diff --git a/MinecraftClient/ChatParser.cs b/MinecraftClient/ChatParser.cs
index 5f9daf6b..7a656792 100644
--- a/MinecraftClient/ChatParser.cs
+++ b/MinecraftClient/ChatParser.cs
@@ -95,29 +95,25 @@ namespace MinecraftClient
             TranslationRules["commands.message.display.incoming"] = "§7%s whispers to you: %s";
             TranslationRules["commands.message.display.outgoing"] = "§7You whisper to %s: %s";
 
-            //Use translations from Minecraft assets if translation file is not found but a copy of the game is installed?
-            if (!System.IO.File.Exists(Settings.TranslationsFile) //Try en_GB.lang
-              && System.IO.File.Exists(Settings.TranslationsFile_FromMCDir))
-            {
-                Settings.TranslationsFile = Settings.TranslationsFile_FromMCDir;
-                Console.ForegroundColor = ConsoleColor.DarkGray;
-                ConsoleIO.WriteLine("Using en_GB.lang from your Minecraft directory.");
-                Console.ForegroundColor = ConsoleColor.Gray;
-            }
+            //Language file in a subfolder, depending on the language setting
+            if (!System.IO.Directory.Exists("lang"))
+                System.IO.Directory.CreateDirectory("lang");
 
-            //Still not found? try downloading en_GB from Mojang's servers?
-            if (!System.IO.File.Exists(Settings.TranslationsFile))
+            string Language_File = "lang\\" + Settings.Language + ".lang";
+
+            //File not found? Try downloading language file from Mojang's servers?
+            if (!System.IO.File.Exists(Language_File))
             {
                 Console.ForegroundColor = ConsoleColor.DarkGray;
-                ConsoleIO.WriteLine("Downloading en_GB.lang from Mojang's servers...");
+                ConsoleIO.WriteLine("Downloading '" + Settings.Language + ".lang' from Mojang servers...");
                 try
                 {
                         string assets_index = downloadString(Settings.TranslationsFile_Website_Index);
-                        string[] tmp = assets_index.Split(new string[] { "lang/en_GB.lang" }, StringSplitOptions.None);
+                        string[] tmp = assets_index.Split(new string[] { "lang/" + Settings.Language + ".lang" }, StringSplitOptions.None);
                         tmp = tmp[1].Split(new string[] { "hash\": \"" }, StringSplitOptions.None);
                         string hash = tmp[1].Split('"')[0]; //Translations file identifier on Mojang's servers
-                        System.IO.File.WriteAllText(Settings.TranslationsFile, downloadString(Settings.TranslationsFile_Website_Download + '/' + hash.Substring(0, 2) + '/' + hash));
-                        ConsoleIO.WriteLine("Done. File saved as \"" + Settings.TranslationsFile + '"');
+                        System.IO.File.WriteAllText(Language_File, downloadString(Settings.TranslationsFile_Website_Download + '/' + hash.Substring(0, 2) + '/' + hash));
+                        ConsoleIO.WriteLine("Done. File saved as '" + Language_File + '\'');
                 }
                 catch
                 {
@@ -126,10 +122,20 @@ namespace MinecraftClient
                 Console.ForegroundColor = ConsoleColor.Gray;
             }
 
-            //Load the external dictionnary of translation rules or display an error message
-            if (System.IO.File.Exists(Settings.TranslationsFile))
+            //Download Failed? Defaulting to en_GB.lang if the game is installed
+            if (!System.IO.File.Exists(Language_File) //Try en_GB.lang
+              && System.IO.File.Exists(Settings.TranslationsFile_FromMCDir))
             {
-                string[] translations = System.IO.File.ReadAllLines(Settings.TranslationsFile);
+                Language_File = Settings.TranslationsFile_FromMCDir;
+                Console.ForegroundColor = ConsoleColor.DarkGray;
+                ConsoleIO.WriteLine("Defaulting to en_GB.lang from your Minecraft directory.");
+                Console.ForegroundColor = ConsoleColor.Gray;
+            }
+
+            //Load the external dictionnary of translation rules or display an error message
+            if (System.IO.File.Exists(Language_File))
+            {
+                string[] translations = System.IO.File.ReadAllLines(Language_File);
                 foreach (string line in translations)
                 {
                     if (line.Length > 0)
@@ -149,8 +155,7 @@ namespace MinecraftClient
             else //No external dictionnary found.
             {
                 Console.ForegroundColor = ConsoleColor.DarkGray;
-                ConsoleIO.WriteLine("Translations file not found: \"" + Settings.TranslationsFile + "\""
-                + "\nYou can pick a translation file from .minecraft\\assets\\lang\\"
+                ConsoleIO.WriteLine("Translations file not found: \"" + Language_File + "\""
                 + "\nSome messages won't be properly printed without this file.");
                 Console.ForegroundColor = ConsoleColor.Gray;
             }
diff --git a/MinecraftClient/Crypto.cs b/MinecraftClient/Crypto.cs
index d30d6cf1..80501a98 100644
--- a/MinecraftClient/Crypto.cs
+++ b/MinecraftClient/Crypto.cs
@@ -3,110 +3,211 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Security.Cryptography;
-using java.security;
-using java.security.spec;
-using javax.crypto;
-using javax.crypto.spec;
 
 namespace MinecraftClient
 {
     /// <summary>
-    /// Cryptographic functions ported from Minecraft Source Code (Java). Decompiled with MCP. Copy, paste, little adjustements.
+    /// Methods for handling all the crypto stuff: RSA (Encryption Key Request), AES (Encrypted Stream), SHA-1 (Server Hash).
     /// </summary>
 
     public class Crypto
     {
-        public static PublicKey GenerateRSAPublicKey(byte[] key)
-        {
-            X509EncodedKeySpec localX509EncodedKeySpec = new X509EncodedKeySpec(key);
-            KeyFactory localKeyFactory = KeyFactory.getInstance("RSA");
-            return localKeyFactory.generatePublic(localX509EncodedKeySpec);
-        }
+        /// <summary>
+        /// Get a cryptographic service for encrypting data using the server's RSA public key
+        /// </summary>
+        /// <param name="key">Byte array containing the encoded key</param>
+        /// <returns>Returns the corresponding RSA Crypto Service</returns>
 
-        public static SecretKey GenerateAESPrivateKey()
+        public static RSACryptoServiceProvider DecodeRSAPublicKey(byte[] x509key)
         {
-            AesManaged aes = new AesManaged();
-            aes.KeySize = 128; aes.GenerateKey();
-            return new SecretKeySpec(aes.Key, "AES"); 
-        }
+            /* Code from StackOverflow no. 18091460 */
 
-        public static byte[] getServerHash(String toencode, PublicKey par1PublicKey, SecretKey par2SecretKey)
-        {
-            return digest("SHA-1", new byte[][] { Encoding.GetEncoding("iso-8859-1").GetBytes(toencode), par2SecretKey.getEncoded(), par1PublicKey.getEncoded() });
-        }
+            byte[] SeqOID = { 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x01 };
 
-        public static byte[] Encrypt(Key par0Key, byte[] par1ArrayOfByte)
-        {
-            return func_75885_a(1, par0Key, par1ArrayOfByte);
-        }
+            System.IO.MemoryStream ms = new System.IO.MemoryStream(x509key);
+            System.IO.BinaryReader reader = new System.IO.BinaryReader(ms);
 
-        private static byte[] digest(String par0Str, byte[][] par1ArrayOfByte)
-        {
-            MessageDigest var2 = MessageDigest.getInstance(par0Str);
-            byte[][] var3 = par1ArrayOfByte;
-            int var4 = par1ArrayOfByte.Length;
+            if (reader.ReadByte() == 0x30)
+                ReadASNLength(reader); //skip the size
+            else
+                return null;
 
-            for (int var5 = 0; var5 < var4; ++var5)
+            int identifierSize = 0; //total length of Object Identifier section
+            if (reader.ReadByte() == 0x30)
+                identifierSize = ReadASNLength(reader);
+            else
+                return null;
+
+            if (reader.ReadByte() == 0x06) //is the next element an object identifier?
             {
-                byte[] var6 = var3[var5];
-                var2.update(var6);
+                int oidLength = ReadASNLength(reader);
+                byte[] oidBytes = new byte[oidLength];
+                reader.Read(oidBytes, 0, oidBytes.Length);
+                if (oidBytes.SequenceEqual(SeqOID) == false) //is the object identifier rsaEncryption PKCS#1?
+                    return null;
+
+                int remainingBytes = identifierSize - 2 - oidBytes.Length;
+                reader.ReadBytes(remainingBytes);
             }
 
-            return var2.digest();
-        }
-        private static byte[] func_75885_a(int par0, Key par1Key, byte[] par2ArrayOfByte)
-        {
-            try
+            if (reader.ReadByte() == 0x03) //is the next element a bit string?
             {
-                return cypherencrypt(par0, par1Key.getAlgorithm(), par1Key).doFinal(par2ArrayOfByte);
-            }
-            catch (IllegalBlockSizeException var4)
-            {
-                var4.printStackTrace();
-            }
-            catch (BadPaddingException var5)
-            {
-                var5.printStackTrace();
-            }
+                ReadASNLength(reader); //skip the size
+                reader.ReadByte(); //skip unused bits indicator
+                if (reader.ReadByte() == 0x30)
+                {
+                    ReadASNLength(reader); //skip the size
+                    if (reader.ReadByte() == 0x02) //is it an integer?
+                    {
+                        int modulusSize = ReadASNLength(reader);
+                        byte[] modulus = new byte[modulusSize];
+                        reader.Read(modulus, 0, modulus.Length);
+                        if (modulus[0] == 0x00) //strip off the first byte if it's 0
+                        {
+                            byte[] tempModulus = new byte[modulus.Length - 1];
+                            Array.Copy(modulus, 1, tempModulus, 0, modulus.Length - 1);
+                            modulus = tempModulus;
+                        }
 
-            Console.Error.WriteLine("Cipher data failed!");
+                        if (reader.ReadByte() == 0x02) //is it an integer?
+                        {
+                            int exponentSize = ReadASNLength(reader);
+                            byte[] exponent = new byte[exponentSize];
+                            reader.Read(exponent, 0, exponent.Length);
+
+                            RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
+                            RSAParameters RSAKeyInfo = new RSAParameters();
+                            RSAKeyInfo.Modulus = modulus;
+                            RSAKeyInfo.Exponent = exponent;
+                            RSA.ImportParameters(RSAKeyInfo);
+                            return RSA;
+                        }
+                    }
+                }
+            }
             return null;
         }
-        private static Cipher cypherencrypt(int par0, String par1Str, Key par2Key)
-        {
-            try
-            {
-                Cipher var3 = Cipher.getInstance(par1Str);
-                var3.init(par0, par2Key);
-                return var3;
-            }
-            catch (InvalidKeyException var4)
-            {
-                var4.printStackTrace();
-            }
-            catch (NoSuchAlgorithmException var5)
-            {
-                var5.printStackTrace();
-            }
-            catch (NoSuchPaddingException var6)
-            {
-                var6.printStackTrace();
-            }
-
-            Console.Error.WriteLine("Cipher creation failed!");
-            return null;
-        }
-
-        public static AesStream SwitchToAesMode(System.IO.Stream stream, Key key)
-        {
-            return new AesStream(stream, key.getEncoded());
-        }
 
         /// <summary>
-        /// An encrypted stream using AES
+        /// Subfunction for decrypting ASN.1 (x509) RSA certificate data fields lengths
+        /// </summary>
+        /// <param name="reader">StreamReader containing the stream to decode</param>
+        /// <returns>Return the read length</returns>
+
+        private static int ReadASNLength(System.IO.BinaryReader reader)
+        {
+            //Note: this method only reads lengths up to 4 bytes long as
+            //this is satisfactory for the majority of situations.
+            int length = reader.ReadByte();
+            if ((length & 0x00000080) == 0x00000080) //is the length greater than 1 byte
+            {
+                int count = length & 0x0000000f;
+                byte[] lengthBytes = new byte[4];
+                reader.Read(lengthBytes, 4 - count, count);
+                Array.Reverse(lengthBytes); //
+                length = BitConverter.ToInt32(lengthBytes, 0);
+            }
+            return length;
+        }
+
+        /// <summary>
+        /// Generate a new random AES key for symmetric encryption
+        /// </summary>
+        /// <returns>Returns a byte array containing the key</returns>
+
+        public static byte[] GenerateAESPrivateKey()
+        {
+            AesManaged AES = new AesManaged();
+            AES.KeySize = 128; AES.GenerateKey();
+            return AES.Key;
+        }
+
+        /// <summary>
+        /// Get a SHA-1 hash for online-mode session checking
+        /// </summary>
+        /// <param name="serverID">Server ID hash</param>
+        /// <param name="PublicKey">Server's RSA key</param>
+        /// <param name="SecretKey">Secret key chosen by the client</param>
+        /// <returns>Returns the corresponding SHA-1 hex hash</returns>
+
+        public static string getServerHash(string serverID, byte[] PublicKey, byte[] SecretKey)
+        {
+            byte[] hash = digest(new byte[][] { Encoding.GetEncoding("iso-8859-1").GetBytes(serverID), SecretKey, PublicKey });
+            bool negative = (hash[0] & 0x80) == 0x80;
+            if (negative) { hash = TwosComplementLittleEndian(hash); }
+            string result = GetHexString(hash).TrimStart('0');
+            if (negative) { result = "-" + result; }
+            return result;
+        }
+
+        /// <summary>
+        /// Generate a SHA-1 hash using several byte arrays
+        /// </summary>
+        /// <param name="tohash">array of byte arrays to hash</param>
+        /// <returns>Returns the hashed data</returns>
+
+        private static byte[] digest(byte[][] tohash)
+        {
+            SHA1CryptoServiceProvider sha1 = new SHA1CryptoServiceProvider();
+            for (int i = 0; i < tohash.Length; i++)
+                sha1.TransformBlock(tohash[i], 0, tohash[i].Length, tohash[i], 0);
+            sha1.TransformFinalBlock(new byte[] { }, 0, 0);
+            return sha1.Hash;
+        }
+
+        /// <summary>
+        /// Converts a byte array to its hex string representation
+        /// </summary>
+        /// <param name="p">Byte array to convert</param>
+        /// <returns>Returns the string representation</returns>
+
+        private static string GetHexString(byte[] p)
+        {
+            string result = string.Empty;
+            for (int i = 0; i < p.Length; i++)
+                result += p[i].ToString("x2");
+            return result;
+        }
+
+        /// <summary>
+        /// Compute the two's complement of a little endian byte array
+        /// </summary>
+        /// <param name="p">Byte array to compute</param>
+        /// <returns>Returns the corresponding two's complement</returns>
+
+        private static byte[] TwosComplementLittleEndian(byte[] p)
+        {
+            int i;
+            bool carry = true;
+            for (i = p.Length - 1; i >= 0; i--)
+            {
+                p[i] = (byte)~p[i];
+                if (carry)
+                {
+                    carry = p[i] == 0xFF;
+                    p[i]++;
+                }
+            }
+            return p;
+        }
+
+        /// <summary>
+        /// Interface for AES stream
+        /// Allows to use any object which has a Read() and Write() method.
         /// </summary>
 
-        public class AesStream : System.IO.Stream
+        public interface IAesStream
+        {
+            int Read(byte[] buffer, int offset, int count);
+            void Write(byte[] buffer, int offset, int count);
+        }
+
+        /// <summary>
+        /// An encrypted stream using AES, used for encrypting network data on the fly using AES.
+        /// This is the regular AesStream class used with the regular .NET framework from Microsoft.
+        /// </summary>
+
+        public class AesStream : System.IO.Stream, IAesStream
         {
             CryptoStream enc;
             CryptoStream dec;
@@ -197,5 +298,143 @@ namespace MinecraftClient
                 return cipher;
             }
         }
+
+        /// <summary>
+        /// An encrypted stream using AES, used for encrypting network data on the fly using AES.
+        /// This is a mono-compatible adaptation which only sends and receive 16 bytes at a time, and manually transforms blocks.
+        /// Data is cached before reaching the 128bits block size necessary for mono which is not CFB-8 compatible.
+        /// </summary>
+
+        public class MonoAesStream : System.IO.Stream, IAesStream
+        {
+            ICryptoTransform enc;
+            ICryptoTransform dec;
+            List<byte> dec_cache = new List<byte>();
+            List<byte> tosend_cache = new List<byte>();
+            public MonoAesStream(System.IO.Stream stream, byte[] key)
+            {
+                BaseStream = stream;
+                RijndaelManaged aes = GenerateAES(key);
+                enc = aes.CreateEncryptor();
+                dec = aes.CreateDecryptor();
+            }
+            public System.IO.Stream BaseStream { get; set; }
+
+            public override bool CanRead
+            {
+                get { return true; }
+            }
+
+            public override bool CanSeek
+            {
+                get { return false; }
+            }
+
+            public override bool CanWrite
+            {
+                get { return true; }
+            }
+
+            public override void Flush()
+            {
+                BaseStream.Flush();
+            }
+
+            public override long Length
+            {
+                get { throw new NotSupportedException(); }
+            }
+
+            public override long Position
+            {
+                get
+                {
+                    throw new NotSupportedException();
+                }
+                set
+                {
+                    throw new NotSupportedException();
+                }
+            }
+
+            public override int ReadByte()
+            {
+                byte[] temp = new byte[1];
+                Read(temp, 0, 1);
+                return temp[0];
+            }
+
+            public override int Read(byte[] buffer, int offset, int count)
+            {
+                while (dec_cache.Count < count)
+                {
+                    byte[] temp_in = new byte[16];
+                    byte[] temp_out = new byte[16];
+                    int read = 0;
+                    while (read < 16)
+                        read += BaseStream.Read(temp_in, read, 16 - read);
+                    dec.TransformBlock(temp_in, 0, 16, temp_out, 0);
+                    foreach (byte b in temp_out)
+                        dec_cache.Add(b);
+                }
+
+                for (int i = offset; i - offset < count; i++)
+                {
+                    buffer[i] = dec_cache[0];
+                    dec_cache.RemoveAt(0);
+                }
+
+                return count;
+            }
+
+            public override long Seek(long offset, System.IO.SeekOrigin origin)
+            {
+                throw new NotSupportedException();
+            }
+
+            public override void SetLength(long value)
+            {
+                throw new NotSupportedException();
+            }
+
+            public override void WriteByte(byte b)
+            {
+                Write(new byte[] { b }, 0, 1);
+            }
+
+            public override void Write(byte[] buffer, int offset, int count)
+            {
+                for (int i = offset; i - offset < count; i++)
+                    tosend_cache.Add(buffer[i]);
+
+                if (tosend_cache.Count < 16)
+                    tosend_cache.AddRange(MinecraftCom.getPaddingPacket());
+
+                while (tosend_cache.Count > 16)
+                {
+                    byte[] temp_in = new byte[16];
+                    byte[] temp_out = new byte[16];
+                    for (int i = 0; i < 16; i++)
+                    {
+                        temp_in[i] = tosend_cache[0];
+                        tosend_cache.RemoveAt(0);
+                    }
+                    enc.TransformBlock(temp_in, 0, 16, temp_out, 0);
+                    BaseStream.Write(temp_out, 0, 16);
+                }
+            }
+
+            private RijndaelManaged GenerateAES(byte[] key)
+            {
+                RijndaelManaged cipher = new RijndaelManaged();
+                cipher.Mode = CipherMode.CFB;
+                cipher.Padding = PaddingMode.None;
+                cipher.KeySize = 128;
+                cipher.FeedbackSize = 8;
+                cipher.Key = key;
+                cipher.IV = key;
+                return cipher;
+            }
+        }
     }
 }
diff --git a/MinecraftClient/MinecraftClient.csproj b/MinecraftClient/MinecraftClient.csproj
index 48af6f73..384513bd 100644
--- a/MinecraftClient/MinecraftClient.csproj
+++ b/MinecraftClient/MinecraftClient.csproj
@@ -60,18 +60,6 @@
   </PropertyGroup>
   <PropertyGroup />
   <ItemGroup>
-    <Reference Include="IKVM.OpenJDK.Core, Version=7.0.4335.0, Culture=neutral, PublicKeyToken=13235d27fcbfff58, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>.\IKVM.OpenJDK.Core.dll</HintPath>
-    </Reference>
-    <Reference Include="IKVM.OpenJDK.Security, Version=7.0.4335.0, Culture=neutral, PublicKeyToken=13235d27fcbfff58, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>.\IKVM.OpenJDK.Security.dll</HintPath>
-    </Reference>
-    <Reference Include="IKVM.OpenJDK.Util, Version=7.0.4335.0, Culture=neutral, PublicKeyToken=13235d27fcbfff58, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>.\IKVM.OpenJDK.Util.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Windows.Forms" />
@@ -116,10 +104,6 @@
   </ItemGroup>
   <ItemGroup>
     <Content Include="resources\appicon.ico" />
-    <Content Include="lib\IKVM.OpenJDK.Core.dll" />
-    <Content Include="lib\IKVM.OpenJDK.Security.dll" />
-    <Content Include="lib\IKVM.OpenJDK.Util.dll" />
-    <Content Include="lib\IKVM.Runtime.dll" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/MinecraftClient/MinecraftCom.cs b/MinecraftClient/MinecraftCom.cs
index 12cbb708..e31e493d 100644
--- a/MinecraftClient/MinecraftCom.cs
+++ b/MinecraftClient/MinecraftCom.cs
@@ -15,7 +15,7 @@ namespace MinecraftClient
     {
         #region Login to Minecraft.net and get a new session ID
 
-        public enum LoginResult { Error, Success, WrongPassword, Blocked, AccountMigrated, NotPremium };
+        public enum LoginResult { OtherError, SSLError, Success, WrongPassword, Blocked, AccountMigrated, NotPremium };
 
         /// <summary>
         /// Allows to login to a premium Minecraft account using the Yggdrasil authentication scheme.
@@ -68,7 +68,11 @@ namespace MinecraftClient
                     }
                     else return LoginResult.Blocked;
                 }
-                else return LoginResult.Error;
+                else if (e.Status == WebExceptionStatus.SendFailure)
+                {
+                    return LoginResult.SSLError;
+                }
+                else return LoginResult.OtherError;
             }
         }
 
@@ -99,7 +103,7 @@ namespace MinecraftClient
         #endregion
 
         TcpClient c = new TcpClient();
-        Crypto.AesStream s;
+        Crypto.IAesStream s;
 
         public bool HasBeenKicked { get { return connectionlost; } }
         bool connectionlost = false;
@@ -236,6 +240,18 @@ namespace MinecraftClient
             }
             return i;
         }
+        public static byte[] getPaddingPacket()
+        {
+            //Will generate a 15-bytes long padding packet
+            byte[] id = getVarInt(0x17); //Plugin Message
+            byte[] channel_name = Encoding.UTF8.GetBytes("MCC|Pad");
+            byte[] channel_name_len = getVarInt(channel_name.Length);
+            byte[] data = new byte[] { 0x00, 0x00, 0x00 };
+            byte[] data_len = BitConverter.GetBytes((short)data.Length); Array.Reverse(data_len);
+            byte[] packet_data = concatBytes(id, channel_name_len, channel_name, data_len, data);
+            byte[] packet_length = getVarInt(packet_data.Length);
+            return concatBytes(packet_length, packet_data);
+        }
         private static byte[] getVarInt(int paramInt)
         {
             List<byte> bytes = new List<byte>();
@@ -330,7 +346,7 @@ namespace MinecraftClient
 
         public void setVersion(int ver) { protocolversion = ver; }
         public void setClient(TcpClient n) { c = n; }
-        private void setEncryptedClient(Crypto.AesStream n) { s = n; encrypted = true; }
+        private void setEncryptedClient(Crypto.IAesStream n) { s = n; encrypted = true; }
         private void Receive(byte[] buffer, int start, int offset, SocketFlags f)
         {
             if (encrypted)
@@ -398,10 +414,17 @@ namespace MinecraftClient
                         {
                             string[] tmp_ver = result.Split(new string[] { "protocol\":" }, StringSplitOptions.None);
                             string[] tmp_name = result.Split(new string[] { "name\":\"" }, StringSplitOptions.None);
+
                             if (tmp_ver.Length >= 2 && tmp_name.Length >= 2)
                             {
                                 protocolversion = atoi(tmp_ver[1]);
                                 version = tmp_name[1].Split('"')[0];
+                                if (result.Contains("modinfo\":"))
+                                {
+                                    //Server is running Forge (which is not supported)
+                                    version = "Forge " + version;
+                                    protocolversion = 0;
+                                }
                                 Console.ForegroundColor = ConsoleColor.DarkGray;
                                 //Console.WriteLine(result); //Debug: show the full Json string
                                 Console.WriteLine("Server version : " + version + " (protocol v" + protocolversion + ").");
@@ -455,11 +478,9 @@ namespace MinecraftClient
             else if (pid == 0x01) //Encryption request
             {
                 string serverID = readNextString();
-                byte[] Serverkey_RAW = readNextByteArray();
+                byte[] Serverkey = readNextByteArray();
                 byte[] token = readNextByteArray();
-                var PublicServerkey = Crypto.GenerateRSAPublicKey(Serverkey_RAW);
-                var SecretKey = Crypto.GenerateAESPrivateKey();
-                return StartEncryption(uuid, sessionID, token, serverID, PublicServerkey, SecretKey);
+                return StartEncryption(uuid, sessionID, token, serverID, Serverkey);
             }
             else if (pid == 0x02) //Login successfull
             {
@@ -470,8 +491,11 @@ namespace MinecraftClient
             }
             else return false;
         }
-        public bool StartEncryption(string uuid, string sessionID, byte[] token, string serverIDhash, java.security.PublicKey serverKey, javax.crypto.SecretKey secretKey)
+        public bool StartEncryption(string uuid, string sessionID, byte[] token, string serverIDhash, byte[] serverKey)
         {
+            System.Security.Cryptography.RSACryptoServiceProvider RSAService = Crypto.DecodeRSAPublicKey(serverKey);
+            byte[] secretKey = Crypto.GenerateAESPrivateKey();
+
             Console.ForegroundColor = ConsoleColor.DarkGray;
             ConsoleIO.WriteLine("Crypto keys & hash generated.");
             Console.ForegroundColor = ConsoleColor.Gray;
@@ -479,15 +503,15 @@ namespace MinecraftClient
             if (serverIDhash != "-")
             {
                 Console.WriteLine("Checking Session...");
-                if (!SessionCheck(uuid, sessionID, new java.math.BigInteger(Crypto.getServerHash(serverIDhash, serverKey, secretKey)).toString(16)))
+                if (!SessionCheck(uuid, sessionID, Crypto.getServerHash(serverIDhash, serverKey, secretKey)))
                 {
                     return false;
                 }
             }
 
             //Encrypt the data
-            byte[] key_enc = Crypto.Encrypt(serverKey, secretKey.getEncoded());
-            byte[] token_enc = Crypto.Encrypt(serverKey, token);
+            byte[] key_enc = RSAService.Encrypt(secretKey, false);
+            byte[] token_enc = RSAService.Encrypt(token, false);
             byte[] key_len = BitConverter.GetBytes((short)key_enc.Length); Array.Reverse(key_len);
             byte[] token_len = BitConverter.GetBytes((short)token_enc.Length); Array.Reverse(token_len);
 
@@ -498,7 +522,10 @@ namespace MinecraftClient
             Send(encryption_response_tosend);
 
             //Start client-side encryption
-            setEncryptedClient(Crypto.SwitchToAesMode(c.GetStream(), secretKey));
+            Crypto.IAesStream encrypted;
+            if (Program.isUsingMono) { encrypted = new Crypto.MonoAesStream(c.GetStream(), secretKey); }
+            else encrypted = new Crypto.AesStream(c.GetStream(), secretKey);
+            setEncryptedClient(encrypted);
 
             //Get the next packet
             readNextVarInt(); //Skip Packet size (not needed)
@@ -552,6 +579,7 @@ namespace MinecraftClient
             }
             catch (SocketException) { }
             catch (System.IO.IOException) { }
+            catch (NullReferenceException) { }
         }
 
         private List<ChatBot> bots = new List<ChatBot>();
diff --git a/MinecraftClient/Program.cs b/MinecraftClient/Program.cs
index aa0516d0..a35c7236 100644
--- a/MinecraftClient/Program.cs
+++ b/MinecraftClient/Program.cs
@@ -6,7 +6,7 @@ using System.Text;
 namespace MinecraftClient
 {
     /// <summary>
-    /// Minecraft Console Client by ORelio (c) 2012-2013.
+    /// Minecraft Console Client by ORelio (c) 2012-2014.
     /// Allows to connect to any Minecraft server, send and receive text, automated scripts.
     /// This source code is released under the CDDL 1.0 License.
     /// </summary>
@@ -15,7 +15,7 @@ namespace MinecraftClient
     {
         private static McTcpClient Client;
         public static string[] startupargs;
-        public const string Version = "1.7.1";
+        public const string Version = "1.7.2";
 
         /// <summary>
         /// The main entry point of Minecraft Console Client
@@ -23,7 +23,7 @@ namespace MinecraftClient
 
         static void Main(string[] args)
         {
-            Console.WriteLine("Console Client for MC 1.7.2 to 1.7.4 - v" + Version + " - By ORelio & Contributors");
+            Console.WriteLine("Console Client for MC 1.7.2 to 1.7.5 - v" + Version + " - By ORelio & Contributors");
 
             //Basic Input/Output ?
             if (args.Length >= 1 && args[args.Length - 1] == "BasicIO")
@@ -279,7 +279,18 @@ namespace MinecraftClient
                     case MinecraftCom.LoginResult.Blocked: Console.WriteLine("Too many failed logins. Please try again later."); break;
                     case MinecraftCom.LoginResult.WrongPassword: Console.WriteLine("Incorrect password."); break;
                     case MinecraftCom.LoginResult.NotPremium: Console.WriteLine("User not premium."); break;
-                    case MinecraftCom.LoginResult.Error: Console.WriteLine("Network error."); break;
+                    case MinecraftCom.LoginResult.OtherError: Console.WriteLine("Network error."); break;
+                    case MinecraftCom.LoginResult.SSLError: Console.WriteLine("SSL Error.");
+                        if (isUsingMono)
+                        {
+                            Console.ForegroundColor = ConsoleColor.DarkGray;
+                            Console.WriteLine("It appears that you are using Mono to run this program."
+                                + '\n' + "The first time, you have to import HTTPS certificates using:"
+                                + '\n' + "mozroots --import --ask-remove");
+                            Console.ForegroundColor = ConsoleColor.Gray;
+                            return;
+                        }
+                        break;
                 }
                 while (Console.KeyAvailable) { Console.ReadKey(false); }
                 if (Settings.SingleCommand == "") { ReadLineReconnect(); }
@@ -320,6 +331,18 @@ namespace MinecraftClient
             else return false;
         }
 
+        /// <summary>
+        /// Detect if the user is running Minecraft Console Client through Mono
+        /// </summary>
+
+        public static bool isUsingMono
+        {
+            get
+            {
+                return Type.GetType("Mono.Runtime") != null;
+            }
+        }
+
         /// <summary>
         /// Private thread for restarting the program. Called through Restart()
         /// </summary>
diff --git a/MinecraftClient/Settings.cs b/MinecraftClient/Settings.cs
index b1b3c1a2..6c82bc09 100644
--- a/MinecraftClient/Settings.cs
+++ b/MinecraftClient/Settings.cs
@@ -27,8 +27,8 @@ namespace MinecraftClient
         public static string TranslationsFile_FromMCDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + @"\.minecraft\assets\objects\9e\9e2fdc43fc1c7024ff5922b998fadb2971a64ee0"; //MC 1.7.4 en_GB.lang
         public static string TranslationsFile_Website_Index = "https://s3.amazonaws.com/Minecraft.Download/indexes/1.7.4.json";
         public static string TranslationsFile_Website_Download = "http://resources.download.minecraft.net";
-        public static string TranslationsFile = "translations.lang";
         public static string Bots_OwnersFile = "bot-owners.txt";
+        public static string Language = "en_GB";
 
         //AntiAFK Settings
         public static bool AntiAFK_Enabled = false;
@@ -121,7 +121,7 @@ namespace MinecraftClient
                                                 case "password": Password = argValue; break;
                                                 case "serverip": ServerIP = argValue; break;
                                                 case "singlecommand": SingleCommand = argValue; break;
-                                                case "translationsfile": TranslationsFile = argValue; break;
+                                                case "language": Language = argValue; break;
                                                 case "botownersfile": Bots_OwnersFile = argValue; break;
                                                 case "consoletitle": ConsoleTitle = argValue; break;
                                             }
@@ -212,9 +212,9 @@ namespace MinecraftClient
                 + "\r\n"
                 + "#Advanced settings\r\n"
                 + "\r\n"
-                + "translationsfile=translations.lang\r\n"
+                + "language=en_GB\r\n"
                 + "botownersfile=bot-owners.txt\r\n"
-                + "consoletitle=Minecraft Console Client - %username%\r\n"
+                + "consoletitle=%username% - Minecraft Console Client\r\n"
                 + "\r\n"
                 + "#Bot Settings\r\n"
                 + "\r\n"
diff --git a/MinecraftClient/lib/IKVM.OpenJDK.Core.dll b/MinecraftClient/lib/IKVM.OpenJDK.Core.dll
deleted file mode 100644
index 328ab6d4..00000000
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diff --git a/MinecraftClient/lib/IKVM.OpenJDK.Security.dll b/MinecraftClient/lib/IKVM.OpenJDK.Security.dll
deleted file mode 100644
index 0e87f2de..00000000
Binary files a/MinecraftClient/lib/IKVM.OpenJDK.Security.dll and /dev/null differ
diff --git a/MinecraftClient/lib/IKVM.OpenJDK.Util.dll b/MinecraftClient/lib/IKVM.OpenJDK.Util.dll
deleted file mode 100644
index 8113cc39..00000000
Binary files a/MinecraftClient/lib/IKVM.OpenJDK.Util.dll and /dev/null differ
diff --git a/MinecraftClient/lib/IKVM.Runtime.dll b/MinecraftClient/lib/IKVM.Runtime.dll
deleted file mode 100644
index d69e3f53..00000000
Binary files a/MinecraftClient/lib/IKVM.Runtime.dll and /dev/null differ