diff --git a/src/cpp/Crypto/KeyPair.cpp b/src/cpp/Crypto/KeyPair.cpp
index 9bccc3fd8..35e659a51 100644
--- a/src/cpp/Crypto/KeyPair.cpp
+++ b/src/cpp/Crypto/KeyPair.cpp
@@ -135,7 +135,8 @@ bool KeyPair::savePrivKey(int userId)
 {
 	auto cm = ConnectionManager::getInstance();
 	auto em = ErrorManager::getInstance();
-	Poco::Data::Statement update(cm->getConnection(CONNECTION_MYSQL_LOGIN_SERVER));
+	auto mysql_session = cm->getConnection(CONNECTION_MYSQL_LOGIN_SERVER);
+	Poco::Data::Statement update(mysql_session);
 	Poco::Data::BLOB privkey_blob((const unsigned char*)(*mPrivateKey), mPrivateKey->size());
 
 	update << "UPDATE users set privkey = ? where id = ?",
diff --git a/src/cpp/Crypto/Obfus_array.h b/src/cpp/Crypto/Obfus_array.h
index c9affd91a..421d864c5 100644
--- a/src/cpp/Crypto/Obfus_array.h
+++ b/src/cpp/Crypto/Obfus_array.h
@@ -1,7 +1,7 @@
 #ifndef GRADIDO_LOGIN_SERVER_CRYPTO_OBFUS_ARRAY
 #define GRADIDO_LOGIN_SERVER_CRYPTO_OBFUS_ARRAY
 
-
+#include <stdio.h>
 
 class ObfusArray
 {
diff --git a/src/cpp/ServerConfig.cpp b/src/cpp/ServerConfig.cpp
index 975dbb8be..e3fd2a189 100644
--- a/src/cpp/ServerConfig.cpp
+++ b/src/cpp/ServerConfig.cpp
@@ -63,7 +63,7 @@ namespace ServerConfig {
 			return false;
 		}
 		if (realBinSize != crypto_shorthash_KEYBYTES) {
-			printf("[%s] serverKey hasn't valid size, expecting: %d, get: %d\n",
+			printf("[%s] serverKey hasn't valid size, expecting: %u, get: %lu\n",
 				__FUNCTION__, crypto_shorthash_KEYBYTES, realBinSize);
 			return false;
 		}
@@ -96,8 +96,9 @@ namespace ServerConfig {
 		int options = OPT_DEFAULTS,
 		const std::string& certificateStoreName = CERT_STORE_MY);
 		*/
-		
-		g_SSL_CLient_Context = new Context(Context::CLIENT_USE, "", Context::VERIFY_RELAXED, Context::OPT_DEFAULTS);
+		g_SSL_CLient_Context = new Context(Context::CLIENT_USE, "", "", "", Context::VERIFY_RELAXED, 9, true, "ALL:!ADH:!LOW:!EXP:!MD5:@STRENGTH");
+		// another poco version?
+		//g_SSL_CLient_Context = new Context(Context::CLIENT_USE, "", Context::VERIFY_RELAXED, Context::OPT_DEFAULTS);
 		SSLManager::instance().initializeClient(0, pCert, g_SSL_CLient_Context);
 
 		return true;
diff --git a/src/cpp/SingletonManager/ConnectionManager.h b/src/cpp/SingletonManager/ConnectionManager.h
index 03571f750..7562fdacf 100644
--- a/src/cpp/SingletonManager/ConnectionManager.h
+++ b/src/cpp/SingletonManager/ConnectionManager.h
@@ -9,7 +9,7 @@
 #include "Poco/Data/MySQL/Connector.h"
 #include "Poco/Exception.h"
 
-#include "../Model/ErrorList.h"
+#include "../model/ErrorList.h"
 
 enum ConnectionType {
 	CONNECTION_MYSQL_LOGIN_SERVER,
diff --git a/src/cpp/SingletonManager/ErrorManager.h b/src/cpp/SingletonManager/ErrorManager.h
index 802728ff1..442ccdbd8 100644
--- a/src/cpp/SingletonManager/ErrorManager.h
+++ b/src/cpp/SingletonManager/ErrorManager.h
@@ -15,7 +15,7 @@
 #include <list>
 #include <map>
 #include <cstring>
-#include "../Model/Error.h"
+#include "../model/Error.h"
 #include "../Crypto/DRHash.h"
 #include "../tasks/CPUTask.h"
 
diff --git a/src/cpp/SingletonManager/SessionManager.h b/src/cpp/SingletonManager/SessionManager.h
index 6998e5cc6..ad09c6736 100644
--- a/src/cpp/SingletonManager/SessionManager.h
+++ b/src/cpp/SingletonManager/SessionManager.h
@@ -11,7 +11,7 @@
 #define DR_LUA_WEB_MODULE_SESSION_MANAGER_H
 
 
-#include "../Model/Session.h"
+#include "../model/Session.h"
 
 #include "Poco/RegularExpression.h"
 
diff --git a/src/cpp/tasks/Task.h b/src/cpp/tasks/Task.h
index d69ddf4ba..aa2b1f14d 100644
--- a/src/cpp/tasks/Task.h
+++ b/src/cpp/tasks/Task.h
@@ -130,4 +130,4 @@ namespace UniLib {
     }
 }
 
-#endif __DR_UNIVERSUM_LIB_CONTROLLER_TASK_H__
\ No newline at end of file
+#endif //__DR_UNIVERSUM_LIB_CONTROLLER_TASK_H__
\ No newline at end of file