diff --git a/Launcher/build.gradle b/Launcher/build.gradle
index 79220380..0f716c96 100644
--- a/Launcher/build.gradle
+++ b/Launcher/build.gradle
@@ -28,6 +28,7 @@
 dependencies {
 	pack project(':LauncherAPI') // Not error on obf.
 	bundle 'com.github.oshi:oshi-core:3.11.0'
+	bundle 'commons-codec:commons-codec:1.11'
 }
 
 task genRuntimeJS(type: Zip) {
diff --git a/Launcher/src/main/java/ru/gravit/launcher/guard/LauncherWrapperGuard.java b/Launcher/src/main/java/ru/gravit/launcher/guard/LauncherWrapperGuard.java
index 34793bfb..63a7f593 100644
--- a/Launcher/src/main/java/ru/gravit/launcher/guard/LauncherWrapperGuard.java
+++ b/Launcher/src/main/java/ru/gravit/launcher/guard/LauncherWrapperGuard.java
@@ -1,17 +1,18 @@
 package ru.gravit.launcher.guard;
 
 import ru.gravit.launcher.Launcher;
+import ru.gravit.launcher.LauncherConfig;
 import ru.gravit.launcher.client.ClientLauncherContext;
 import ru.gravit.launcher.client.DirBridge;
-import ru.gravit.utils.helper.IOHelper;
-import ru.gravit.utils.helper.JVMHelper;
-import ru.gravit.utils.helper.UnpackHelper;
+import ru.gravit.utils.helper.*;
 
 import java.io.IOException;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Base64;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Map;
 
 public class LauncherWrapperGuard implements LauncherGuardInterface {
     @Override
@@ -52,6 +53,19 @@ public void addCustomParams(ClientLauncherContext context) {
 
     @Override
     public void addCustomEnv(ClientLauncherContext context) {
-        context.builder.environment().put("JAVA_HOME", System.getProperty("java.home"));
+        Map<String,String> env = context.builder.environment();
+        env.put("JAVA_HOME", System.getProperty("java.home"));
+        LauncherConfig config = Launcher.getConfig();
+        if(config.guardLicenseName != null)
+            env.put("GUARD_LICENSE_NAME", config.guardLicenseName);
+        if(config.guardLicenseKey != null && config.guardLicenseEncryptKey != null)
+        {
+            try {
+                byte[] encrypt = SecurityHelper.encrypt(config.guardLicenseEncryptKey,config.guardLicenseKey);
+                env.put("GUARD_LICENSE_NAME", Base64.getEncoder().encodeToString(encrypt));
+            } catch (Exception e) {
+                LogHelper.error(e);
+            }
+        }
     }
 }
diff --git a/libLauncher/src/main/java/ru/gravit/launcher/LauncherConfig.java b/libLauncher/src/main/java/ru/gravit/launcher/LauncherConfig.java
index 15595196..6d21dfec 100644
--- a/libLauncher/src/main/java/ru/gravit/launcher/LauncherConfig.java
+++ b/libLauncher/src/main/java/ru/gravit/launcher/LauncherConfig.java
@@ -43,6 +43,10 @@ public static AutogenConfig getAutogenConfig() {
     public final boolean isDownloadJava;
     public final boolean isWarningMissArchJava;
 
+    public final String guardLicenseName;
+    public final String guardLicenseKey;
+    public final String guardLicenseEncryptKey;
+
     @LauncherAPI
     public LauncherConfig(HInput input) throws IOException, InvalidKeySpecException {
         String localAddress = config.address;
@@ -55,6 +59,9 @@ public LauncherConfig(HInput input) throws IOException, InvalidKeySpecException
         isDownloadJava = config.isDownloadJava;
         isUsingWrapper = config.isUsingWrapper;
         isWarningMissArchJava = config.isWarningMissArchJava;
+        guardLicenseEncryptKey = config.guardLicenseEncryptKey;
+        guardLicenseKey = config.guardLicenseKey;
+        guardLicenseName = config.guardLicenseName;
         nettyPort = config.nettyPort;
         LauncherEnvironment env;
         if (config.env == 0) env = LauncherEnvironment.DEV;
@@ -86,6 +93,9 @@ public LauncherConfig(String address, int port, RSAPublicKey publicKey, Map<Stri
         this.runtime = Collections.unmodifiableMap(new HashMap<>(runtime));
         this.projectname = projectname;
         this.clientPort = 32148;
+        this.guardLicenseName = "FREE";
+        this.guardLicenseKey = "AAAA-BBBB-CCCC-DDDD";
+        this.guardLicenseEncryptKey = "12345";
         isUsingWrapper = true;
         isDownloadJava = false;
         isWarningMissArchJava = true;
@@ -97,6 +107,9 @@ public LauncherConfig(String address, int port, RSAPublicKey publicKey, Map<Stri
         this.publicKey = Objects.requireNonNull(publicKey, "publicKey");
         this.runtime = Collections.unmodifiableMap(new HashMap<>(runtime));
         this.projectname = "Minecraft";
+        this.guardLicenseName = "FREE";
+        this.guardLicenseKey = "AAAA-BBBB-CCCC-DDDD";
+        this.guardLicenseEncryptKey = "12345";
         this.clientPort = 32148;
         isUsingWrapper = true;
         isDownloadJava = false;