" MB";faktor=1000000;prec=1;}
 	}
-Label_AttachmentSize->setText(QString::number((float)entry->BinaryDataLength/(float)faktor,'f',prec)+unit);
+Label_AttachmentSize->setText(QString::number((float)entry->BinaryData.length()/(float)faktor,'f',prec)+unit);
 ButtonOpenAttachment->setEnabled(true);
 ButtonSaveAttachment->setEnabled(true);
 ButtonDeleteAttachment->setEnabled(true);
@@ -305,13 +296,13 @@ QMessageBox::critical(NULL,"Fehler",QString::fromUtf8("Datei konnte nicht erstel
 return;
 }
 
-int r=file.writeBlock((char*)entry->pBinaryData,entry->BinaryDataLength);
+int r=file.write(entry->BinaryData);
 if(r==-1){
 file.close();
 QMessageBox::critical(NULL,"Fehler",QString::fromUtf8("Beim schreiben in der Datei ist ein Fehler aufgetreten."),"OK");
 return;
 }
-if(r!=entry->BinaryDataLength){
+if(r!=entry->BinaryData.length()){
 file.close();
 QMessageBox::critical(NULL,"Fehler",QString::fromUtf8("Die Datei konnte nicht vollständig geschrieben werden."),"OK");
 return;
@@ -324,9 +315,8 @@ void CEditEntryDlg::OnDeleteAttachment()
 int r=QMessageBox::warning(this,trUtf8("Anhang löschen?"),trUtf8("Sie sind dabei den Anhang zu löschen.\nSind Sie sicher, dass Sie dies tun wollen?"),trUtf8("Ja"),trUtf8("Nein"),NULL,1,1);
 if(r==0){
 ModFlag=true;
-delete[]entry->pBinaryData;
-entry->pBinaryData=NULL;
-entry->BinaryDataLength=0;
+entry->BinaryData.clear();
+entry->BinaryData=QByteArray();
 entry->BinaryDesc="";
 Edit_Attachment->setText("");
 Label_AttachmentSize->setText("");