diff --git a/Launcher/src/main/java/pro/gravit/launcher/LauncherEngine.java b/Launcher/src/main/java/pro/gravit/launcher/LauncherEngine.java
index d8070087..f2c2421e 100644
--- a/Launcher/src/main/java/pro/gravit/launcher/LauncherEngine.java
+++ b/Launcher/src/main/java/pro/gravit/launcher/LauncherEngine.java
@@ -1,7 +1,9 @@
 package pro.gravit.launcher;
 
+import pro.gravit.launcher.api.SystemService;
 import pro.gravit.launcher.client.*;
 import pro.gravit.launcher.client.events.ClientEngineInitPhase;
+import pro.gravit.launcher.client.events.ClientExitPhase;
 import pro.gravit.launcher.client.events.ClientPreGuiPhase;
 import pro.gravit.launcher.guard.LauncherGuardManager;
 import pro.gravit.launcher.gui.NoRuntimeProvider;
@@ -10,11 +12,13 @@
 import pro.gravit.launcher.managers.ClientGsonManager;
 import pro.gravit.launcher.managers.ClientHookManager;
 import pro.gravit.launcher.managers.ConsoleManager;
+import pro.gravit.launcher.modules.events.ClosePhase;
 import pro.gravit.launcher.modules.events.PreConfigPhase;
 import pro.gravit.launcher.request.Request;
 import pro.gravit.launcher.request.RequestException;
 import pro.gravit.launcher.request.auth.RestoreSessionRequest;
 import pro.gravit.launcher.request.websockets.StdWebSocketService;
+import pro.gravit.launcher.utils.NativeJVMHalt;
 import pro.gravit.utils.helper.*;
 
 import java.io.IOException;
@@ -53,6 +57,18 @@ public static void checkClass(Class<?> clazz) throws SecurityException {
         }
     }
 
+    public static void exitLauncher(int code)
+    {
+        modulesManager.invokeEvent(new ClientExitPhase(code));
+        try {
+            System.exit(code);
+        } catch (Exception e) //Forge Security Manager?
+        {
+            NativeJVMHalt.haltA(code);
+        }
+
+    }
+
     public static void main(String... args) throws Throwable {
         JVMHelper.checkStackTrace(LauncherEngine.class);
         JVMHelper.verifySystemProperties(Launcher.class, true);
@@ -84,7 +100,7 @@ public static void main(String... args) throws Throwable {
         LogHelper.debug("Launcher started in %dms", endTime - startTime);
         //Request.service.close();
         //FunctionalBridge.close();
-        System.exit(0);
+        SystemService.exit(0);
     }
 
     public static void initGson(ClientModuleManager modulesManager) {
diff --git a/Launcher/src/main/java/pro/gravit/launcher/api/AuthService.java b/Launcher/src/main/java/pro/gravit/launcher/api/AuthService.java
index 009b99cf..b6e08d02 100644
--- a/Launcher/src/main/java/pro/gravit/launcher/api/AuthService.java
+++ b/Launcher/src/main/java/pro/gravit/launcher/api/AuthService.java
@@ -1,6 +1,7 @@
 package pro.gravit.launcher.api;
 
 import pro.gravit.launcher.ClientPermissions;
+import pro.gravit.launcher.profiles.ClientProfile;
 
 import java.util.UUID;
 
@@ -8,6 +9,7 @@ public class AuthService {
     public static String username;
     public static ClientPermissions permissions = new ClientPermissions();
     public static UUID uuid;
+    public static ClientProfile profile;
 
     public static boolean isAdmin() {
         return permissions.canAdmin;
diff --git a/Launcher/src/main/java/pro/gravit/launcher/api/SystemService.java b/Launcher/src/main/java/pro/gravit/launcher/api/SystemService.java
new file mode 100644
index 00000000..170cfaf4
--- /dev/null
+++ b/Launcher/src/main/java/pro/gravit/launcher/api/SystemService.java
@@ -0,0 +1,25 @@
+package pro.gravit.launcher.api;
+
+import pro.gravit.launcher.LauncherEngine;
+import pro.gravit.launcher.profiles.ClientProfile;
+import pro.gravit.utils.helper.LogHelper;
+
+public class SystemService {
+    private SystemService() {
+        throw new UnsupportedOperationException();
+    }
+    public static void exit(int code)
+    {
+        LauncherEngine.exitLauncher(code);
+    }
+    public static void setSecurityManager(SecurityManager s)
+    {
+        LogHelper.debug("Try set security manager %s", s == null ? "null" : s.getClass().getName());
+        if(AuthService.profile == null || AuthService.profile.securityManagerConfig == ClientProfile.SecurityManagerConfig.NONE) return;
+        if(AuthService.profile.securityManagerConfig == ClientProfile.SecurityManagerConfig.CLIENT)
+        {
+            System.setSecurityManager(s);
+        }
+        //TODO NEXT
+    }
+}
diff --git a/Launcher/src/main/java/pro/gravit/launcher/client/ClientLauncher.java b/Launcher/src/main/java/pro/gravit/launcher/client/ClientLauncher.java
index 046ebf9c..9fe5a32e 100644
--- a/Launcher/src/main/java/pro/gravit/launcher/client/ClientLauncher.java
+++ b/Launcher/src/main/java/pro/gravit/launcher/client/ClientLauncher.java
@@ -463,6 +463,7 @@ public static void main(String... args) throws Throwable {
         HashedDir assetHDir = p.assetHDir, clientHDir = p.clientHDir;
         ClientLaunchContext context = new ClientLaunchContext(params, profile, assetHDir, clientHDir);
         Launcher.profile = profile;
+        AuthService.profile = profile;
         playerProfile = params.pp;
         Request.setSession(params.session);
         checkJVMBitsAndVersion();
diff --git a/Launcher/src/main/java/pro/gravit/launcher/client/events/ClientExitPhase.java b/Launcher/src/main/java/pro/gravit/launcher/client/events/ClientExitPhase.java
new file mode 100644
index 00000000..230ea6d8
--- /dev/null
+++ b/Launcher/src/main/java/pro/gravit/launcher/client/events/ClientExitPhase.java
@@ -0,0 +1,11 @@
+package pro.gravit.launcher.client.events;
+
+import pro.gravit.launcher.modules.events.ClosePhase;
+
+public class ClientExitPhase extends ClosePhase {
+    public final int code;
+
+    public ClientExitPhase(int code) {
+        this.code = code;
+    }
+}
diff --git a/LauncherAPI/src/main/java/pro/gravit/launcher/profiles/ClientProfile.java b/LauncherAPI/src/main/java/pro/gravit/launcher/profiles/ClientProfile.java
index 92435b5a..b5200379 100644
--- a/LauncherAPI/src/main/java/pro/gravit/launcher/profiles/ClientProfile.java
+++ b/LauncherAPI/src/main/java/pro/gravit/launcher/profiles/ClientProfile.java
@@ -69,6 +69,14 @@ public String toString() {
     }
 
     public static final boolean profileCaseSensitive = Boolean.getBoolean("launcher.clientProfile.caseSensitive");
+    public enum SecurityManagerConfig
+    {
+        NONE, CLIENT, LAUNCHER, MIXED
+    }
+    public enum ClassLoaderConfig
+    {
+        AGENT, LAUNCHER
+    }
 
     private static final FileNameMatcher ASSET_MATCHER = new FileNameMatcher(
             new String[0], new String[]{"indexes", "objects"}, new String[0]);
@@ -122,6 +130,10 @@ public String toString() {
     private final List<String> clientArgs = new ArrayList<>();
     @LauncherNetworkAPI
     private final List<String> whitelist = new ArrayList<>();
+    @LauncherNetworkAPI
+    public SecurityManagerConfig securityManagerConfig = SecurityManagerConfig.CLIENT;
+    @LauncherNetworkAPI
+    public ClassLoaderConfig classLoaderConfig = ClassLoaderConfig.LAUNCHER;
 
     @Override
     public int compareTo(ClientProfile o) {