diff --git a/server/src/main/java/net/minecraft/server/MinecraftServer.java b/server/src/main/java/net/minecraft/server/MinecraftServer.java
index 1fda8fa..be47d20 100644
--- a/server/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/server/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -95,9 +95,6 @@ public class MinecraftServer implements Runnable, ICommandListener, IServer
     private List commands;
     public EntityTracker entityTracker[];
 
-    /** True if the server is in online mode. */
-    public boolean onlineMode;
-
     /** True if server has animals turned on */
     public boolean spawnPeacefulMobs;
     public boolean field_44002_p;
@@ -160,7 +157,6 @@ public class MinecraftServer implements Runnable, ICommandListener, IServer
         logger.info("Loading properties");
         propertyManagerObj = new PropertyManager(new File("server.properties"));
         hostname = propertyManagerObj.getStringProperty("server-ip", "");
-        onlineMode = propertyManagerObj.getBooleanProperty("online-mode", true);
         spawnPeacefulMobs = propertyManagerObj.getBooleanProperty("spawn-animals", true);
         field_44002_p = propertyManagerObj.getBooleanProperty("spawn-npcs", true);
         pvpOn = propertyManagerObj.getBooleanProperty("pvp", true);
@@ -189,14 +185,6 @@ public class MinecraftServer implements Runnable, ICommandListener, IServer
             return false;
         }
 
-        if (!onlineMode)
-        {
-            logger.warning("**** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!");
-            logger.warning("The server will make no attempt to authenticate usernames. Beware.");
-            logger.warning("While this makes the game possible to play without internet access, it also opens up the ability for hackers to connect with any username they choose.");
-            logger.warning("To change this, set \"online-mode\" to \"true\" in the server.settings file.");
-        }
-
         configManager = new ServerConfigurationManager(this);
         entityTracker[0] = new EntityTracker(this, 0);
         entityTracker[1] = new EntityTracker(this, -1);
diff --git a/server/src/main/java/net/minecraft/src/NetLoginHandler.java b/server/src/main/java/net/minecraft/src/NetLoginHandler.java
index 7c520dd..dcf4cd9 100644
--- a/server/src/main/java/net/minecraft/src/NetLoginHandler.java
+++ b/server/src/main/java/net/minecraft/src/NetLoginHandler.java
@@ -10,6 +10,7 @@ import ru.di9.minecraft.shared.network.packet.*;
 import ru.di9.minecraft.shared.potion.PotionEffect;
 import ru.di9.minecraft.shared.network.*;
 
+@SuppressWarnings("all")
 public class NetLoginHandler extends NetHandler
 {
     /** The Minecraft logger. */
@@ -98,15 +99,7 @@ public class NetLoginHandler extends NetHandler
 
     public void handleHandshake(Packet2Handshake par1Packet2Handshake)
     {
-        if (mcServer.onlineMode)
-        {
-            serverId = Long.toString(rand.nextLong(), 16);
-            netManager.addToSendQueue(new Packet2Handshake(serverId));
-        }
-        else
-        {
-            netManager.addToSendQueue(new Packet2Handshake("-"));
-        }
+        netManager.addToSendQueue(new Packet2Handshake("-"));
     }
 
     public void handleLogin(Packet1Login par1Packet1Login)
@@ -127,14 +120,7 @@ public class NetLoginHandler extends NetHandler
             return;
         }
 
-        if (!mcServer.onlineMode)
-        {
-            doLogin(par1Packet1Login);
-        }
-        else
-        {
-            (new ThreadLoginVerifier(this, par1Packet1Login)).start();
-        }
+        doLogin(par1Packet1Login);
     }
 
     /**
diff --git a/server/src/main/java/net/minecraft/src/ServerConfigurationManager.java b/server/src/main/java/net/minecraft/src/ServerConfigurationManager.java
index 71d98c8..afb00cf 100644
--- a/server/src/main/java/net/minecraft/src/ServerConfigurationManager.java
+++ b/server/src/main/java/net/minecraft/src/ServerConfigurationManager.java
@@ -12,6 +12,7 @@ import ru.di9.minecraft.shared.network.packet.*;
 import ru.di9.minecraft.shared.player.IPlayerFileData;
 import ru.di9.minecraft.shared.player.PlayerUsageSnooper;
 
+@SuppressWarnings("all")
 public class ServerConfigurationManager
 {
     /** Reference to the logger. */
@@ -926,7 +927,6 @@ public class ServerConfigurationManager
         playerusagesnooper.func_021y("players_current", Integer.valueOf(playersOnline()));
         playerusagesnooper.func_021y("players_max", Integer.valueOf(getMaxPlayers()));
         playerusagesnooper.func_021y("players_seen", Integer.valueOf(func_52019_t().length));
-        playerusagesnooper.func_021y("uses_auth", Boolean.valueOf(mcServer.onlineMode));
         playerusagesnooper.func_021y("server_brand", mcServer.func_52003_getServerModName());
         playerusagesnooper.func_022y();
     }
diff --git a/server/src/main/java/net/minecraft/src/ThreadLoginVerifier.java b/server/src/main/java/net/minecraft/src/ThreadLoginVerifier.java
deleted file mode 100644
index 5dafed9..0000000
--- a/server/src/main/java/net/minecraft/src/ThreadLoginVerifier.java
+++ /dev/null
@@ -1,49 +0,0 @@
-package net.minecraft.src;
-
-import ru.di9.minecraft.shared.network.packet.Packet1Login;
-
-import java.io.BufferedReader;
-import java.io.InputStreamReader;
-import java.net.URL;
-import java.net.URLEncoder;
-
-class ThreadLoginVerifier extends Thread
-{
-    /** The login packet to be verified. */
-    final Packet1Login loginPacket;
-
-    /** The login handler that spawned this thread. */
-    final NetLoginHandler loginHandler;
-
-    ThreadLoginVerifier(NetLoginHandler par1NetLoginHandler, Packet1Login par2Packet1Login)
-    {
-        loginHandler = par1NetLoginHandler;
-        loginPacket = par2Packet1Login;
-    }
-
-    public void run()
-    {
-        try
-        {
-            String s = NetLoginHandler.getServerId(loginHandler);
-            URL url = new URL((new StringBuilder()).append("http://session.minecraft.net/game/checkserver.jsp?user=").append(URLEncoder.encode(loginPacket.username, "UTF-8")).append("&serverId=").append(URLEncoder.encode(s, "UTF-8")).toString());
-            BufferedReader bufferedreader = new BufferedReader(new InputStreamReader(url.openStream()));
-            String s1 = bufferedreader.readLine();
-            bufferedreader.close();
-
-            if (s1.equals("YES"))
-            {
-                NetLoginHandler.setLoginPacket(loginHandler, loginPacket);
-            }
-            else
-            {
-                loginHandler.kickUser("Failed to verify username!");
-            }
-        }
-        catch (Exception exception)
-        {
-            loginHandler.kickUser((new StringBuilder()).append("Failed to verify username! [internal error ").append(exception).append("]").toString());
-            exception.printStackTrace();
-        }
-    }
-}