diff --git a/include/lrdatasourcemanagerintf.h b/include/lrdatasourcemanagerintf.h
index 85cf388..57bd0c1 100644
--- a/include/lrdatasourcemanagerintf.h
+++ b/include/lrdatasourcemanagerintf.h
@@ -37,18 +37,25 @@ class QString;
 class QAbstractItemModel;
 namespace LimeReport{
 
+class IDbCredentialsProvider{
+public:
+    virtual QString getUserName(const QString& connectionName) = 0;
+    virtual QString getPassword(const QString& connectionName) = 0;
+};
+
 class IDataSourceManager{
 public:
-    virtual void setReportVariable(const QString& name, const QVariant& value)=0;
-    virtual void setDefaultDatabasePath(const QString &defaultDatabasePath)=0;
-    virtual void deleteVariable(const QString& name)=0;
-    virtual bool containsVariable(const QString& variableName)=0;
-    virtual QVariant variable(const QString& variableName)=0;
-    virtual bool addModel(const QString& name, QAbstractItemModel *model, bool owned)=0;
-    virtual void removeModel(const QString& name)=0;
-    virtual bool containsDatasource(const QString& dataSourceName)=0;
+    virtual void setReportVariable(const QString& name, const QVariant& value) = 0;
+    virtual void setDefaultDatabasePath(const QString &defaultDatabasePath) = 0;
+    virtual void deleteVariable(const QString& name) = 0;
+    virtual bool containsVariable(const QString& variableName) = 0;
+    virtual QVariant variable(const QString& variableName) = 0;
+    virtual bool addModel(const QString& name, QAbstractItemModel *model, bool owned) = 0;
+    virtual void removeModel(const QString& name) = 0;
+    virtual bool containsDatasource(const QString& dataSourceName) = 0;
     virtual void clearUserVariables()=0;
     virtual ICallbackDatasource* createCallbackDatasouce(const QString& name) = 0;
+    virtual void registerDbCredentialsProvider(IDbCredentialsProvider* provider) = 0;
     //virtual void addCallbackDatasource(ICallbackDatasource* datasource, const QString& name) = 0;
 };
 
diff --git a/include/lrreportengine.h b/include/lrreportengine.h
index a07d519..9bd87b5 100644
--- a/include/lrreportengine.h
+++ b/include/lrreportengine.h
@@ -102,6 +102,7 @@ public:
     void setResultEditable(bool value);
     bool resultIsEditable();
     bool isBusy();
+    void setPassPharse(QString& passPharse);
 signals:
     void renderStarted();
     void renderFinished();
diff --git a/limereport/databrowser/lrconnectiondialog.cpp b/limereport/databrowser/lrconnectiondialog.cpp
index 60652cf..b90545e 100644
--- a/limereport/databrowser/lrconnectiondialog.cpp
+++ b/limereport/databrowser/lrconnectiondialog.cpp
@@ -122,6 +122,7 @@ ConnectionDesc *ConnectionDialog::uiToConnection(LimeReport::ConnectionDesc* con
     result ->setPassword(ui->lePassword->text());
     result ->setDatabaseName(ui->leDataBase->text());
     result ->setAutoconnect(ui->cbAutoConnect->isChecked());
+    result->setKeepDBCredentials(!ui->cbbKeepCredentials->isChecked());
     return result ;
 }
 
@@ -137,6 +138,7 @@ void ConnectionDialog::connectionToUI()
     ui->lePassword->setText(m_connection->password());
     ui->cbbDrivers->setCurrentIndex(ui->cbbDrivers->findText(m_connection->driver()));
     ui->cbAutoConnect->setChecked(m_connection->autoconnect());
+    ui->cbbKeepCredentials->setChecked(!m_connection->keepDBCredentials());
 }
 
 void ConnectionDialog::on_toolButton_clicked()
diff --git a/limereport/databrowser/lrconnectiondialog.ui b/limereport/databrowser/lrconnectiondialog.ui
index aa06393..60bf527 100644
--- a/limereport/databrowser/lrconnectiondialog.ui
+++ b/limereport/databrowser/lrconnectiondialog.ui
@@ -137,6 +137,13 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QCheckBox" name="cbbKeepCredentials">
+     <property name="text">
+      <string>Dont keep credentals in lrxml</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <spacer name="verticalSpacer">
      <property name="orientation">
diff --git a/limereport/lrdatadesignintf.cpp b/limereport/lrdatadesignintf.cpp
index ccff471..0d2d14b 100644
--- a/limereport/lrdatadesignintf.cpp
+++ b/limereport/lrdatadesignintf.cpp
@@ -351,13 +351,13 @@ void ModelToDataSource::slotModelDestroed()
 ConnectionDesc::ConnectionDesc(QSqlDatabase db, QObject *parent)
     : QObject(parent), m_connectionName(db.connectionName()), m_connectionHost(db.hostName()), m_connectionDriver(db.driverName()),
       m_databaseName(db.databaseName()), m_user(db.userName()), m_password(db.password()), m_autoconnect(false),
-      m_internal(false)
+      m_internal(false), m_keepDBCredentials(true)
 {}
 
 ConnectionDesc::ConnectionDesc(QObject *parent)
     :QObject(parent),m_connectionName(""),m_connectionHost(""),m_connectionDriver(""),
       m_databaseName(""), m_user(""), m_password(""), m_autoconnect(false),
-      m_internal(false)
+      m_internal(false), m_keepDBCredentials(true)
 {}
 
 ConnectionDesc::Ptr ConnectionDesc::create(QSqlDatabase db, QObject *parent)
@@ -391,6 +391,16 @@ QString ConnectionDesc::connectionNameForReport(const QString &connectionName)
     return connectionName.compare(tr("defaultConnection")) == 0 ? QSqlDatabase::defaultConnection : connectionName;
 }
 
+bool ConnectionDesc::keepDBCredentials() const
+{
+    return m_keepDBCredentials;
+}
+
+void ConnectionDesc::setKeepDBCredentials(bool keepDBCredentals)
+{
+    m_keepDBCredentials = keepDBCredentals;
+}
+
 QueryDesc::QueryDesc(QString queryName, QString queryText, QString connection)
     :m_queryName(queryName), m_queryText(queryText), m_connectionName(connection)
 {}
diff --git a/limereport/lrdatadesignintf.h b/limereport/lrdatadesignintf.h
index d2c9685..e2f8134 100644
--- a/limereport/lrdatadesignintf.h
+++ b/limereport/lrdatadesignintf.h
@@ -110,6 +110,7 @@ class ConnectionDesc : public QObject{
     Q_PROPERTY(QString password READ password WRITE setPassword)
     Q_PROPERTY(QString host READ host WRITE setHost)
     Q_PROPERTY(bool autoconnect READ autoconnect WRITE setAutoconnect)
+    Q_PROPERTY(bool keepDBCredentials READ keepDBCredentials WRITE setKeepDBCredentials)
 public:
     typedef QSharedPointer<ConnectionDesc> Ptr;
     ConnectionDesc(QSqlDatabase db, QObject* parent=0);
@@ -124,17 +125,19 @@ public:
     void    setDatabaseName(const QString &value){m_databaseName=value;}
     QString databaseName(){return m_databaseName;}
     void    setUserName(const QString &value){m_user=value;}
-    QString userName(){return m_user;}
+    QString userName(){ return m_user; }
     void    setPassword(const QString &value){m_password=value;}
-    QString password(){return m_password;}
+    QString password(){ return m_password; }
     void    setAutoconnect(bool value){m_autoconnect=value;}
     bool    autoconnect(){return m_autoconnect;}
     bool    isEqual(const QSqlDatabase& db);
     bool    isInternal(){ return m_internal; }
     void    setInternal(bool value) {m_internal = value;}
+    bool    keepDBCredentials() const;
+    void    setKeepDBCredentials(bool keepDBCredentials);
 public:
     static QString connectionNameForUser(const QString& connectionName);
-    static QString connectionNameForReport(const QString& connectionName);
+    static QString connectionNameForReport(const QString& connectionName);    
 signals:
     void nameChanged(const QString& oldName,const QString& newName);
 private:
@@ -146,6 +149,7 @@ private:
     QString m_password;
     bool    m_autoconnect;
     bool    m_internal;
+    bool    m_keepDBCredentials;
 };
 
 class IConnectionController{
diff --git a/limereport/lrdatasourcemanager.cpp b/limereport/lrdatasourcemanager.cpp
index 5607117..74dd69e 100644
--- a/limereport/lrdatasourcemanager.cpp
+++ b/limereport/lrdatasourcemanager.cpp
@@ -217,7 +217,7 @@ void DataSourceModel::updateModel()
 }
 
 DataSourceManager::DataSourceManager(QObject *parent) :
-    QObject(parent), m_lastError(""), m_designTime(true), m_needUpdate(false)
+    QObject(parent), m_lastError(""), m_designTime(true), m_needUpdate(false), m_dbCredentialsProvider(0)
 {
     m_groupFunctionFactory.registerFunctionCreator(QLatin1String("COUNT"),new ConstructorGroupFunctionCreator<CountGroupFunction>);
     m_groupFunctionFactory.registerFunctionCreator(QLatin1String("SUM"),new ConstructorGroupFunctionCreator<SumGroupFunction>);
@@ -324,6 +324,11 @@ ICallbackDatasource *DataSourceManager::createCallbackDatasouce(const QString& n
     return ds;
 }
 
+void DataSourceManager::registerDbCredentialsProvider(IDbCredentialsProvider *provider)
+{
+    m_dbCredentialsProvider = provider;
+}
+
 void DataSourceManager::addCallbackDatasource(ICallbackDatasource *datasource, const QString& name)
 {
     IDataSource* datasourceIntf = dynamic_cast<IDataSource*>(datasource);
@@ -567,6 +572,11 @@ int DataSourceManager::connectionIndexByName(const QString &connectionName)
     return -1;
 }
 
+QList<ConnectionDesc *>& DataSourceManager::conections()
+{
+    return m_connections;
+}
+
 bool DataSourceManager::dataSourceIsValid(const QString &name)
 {
     if (m_datasources.value(name.toLower())) return !m_datasources.value(name.toLower())->isInvalid();
@@ -704,10 +714,19 @@ void DataSourceManager::putProxyDesc(ProxyDesc *proxyDesc)
 bool DataSourceManager::initAndOpenDB(QSqlDatabase& db, ConnectionDesc& connectionDesc){
 
     bool connected = false;
+
+
     db.setHostName(replaceVariables(connectionDesc.host()));
     db.setUserName(replaceVariables(connectionDesc.userName()));
     db.setPassword(replaceVariables(connectionDesc.password()));
 
+    if (!connectionDesc.keepDBCredentials() && m_dbCredentialsProvider){
+        if (!m_dbCredentialsProvider->getUserName(connectionDesc.name()).isEmpty())
+            db.setUserName(m_dbCredentialsProvider->getUserName(connectionDesc.name()));
+        if (!m_dbCredentialsProvider->getPassword(connectionDesc.name()).isEmpty())
+            db.setPassword(m_dbCredentialsProvider->getPassword(connectionDesc.name()));
+    }
+
     QString dbName = replaceVariables(connectionDesc.databaseName());
     if (connectionDesc.driver().compare("QSQLITE")==0){
         if (!defaultDatabasePath().isEmpty()){
@@ -726,7 +745,6 @@ bool DataSourceManager::initAndOpenDB(QSqlDatabase& db, ConnectionDesc& connecti
     }
 
     connected=db.open();
-    connectionDesc.setInternal(true);
     if (!connected) setLastError(db.lastError().text());
     return  connected;
 }
@@ -758,10 +776,17 @@ bool DataSourceManager::connectConnection(ConnectionDesc *connectionDesc)
     }
 
     if (!QSqlDatabase::contains(connectionDesc->name())){
-        QSqlDatabase db = QSqlDatabase::addDatabase(connectionDesc->driver(),connectionDesc->name());
-        connected=initAndOpenDB(db, *connectionDesc);
+        QString dbError;
+        {
+            QSqlDatabase db = QSqlDatabase::addDatabase(connectionDesc->driver(),connectionDesc->name());
+            connectionDesc->setInternal(true);
+            connected=initAndOpenDB(db, *connectionDesc);
+            dbError = db.lastError().text();
+        }
         if (!connected){
-            setLastError(db.lastError().text());
+            if (!dbError.trimmed().isEmpty())
+                setLastError(dbError);
+            QSqlDatabase::removeDatabase(connectionDesc->name());
             return false;
         }
     } else {
@@ -868,8 +893,9 @@ bool DataSourceManager::isConnection(const QString &connectionName)
 
 bool DataSourceManager::isConnectionConnected(const QString &connectionName)
 {
-    if (isConnection(connectionName)){
-        return QSqlDatabase::database(connectionName).isOpen();
+    if (isConnection(connectionName) && QSqlDatabase::contains(connectionName)){
+        QSqlDatabase db = QSqlDatabase::database(connectionName);
+        return db.isValid() && QSqlDatabase::database(connectionName).isOpen();
     }
     return false;
 }
@@ -893,8 +919,10 @@ void DataSourceManager::disconnectConnection(const QString& connectionName)
 
     ConnectionDesc* connectionDesc = connectionByName(connectionName);
     if (connectionDesc->isInternal()){
-        QSqlDatabase db = QSqlDatabase::database(connectionName);
-        if (db.isOpen()) db.close();
+        {
+            QSqlDatabase db = QSqlDatabase::database(connectionName);
+            if (db.isOpen()) db.close();
+        }
         if (QSqlDatabase::contains(connectionName)) QSqlDatabase::removeDatabase(connectionName);
     }
 
diff --git a/limereport/lrdatasourcemanager.h b/limereport/lrdatasourcemanager.h
index c60bfa5..77967c5 100644
--- a/limereport/lrdatasourcemanager.h
+++ b/limereport/lrdatasourcemanager.h
@@ -115,6 +115,7 @@ public:
     bool addModel(const QString& name, QAbstractItemModel *model, bool owned);
     void removeModel(const QString& name);
     ICallbackDatasource* createCallbackDatasouce(const QString &name);
+    void registerDbCredentialsProvider(IDbCredentialsProvider *provider);
     void addCallbackDatasource(ICallbackDatasource *datasource, const QString &name);
     void setReportVariable(const QString& name, const QVariant& value);
     void deleteVariable(const QString& name);
@@ -150,6 +151,7 @@ public:
     int proxyIndexByName(const QString& dataSourceName);
     int connectionIndexByName(const QString& connectionName);
 
+    QList<ConnectionDesc *> &conections();
     bool dataSourceIsValid(const QString& name);
     IDataSource* dataSource(const QString& name);
     IDataSourceHolder* dataSourceHolder(const QString& name);
@@ -250,8 +252,7 @@ private:
     ReportSettings* m_reportSettings;
     QHash<QString,int> m_groupFunctionsExpressionsMap;
     QVector<QString> m_groupFunctionsExpressions;
-
-
+    IDbCredentialsProvider* m_dbCredentialsProvider;
 };
 
 }
diff --git a/limereport/lrdatasourcemanagerintf.h b/limereport/lrdatasourcemanagerintf.h
index 85cf388..57bd0c1 100644
--- a/limereport/lrdatasourcemanagerintf.h
+++ b/limereport/lrdatasourcemanagerintf.h
@@ -37,18 +37,25 @@ class QString;
 class QAbstractItemModel;
 namespace LimeReport{
 
+class IDbCredentialsProvider{
+public:
+    virtual QString getUserName(const QString& connectionName) = 0;
+    virtual QString getPassword(const QString& connectionName) = 0;
+};
+
 class IDataSourceManager{
 public:
-    virtual void setReportVariable(const QString& name, const QVariant& value)=0;
-    virtual void setDefaultDatabasePath(const QString &defaultDatabasePath)=0;
-    virtual void deleteVariable(const QString& name)=0;
-    virtual bool containsVariable(const QString& variableName)=0;
-    virtual QVariant variable(const QString& variableName)=0;
-    virtual bool addModel(const QString& name, QAbstractItemModel *model, bool owned)=0;
-    virtual void removeModel(const QString& name)=0;
-    virtual bool containsDatasource(const QString& dataSourceName)=0;
+    virtual void setReportVariable(const QString& name, const QVariant& value) = 0;
+    virtual void setDefaultDatabasePath(const QString &defaultDatabasePath) = 0;
+    virtual void deleteVariable(const QString& name) = 0;
+    virtual bool containsVariable(const QString& variableName) = 0;
+    virtual QVariant variable(const QString& variableName) = 0;
+    virtual bool addModel(const QString& name, QAbstractItemModel *model, bool owned) = 0;
+    virtual void removeModel(const QString& name) = 0;
+    virtual bool containsDatasource(const QString& dataSourceName) = 0;
     virtual void clearUserVariables()=0;
     virtual ICallbackDatasource* createCallbackDatasouce(const QString& name) = 0;
+    virtual void registerDbCredentialsProvider(IDbCredentialsProvider* provider) = 0;
     //virtual void addCallbackDatasource(ICallbackDatasource* datasource, const QString& name) = 0;
 };
 
diff --git a/limereport/lrreportengine.cpp b/limereport/lrreportengine.cpp
index 113dbfa..d4b4fa2 100644
--- a/limereport/lrreportengine.cpp
+++ b/limereport/lrreportengine.cpp
@@ -59,7 +59,7 @@ ReportEnginePrivate::ReportEnginePrivate(QObject *parent) :
     m_printer(new QPrinter(QPrinter::HighResolution)), m_printerSelected(false),
     m_showProgressDialog(true), m_reportName(""), m_activePreview(0),
     m_previewWindowIcon(":/report/images/logo32"), m_previewWindowTitle(tr("Preview")),
-    m_reportRendering(false), m_resultIsEditable(true)
+    m_reportRendering(false), m_resultIsEditable(true), m_passPhrase("HjccbzHjlbyfCkjy")
 {
     m_datasources = new DataSourceManager(this);
     m_datasources->setReportSettings(&m_reportSettings);
@@ -513,14 +513,29 @@ bool ReportEnginePrivate::loadFromFile(const QString &fileName)
 {
     if (!QFile::exists(fileName)) return false;
 
-    clearReport();
+    clearReport();    
 
     ItemsReaderIntf::Ptr reader = FileXMLReader::create(fileName);
+    reader->setPassPhrase(m_passPhrase);
     if (reader->first()){
         if (reader->readItem(this)){
             m_fileName=fileName;
             QFileInfo fi(fileName);
             m_reportName = fi.fileName();
+
+            QString dbSettingFileName = fi.absolutePath()+"/"+fi.baseName()+".db";
+            if (QFile::exists(dbSettingFileName)){
+                QSettings dbcredentals(dbSettingFileName, QSettings::IniFormat);
+                foreach (ConnectionDesc* connection, dataManager()->conections()) {
+                    if (!connection->keepDBCredentials()){
+                        dbcredentals.beginGroup(connection->name());
+                        connection->setUserName(dbcredentals.value("user").toString());
+                        connection->setPassword(dbcredentals.value("password").toString());
+                        dbcredentals.endGroup();
+                    }
+                }
+            }
+
             dataManager()->connectAutoConnections();
             return true;
         };
@@ -533,6 +548,7 @@ bool ReportEnginePrivate::loadFromByteArray(QByteArray* data, const QString &nam
     clearReport();
 
     ItemsReaderIntf::Ptr reader = ByteArrayXMLReader::create(data);
+    reader->setPassPhrase(m_passPhrase);
     if (reader->first()){
         if (reader->readItem(this)){
             m_fileName = "";
@@ -548,6 +564,7 @@ bool ReportEnginePrivate::loadFromString(const QString &report, const QString &n
     clearReport();
 
     ItemsReaderIntf::Ptr reader = StringXMLreader::create(report);
+    reader->setPassPhrase(m_passPhrase);
     if (reader->first()){
         if (reader->readItem(this)){
             m_fileName = "";
@@ -566,10 +583,35 @@ bool ReportEnginePrivate::saveToFile(const QString &fileName)
     if (fi.suffix().isEmpty())
         fn+=".lrxml";
 
+    QString dbSettingFileName = fi.absolutePath()+"/"+fi.baseName()+".db";
+    QSettings dbcredentals(dbSettingFileName, QSettings::IniFormat);
+
+    foreach (ConnectionDesc* connection, dataManager()->conections()) {
+        if (!connection->keepDBCredentials()){
+            dbcredentals.beginGroup(connection->name());
+            dbcredentals.setValue("user",connection->userName());
+            dbcredentals.setValue("password",connection->password());
+            dbcredentals.endGroup();
+            connection->setPassword("");
+            connection->setUserName("");
+        }
+    }
+
     QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+    writer->setPassPhrase(m_passPhrase);
     writer->putItem(this);
-    m_fileName=fn;
+    m_fileName=fn;   
     bool saved = writer->saveToFile(fn);
+
+    foreach (ConnectionDesc* connection, dataManager()->conections()) {
+        if (!connection->keepDBCredentials()){
+            dbcredentals.beginGroup(connection->name());
+            connection->setUserName(dbcredentals.value("user").toString());
+            connection->setPassword(dbcredentals.value("password").toString());
+            dbcredentals.endGroup();
+        }
+    }
+
     if (saved){
         foreach(PageDesignIntf* page, m_pages){
             page->setToSaved();
@@ -581,6 +623,7 @@ bool ReportEnginePrivate::saveToFile(const QString &fileName)
 QByteArray ReportEnginePrivate::saveToByteArray()
 {
     QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+    writer->setPassPhrase(m_passPhrase);
     writer->putItem(this);
     QByteArray result = writer->saveToByteArray();
     if (!result.isEmpty()){
@@ -593,6 +636,7 @@ QByteArray ReportEnginePrivate::saveToByteArray()
 
 QString ReportEnginePrivate::saveToString(){
     QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+    writer->setPassPhrase(m_passPhrase);
     writer->putItem(this);
     QString result = writer->saveToString();
     if (!result.isEmpty()){
@@ -629,6 +673,11 @@ QString ReportEnginePrivate::renderToString()
     }else return QString();
 }
 
+void ReportEnginePrivate::setPassPhrase(const QString &passPhrase)
+{
+    m_passPhrase = passPhrase;
+}
+
 bool ReportEnginePrivate::resultIsEditable() const
 {
     return m_resultIsEditable;
@@ -807,6 +856,12 @@ bool ReportEngine::isBusy()
     return d->isBusy();
 }
 
+void ReportEngine::setPassPharse(QString &passPharse)
+{
+    Q_D(ReportEngine);
+    d->setPassPhrase(passPharse);
+}
+
 void ReportEngine::setShowProgressDialog(bool value)
 {
     Q_D(ReportEngine);
diff --git a/limereport/lrreportengine.h b/limereport/lrreportengine.h
index a07d519..9bd87b5 100644
--- a/limereport/lrreportengine.h
+++ b/limereport/lrreportengine.h
@@ -102,6 +102,7 @@ public:
     void setResultEditable(bool value);
     bool resultIsEditable();
     bool isBusy();
+    void setPassPharse(QString& passPharse);
 signals:
     void renderStarted();
     void renderFinished();
diff --git a/limereport/lrreportengine_p.h b/limereport/lrreportengine_p.h
index 85aff24..4ec3508 100644
--- a/limereport/lrreportengine_p.h
+++ b/limereport/lrreportengine_p.h
@@ -125,6 +125,8 @@ public:
     bool resultIsEditable() const;
     void setResultEditable(bool value);
 
+    void setPassPhrase(const QString &passPhrase);
+
 signals:
     void    pagesLoadFinished();
     void    datasourceCollectionLoadFinished(const QString& collectionName);
@@ -175,6 +177,7 @@ private:
     ReportSettings m_reportSettings;
     bool m_reportRendering;
     bool m_resultIsEditable;
+    QString m_passPhrase;
 };
 
 }
diff --git a/limereport/lrsimplecrypt.cpp b/limereport/lrsimplecrypt.cpp
index 0b9aa06..d79273e 100644
--- a/limereport/lrsimplecrypt.cpp
+++ b/limereport/lrsimplecrypt.cpp
@@ -41,6 +41,8 @@ const int b = 16;             /* number of bytes in key            */
 const int c = 4;              /* number  words in key = ceil(8*b/w)*/
 const int t = 26;             /* size of table S = 2*(r+1) words   */
 
+const char* passPhrase = "HjccbzHjlbyfCkjy";
+
 WORD P = 0xb7e15163, Q = 0x9e3779b9;
 
 #define ROTL(x,y) (((x)<<(y&(w-1))) | ((x)>>(w-(y&(w-1)))))
@@ -64,11 +66,15 @@ namespace LimeReport {
 
 class ChipperPrivate{
     friend class Chipper;
+public:
+    ChipperPrivate():m_prepared(false){}
+    bool isPrepared(){ return m_prepared;}
 private:
     void RC5_SETUP(const char *K);
     void RC5_ENCRYPT(WORD *pt, WORD *ct);
     void RC5_DECRYPT(WORD *ct, WORD *pt);
     WORD S[26];
+    bool m_prepared;
 };
 
 void ChipperPrivate::RC5_SETUP(const char *K)
@@ -82,6 +88,7 @@ void ChipperPrivate::RC5_SETUP(const char *K)
         A = S[i] = ROTL(S[i]+(A+B),3);
         B = L[j] = ROTL(L[j]+(A+B),(A+B));
     }
+    m_prepared = true;
 }
 
 void ChipperPrivate::RC5_ENCRYPT(WORD *pt, WORD *ct)
@@ -111,7 +118,8 @@ QByteArray Chipper::cryptString(QString value)
     buff += value;
     WTB pt, ct, prior;
 
-    d->RC5_SETUP("HjccbzHjlbyfCkjy");
+    if (!d->isPrepared())
+        d->RC5_SETUP(passPhrase);
 
     prior.word[0]=0;
     prior.word[1]=0;
@@ -144,7 +152,8 @@ QString Chipper::decryptByteArray(QByteArray value)
     QByteArray result;
     WTB pt, ct, prior;
 
-    d->RC5_SETUP("HjccbzHjlbyfCkjy");
+    if (!d->isPrepared())
+        d->RC5_SETUP(passPhrase);
     prior.word[0] = 0;
     prior.word[1] = 0;
 
@@ -174,6 +183,14 @@ QString Chipper::decryptByteArray(QByteArray value)
 
 Chipper::Chipper(): d(new ChipperPrivate()){}
 
+Chipper::Chipper(QString passphrase): d(new ChipperPrivate())
+{
+    if (!passphrase.trimmed().isEmpty()){
+        passphrase = passphrase.leftJustified(16,'#');
+        d->RC5_SETUP(passphrase.toLatin1().data());
+    }
+}
+
 Chipper::~Chipper()
 {
     delete d;
diff --git a/limereport/lrsimplecrypt.h b/limereport/lrsimplecrypt.h
index 68978b5..4088726 100644
--- a/limereport/lrsimplecrypt.h
+++ b/limereport/lrsimplecrypt.h
@@ -42,6 +42,7 @@ public:
     QByteArray cryptString(QString value);
     QString decryptByteArray(QByteArray value);
     Chipper();
+    Chipper(QString passphrase);
     ~Chipper();
 private:
     ChipperPrivate* d;
diff --git a/limereport/serializators/lrserializatorintf.h b/limereport/serializators/lrserializatorintf.h
index ce6a44b..b16263a 100644
--- a/limereport/serializators/lrserializatorintf.h
+++ b/limereport/serializators/lrserializatorintf.h
@@ -35,10 +35,16 @@ namespace LimeReport {
 class SerializatorIntf
 {
 public:
-    virtual QVariant loadValue()=0;
-    virtual void save(const QVariant& value,QString name)=0;
+    virtual QVariant loadValue() = 0;
+    virtual void save(const QVariant& value,QString name) = 0;
     virtual ~SerializatorIntf(){}
 };
 
+class CryptedSerializator : public virtual SerializatorIntf
+{
+public:
+    virtual void setPassPhrase(const QString& passPhrase) = 0;
+};
+
 }
 #endif // LRSERIALIZATORINTF_H
diff --git a/limereport/serializators/lrstorageintf.h b/limereport/serializators/lrstorageintf.h
index 85fb7ad..74b83ef 100644
--- a/limereport/serializators/lrstorageintf.h
+++ b/limereport/serializators/lrstorageintf.h
@@ -39,18 +39,19 @@ namespace LimeReport{
 
 class ObjectLoadingStateIntf{
 public:
-    virtual bool isLoading()=0;
-    virtual void objectLoadStarted()=0;
-    virtual void objectLoadFinished()=0;
+    virtual bool isLoading() = 0;
+    virtual void objectLoadStarted() = 0;
+    virtual void objectLoadFinished() = 0;
 };
 
 class ItemsWriterIntf
 {
 public:
-    virtual void putItem(QObject* item)=0;
+    virtual void putItem(QObject* item) = 0;
     virtual bool saveToFile(QString fileName) = 0;
     virtual QString saveToString() = 0;
     virtual QByteArray saveToByteArray() = 0;
+    virtual void setPassPhrase(const QString& passPhrase) = 0;
     virtual ~ItemsWriterIntf(){}
 };
 
@@ -58,14 +59,15 @@ class ItemsReaderIntf
 {
 public:
     typedef QSharedPointer<ItemsReaderIntf> Ptr;
-    virtual bool first()=0;
-    virtual bool next()=0;
-    virtual bool prior()=0;
-    virtual QString itemType()=0;
-    virtual QString itemClassName()=0;
-    virtual bool readItem(QObject *item)=0;
-    virtual int firstLevelItemsCount()=0;
-    virtual QString lastError()=0;
+    virtual bool first() = 0;
+    virtual bool next() = 0;
+    virtual bool prior() = 0;
+    virtual QString itemType() = 0;
+    virtual QString itemClassName() = 0;
+    virtual bool readItem(QObject *item) = 0;
+    virtual int firstLevelItemsCount() = 0;
+    virtual QString lastError() = 0;
+    virtual void setPassPhrase(const QString& passPhrase) = 0;
     virtual ~ItemsReaderIntf(){}
 };
 
diff --git a/limereport/serializators/lrxmlbasetypesserializators.cpp b/limereport/serializators/lrxmlbasetypesserializators.cpp
index ebc4260..c0c2ce7 100644
--- a/limereport/serializators/lrxmlbasetypesserializators.cpp
+++ b/limereport/serializators/lrxmlbasetypesserializators.cpp
@@ -109,7 +109,7 @@ void XmlQStringSerializator::save(const QVariant &value, QString name)
     QDomElement _node = doc()->createElement(name);
     _node.setAttribute("Type","QString");
     if (name.compare("password")==0){
-        Chipper chipper;
+        Chipper chipper(passPhrase());
         QByteArray ba = chipper.cryptString(value.toString());
         //ba.append();
         _node.setAttribute("Value",QString(ba.toBase64()));
@@ -123,7 +123,7 @@ QVariant XmlQStringSerializator::loadValue()
 {
     if (node()->tagName().compare("password")==0){
         QByteArray ba;
-        Chipper chipper;
+        Chipper chipper(passPhrase());
         ba.append(node()->attribute("Value").toLatin1());
         return chipper.decryptByteArray(QByteArray::fromBase64(ba));
     } else
diff --git a/limereport/serializators/lrxmlbasetypesserializators.h b/limereport/serializators/lrxmlbasetypesserializators.h
index 70bd40d..56f62c1 100644
--- a/limereport/serializators/lrxmlbasetypesserializators.h
+++ b/limereport/serializators/lrxmlbasetypesserializators.h
@@ -36,7 +36,7 @@
 
 namespace LimeReport{
 
-class XmlBaseSerializator : public SerializatorIntf{
+class XmlBaseSerializator : public virtual SerializatorIntf{
 public:
     XmlBaseSerializator(QDomDocument *doc, QDomElement *node):m_doc(doc),m_node(node){}
 protected:
@@ -48,10 +48,21 @@ private:
     QDomElement     *m_node;
 };
 
-class XmlQStringSerializator : public XmlBaseSerializator
+class XmlCryptedSerializator : public XmlBaseSerializator, public virtual CryptedSerializator{
+public:
+    XmlCryptedSerializator(QDomDocument *doc, QDomElement *node)
+        :XmlBaseSerializator(doc, node){}
+    virtual void setPassPhrase(const QString& passPhrase) {m_passPhrase = passPhrase;}
+protected:
+    QString passPhrase(){ return m_passPhrase;}
+private:
+    QString m_passPhrase;
+};
+
+class XmlQStringSerializator : public XmlCryptedSerializator
 {
 public:
-    XmlQStringSerializator(QDomDocument *doc, QDomElement *node):XmlBaseSerializator(doc,node){}
+    XmlQStringSerializator(QDomDocument *doc, QDomElement *node):XmlCryptedSerializator(doc,node){}
 private:
     virtual void save(const QVariant &value,QString name);
     virtual QVariant loadValue();
diff --git a/limereport/serializators/lrxmlreader.cpp b/limereport/serializators/lrxmlreader.cpp
index 545c4ca..bee2ff8 100644
--- a/limereport/serializators/lrxmlreader.cpp
+++ b/limereport/serializators/lrxmlreader.cpp
@@ -135,6 +135,11 @@ QString XMLReader::lastError()
     return m_error;
 }
 
+void XMLReader::setPassPhrase(const QString &passPhrase)
+{
+    m_passPhrase = passPhrase;
+}
+
 bool XMLReader::extractFirstNode()
 {
     if (m_firstNode.isNull()){
@@ -166,6 +171,10 @@ QVariant XMLReader::getValue(QDomElement *node)
 
     if (creator) {
         QScopedPointer<SerializatorIntf>serializator(creator(m_doc.data(),node));
+        CryptedSerializator* cs = dynamic_cast<CryptedSerializator*>(serializator.data());
+        if (cs){
+            cs->setPassPhrase(m_passPhrase);
+        }
         return serializator->loadValue();
     }
     return QVariant();
diff --git a/limereport/serializators/lrxmlreader.h b/limereport/serializators/lrxmlreader.h
index f677c68..0bc17ee 100644
--- a/limereport/serializators/lrxmlreader.h
+++ b/limereport/serializators/lrxmlreader.h
@@ -44,14 +44,17 @@ public:
     XMLReader();
     XMLReader(QSharedPointer<QDomDocument> doc);
 protected:
+//ItemsReaderIntf interface
+    bool first();
+    bool next();
+    bool prior();
+    QString itemType();
+    QString itemClassName();
+    bool readItem(QObject *item);
+    int firstLevelItemsCount();
+    QString lastError();
+    void setPassPhrase(const QString &passPhrase);
 
-    virtual bool first();
-    virtual bool next();
-    virtual bool prior();
-    virtual QString itemType();
-    virtual QString itemClassName();
-    virtual bool readItem(QObject *item);
-    virtual int firstLevelItemsCount();
     virtual bool prepareReader(QDomDocument *doc);
 
     void readItemFromNode(QObject *item, QDomElement *node);
@@ -60,7 +63,7 @@ protected:
     void readCollection(QObject *item, QDomElement *node);
     QVariant getValue(QDomElement *node);
 
-    virtual QString lastError();
+
 protected:
     bool extractFirstNode();
     QString m_error;
@@ -68,6 +71,11 @@ private:
     QSharedPointer<QDomDocument> m_doc;
     QDomElement m_curNode;
     QDomElement m_firstNode;
+    QString m_passPhrase;
+
+
+
+
 };
 
 class FileXMLReader : public XMLReader{
diff --git a/limereport/serializators/lrxmlwriter.cpp b/limereport/serializators/lrxmlwriter.cpp
index 1a6e68a..3038373 100644
--- a/limereport/serializators/lrxmlwriter.cpp
+++ b/limereport/serializators/lrxmlwriter.cpp
@@ -113,6 +113,11 @@ QByteArray XMLWriter::saveToByteArray()
     return res;
 }
 
+void XMLWriter::setPassPhrase(const QString &passPhrase)
+{
+    m_passPhrase = passPhrase;
+}
+
 QDomElement XMLWriter::putQObjectItem(QString name, QObject *item)
 {
     Q_UNUSED(name)
@@ -158,6 +163,10 @@ void XMLWriter::saveProperty(QString name, QObject* item, QDomElement *node)
 
     if (creator) {
         QScopedPointer<SerializatorIntf> serializator(creator(m_doc.data(),node));
+        CryptedSerializator* cs = dynamic_cast<CryptedSerializator*>(serializator.data());
+        if (cs){
+            cs->setPassPhrase(m_passPhrase);
+        }
         serializator->save(
             item->property(name.toLatin1()),
             name
diff --git a/limereport/serializators/lrxmlwriter.h b/limereport/serializators/lrxmlwriter.h
index 399e2e2..0259a75 100644
--- a/limereport/serializators/lrxmlwriter.h
+++ b/limereport/serializators/lrxmlwriter.h
@@ -44,10 +44,13 @@ public:
     XMLWriter(QSharedPointer<QDomDocument> doc);
     ~XMLWriter() {}
 private:
+    // ItemsWriterIntf interface
     void  putItem(QObject* item);
     bool  saveToFile(QString fileName);
     QString saveToString();
     QByteArray saveToByteArray();
+    void setPassPhrase(const QString &passPhrase);
+
     void init();
     QDomElement putQObjectItem(QString name, QObject* item);
     void putChildQObjectItem(QString name, QObject* item, QDomElement* parentNode);
@@ -66,6 +69,7 @@ private:
     QSharedPointer<QDomDocument> m_doc;
     QString m_fileName;
     QDomElement m_rootElement;
+    QString m_passPhrase;
 };
 
 }