diff --git a/src/net45/Default/WampSharp.Fleck/Fleck/FleckAuthenticatedWebSocketTransport.cs b/src/net45/Default/WampSharp.Fleck/Fleck/FleckAuthenticatedWebSocketTransport.cs
index b41aad617..b6cb5d4d9 100644
--- a/src/net45/Default/WampSharp.Fleck/Fleck/FleckAuthenticatedWebSocketTransport.cs
+++ b/src/net45/Default/WampSharp.Fleck/Fleck/FleckAuthenticatedWebSocketTransport.cs
@@ -1,4 +1,6 @@
-using System.Security.Cryptography.X509Certificates;
+using System;
+using System.Security.Authentication;
+using System.Security.Cryptography.X509Certificates;
 using WampSharp.V2.Authentication;
 
 namespace WampSharp.Fleck
@@ -9,7 +11,16 @@ public FleckAuthenticatedWebSocketTransport
             (string location,
              ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
              X509Certificate2 certificate = null)
-            : base(location, cookieAuthenticatorFactory, certificate)
+            : this(location: location, cookieAuthenticatorFactory: cookieAuthenticatorFactory, certificate: certificate, getEnabledSslProtocols: null)
+        {
+        }
+
+        public FleckAuthenticatedWebSocketTransport
+            (string location,
+             ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
+             X509Certificate2 certificate = null,
+             Func<SslProtocols> getEnabledSslProtocols = null)
+            : base(location, cookieAuthenticatorFactory, certificate, getEnabledSslProtocols)
         {
         }
     }
diff --git a/src/net45/Default/WampSharp.Fleck/Fleck/FleckWampConnectionListener.cs b/src/net45/Default/WampSharp.Fleck/Fleck/FleckWampConnectionListener.cs
index c068362ee..ad2ff3b7a 100644
--- a/src/net45/Default/WampSharp.Fleck/Fleck/FleckWampConnectionListener.cs
+++ b/src/net45/Default/WampSharp.Fleck/Fleck/FleckWampConnectionListener.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Reactive.Disposables;
 using System.Reactive.Subjects;
+using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using Fleck;
 using WampSharp.Core.Listener;
@@ -17,15 +18,25 @@ public class FleckWampConnectionListener<TMessage> : IWampConnectionListener<TMe
         private readonly string mLocation;
         private readonly IWampTextBinding<TMessage> mBinding;
         private readonly X509Certificate2 mCertificate;
+        private readonly Func<SslProtocols> mGetEnabledSslProtocols;
         private readonly object mLock = new object();
 
         public FleckWampConnectionListener(string location,
                                            IWampTextBinding<TMessage> binding,
                                            X509Certificate2 certificate = null)
+            :this(location: location, binding: binding, certificate: certificate, getEnabledSslProtocols: null)
+        {
+        }
+
+        public FleckWampConnectionListener(string location,
+                                           IWampTextBinding<TMessage> binding,
+                                           X509Certificate2 certificate,
+                                           Func<SslProtocols> getEnabledSslProtocols)
         {
             mLocation = location;
             mBinding = binding;
             mCertificate = certificate;
+            mGetEnabledSslProtocols = getEnabledSslProtocols;
         }
 
         public IDisposable Subscribe(IObserver<IWampConnection<TMessage>> observer)
@@ -65,6 +76,11 @@ private void StartServer()
                 server.Certificate = mCertificate;
             }
 
+            if (mGetEnabledSslProtocols != null)
+            {
+                server.EnabledSslProtocols = mGetEnabledSslProtocols();
+            }
+
             mServer.Start(connection =>
                               {
                                   FleckWampTextConnection<TMessage> wampConnection =
diff --git a/src/net45/Default/WampSharp.Fleck/Fleck/FleckWebSocketTransport.cs b/src/net45/Default/WampSharp.Fleck/Fleck/FleckWebSocketTransport.cs
index 07a5b766a..abcc35fd6 100644
--- a/src/net45/Default/WampSharp.Fleck/Fleck/FleckWebSocketTransport.cs
+++ b/src/net45/Default/WampSharp.Fleck/Fleck/FleckWebSocketTransport.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using Fleck;
 using WampSharp.Core.Listener;
@@ -22,9 +23,21 @@ public class FleckWebSocketTransport : WebSocketTransport<IWebSocketConnection>
         /// given the server address to run at.
         /// </summary>
         /// <param name="location">The given server address.</param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         public FleckWebSocketTransport(string location, X509Certificate2 certificate = null)
-            : this(location, null, certificate)
+            : this(location: location, cookieAuthenticatorFactory: null, certificate: certificate, getEnabledSslProtocols: null)
+        {
+        }
+
+        /// <summary>
+        /// Creates a new instance of <see cref="FleckWebSocketTransport"/>
+        /// given the server address to run at.
+        /// </summary>
+        /// <param name="location">The given server address.</param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
+        /// <param name="getEnabledSslProtocols"> If non-null, used to set Fleck's EnabledSslProtocols. </param>
+        public FleckWebSocketTransport(string location, X509Certificate2 certificate, Func<SslProtocols> getEnabledSslProtocols)
+            : this(location: location, cookieAuthenticatorFactory: null, certificate: certificate, getEnabledSslProtocols: getEnabledSslProtocols)
         {
         }
 
@@ -34,15 +47,36 @@ public FleckWebSocketTransport(string location, X509Certificate2 certificate = n
         /// </summary>
         /// <param name="location">The given server address.</param>
         /// <param name="cookieAuthenticatorFactory"></param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         protected FleckWebSocketTransport(string location,
                                           ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
                                           X509Certificate2 certificate = null)
+            : this(location: location, cookieAuthenticatorFactory: null, certificate: certificate, getEnabledSslProtocols: null)
+        {
+        }
+
+        /// <summary>
+        /// Creates a new instance of <see cref="FleckWebSocketTransport"/>
+        /// given the server address to run at.
+        /// </summary>
+        /// <param name="location">The given server address.</param>
+        /// <param name="cookieAuthenticatorFactory"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
+        /// <param name="getEnabledSslProtocols"> If non-null, used to set Fleck's EnabledSslProtocols. </param>
+        protected FleckWebSocketTransport(string location,
+                                          ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
+                                          X509Certificate2 certificate = null,
+                                          Func<SslProtocols> getEnabledSslProtocols = null)
             : base(cookieAuthenticatorFactory)
         {
             mServer = new WebSocketServer(location);
             mServer.Certificate = certificate;
-            
+
+            if (getEnabledSslProtocols != null)
+            {
+                mServer.EnabledSslProtocols = getEnabledSslProtocols();
+            }
+
             RouteLogs();
         }
 
diff --git a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetBinaryConnection.cs b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetBinaryConnection.cs
index 39a8c9629..80e9b256d 100644
--- a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetBinaryConnection.cs
+++ b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetBinaryConnection.cs
@@ -1,4 +1,6 @@
-using WampSharp.Core.Message;
+using System;
+using SuperSocket.ClientEngine;
+using WampSharp.Core.Message;
 using WampSharp.V2.Binding;
 using WebSocket4Net;
 
@@ -32,7 +34,20 @@ public WebSocket4NetBinaryConnection(WebSocket webSocket, IWampBinaryBinding<TMe
         /// <param name="serverAddress">The server address to connect to.</param>
         /// <param name="binding">The <see cref="IWampBinaryBinding{TMessage}"/> to use.</param>
         public WebSocket4NetBinaryConnection(string serverAddress, IWampBinaryBinding<TMessage> binding)
-            : base(serverAddress, binding)
+            : this(serverAddress: serverAddress, binding: binding, configureSecurityOptions: null)
+        {
+        }
+
+        /// <summary>
+        /// Creates a new instance of <see cref="WebSocket4NetBinaryConnection{TMessage}"/>
+        /// given the server address to connect to, the binary binding to use, and an Action 
+        /// to configure WebSocket Security Options.
+        /// </summary>
+        /// <param name="serverAddress">The server address to connect to.</param>
+        /// <param name="binding">The <see cref="IWampBinaryBinding{TMessage}"/> to use.</param>
+        /// <param name="configureSecurityOptions">If non-null, called to allow custom setup of the WebSocket security options.</param>
+        public WebSocket4NetBinaryConnection(string serverAddress, IWampBinaryBinding<TMessage> binding, Action<SecurityOption> configureSecurityOptions)
+            : base(serverAddress, binding, configureSecurityOptions)
         {
             mBinding = binding;
             WebSocket.DataReceived += OnDataReceived;
diff --git a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetConnection.cs b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetConnection.cs
index b54ab749a..8e31168ba 100644
--- a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetConnection.cs
+++ b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetConnection.cs
@@ -29,8 +29,19 @@ public WebSocket4NetConnection(WebSocket webSocket,
 
         public WebSocket4NetConnection(string serverAddress,
                                        IWampBinding<TMessage> binding)
+            : this(serverAddress: serverAddress, binding: binding, configureSecurityOptions: null)
+        {
+        }
+
+        public WebSocket4NetConnection(string serverAddress,
+                                       IWampBinding<TMessage> binding, 
+                                       Action<SecurityOption> configureSecurityOptions)
             : this(new WebSocket(serverAddress, binding.Name, WebSocketVersion.None), binding)
         {
+            if (configureSecurityOptions != null)
+            {
+                configureSecurityOptions(WebSocket.Security);
+            }
         }
 
         public IWampBinding<TMessage> Binding
diff --git a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetTextConnection.cs b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetTextConnection.cs
index e6397b3a9..4d5b26a3e 100644
--- a/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetTextConnection.cs
+++ b/src/net45/Default/WampSharp.WebSocket4Net/WebSocket4Net/WebSocket4NetTextConnection.cs
@@ -1,4 +1,6 @@
-using WampSharp.Core.Message;
+using System;
+using SuperSocket.ClientEngine;
+using WampSharp.Core.Message;
 using WampSharp.V2.Binding;
 using WebSocket4Net;
 
@@ -32,7 +34,20 @@ public WebSocket4NetTextConnection(WebSocket webSocket, IWampTextBinding<TMessag
         /// <param name="serverAddress">The server address to connect to.</param>
         /// <param name="binding">The <see cref="IWampTextBinding{TMessage}"/> to use.</param>
         public WebSocket4NetTextConnection(string serverAddress, IWampTextBinding<TMessage> binding)
-            : base(serverAddress, binding)
+            : this(serverAddress: serverAddress, binding: binding, configureSecurityOptions: null)
+        {
+        }
+
+        /// <summary>
+        /// Creates a new instance of <see cref="WebSocket4NetTextConnection{TMessage}"/>
+        /// given the server address to connect to, the text binding to use, and an Action
+        /// to configure WebSocket Security Options.
+        /// </summary>
+        /// <param name="serverAddress">The server address to connect to.</param>
+        /// <param name="binding">The <see cref="IWampTextBinding{TMessage}"/> to use.</param>
+        /// <param name="configureSecurityOptions">If non-null, called to allow custom setup of the WebSocket security options.</param>
+        public WebSocket4NetTextConnection(string serverAddress, IWampTextBinding<TMessage> binding, Action<SecurityOption> configureSecurityOptions)
+            : base(serverAddress, binding, configureSecurityOptions)
         {
             mBinding = binding;
             WebSocket.MessageReceived += OnMessageReceived;
diff --git a/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampAuthenticationHost.cs b/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampAuthenticationHost.cs
index a1b78488d..780f75147 100644
--- a/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampAuthenticationHost.cs
+++ b/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampAuthenticationHost.cs
@@ -1,5 +1,7 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
+using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using WampSharp.Binding;
 using WampSharp.Fleck;
@@ -68,7 +70,7 @@ public DefaultWampAuthenticationHost
         /// <param name="sessionAuthenticationFactory"></param>
         /// <param name="bindings">The given bindings.</param>
         /// <param name="cookieAuthenticatorFactory"></param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         public DefaultWampAuthenticationHost
             (string location,
              IWampSessionAuthenticatorFactory sessionAuthenticationFactory,
@@ -99,19 +101,54 @@ public DefaultWampAuthenticationHost
         /// <param name="cookieAuthenticatorFactory">The given <see cref="ICookieAuthenticatorFactory"/> used to authenticate
         /// users given their cookies.</param>
         /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
+        public DefaultWampAuthenticationHost(string location,
+            IWampSessionAuthenticatorFactory sessionAuthenticationFactory,
+            IWampRealmContainer realmContainer = null,
+            IWampUriValidator uriValidator = null,
+            IEnumerable<IWampBinding> bindings = null,
+            ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
+            X509Certificate2 certificate = null)
+            : this(location: location,
+                   sessionAuthenticationFactory: sessionAuthenticationFactory,
+                   realmContainer: null,
+                   uriValidator: null,
+                   bindings: bindings,
+                   cookieAuthenticatorFactory: cookieAuthenticatorFactory, 
+                   certificate: certificate,
+                   getEnabledSslProtocols: null)
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of <see cref="DefaultWampHost"/> listening at
+        /// the given location with the given bindings and the given
+        /// <see cref="IWampRealmContainer"/>.
+        /// </summary>
+        /// <param name="location">The given location.</param>
+        /// <param name="sessionAuthenticationFactory">The <see cref="IWampSessionAuthenticatorFactory"/>
+        /// used to accept pending clients.</param>
+        /// <param name="realmContainer">The <see cref="IWampRealmContainer"/> associated with this
+        /// host.</param>
+        /// <param name="uriValidator">The <see cref="IWampUriValidator"/> used to validate uris.</param>
+        /// <param name="bindings">The given bindings.</param>
+        /// <param name="cookieAuthenticatorFactory">The given <see cref="ICookieAuthenticatorFactory"/> used to authenticate
+        /// users given their cookies.</param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
+        /// <param name="getEnabledSslProtocols"> If non-null, used to set Fleck's EnabledSslProtocols. </param>
         public DefaultWampAuthenticationHost(string location,
                                              IWampSessionAuthenticatorFactory sessionAuthenticationFactory,
                                              IWampRealmContainer realmContainer = null,
                                              IWampUriValidator uriValidator = null,
                                              IEnumerable<IWampBinding> bindings = null,
                                              ICookieAuthenticatorFactory cookieAuthenticatorFactory = null,
-                                             X509Certificate2 certificate = null)
+                                             X509Certificate2 certificate = null,
+                                             Func<SslProtocols> getEnabledSslProtocols = null)
             : base(sessionAuthenticationFactory, realmContainer, uriValidator)
         {
-            bindings = bindings ?? new IWampBinding[] {new JTokenJsonBinding(), new JTokenMsgpackBinding()};
+            bindings = bindings ?? new IWampBinding[] { new JTokenJsonBinding(), new JTokenMsgpackBinding() };
 
             this.RegisterTransport(
-                new FleckAuthenticatedWebSocketTransport(location, cookieAuthenticatorFactory, certificate),
+                new FleckAuthenticatedWebSocketTransport(location, cookieAuthenticatorFactory, certificate, getEnabledSslProtocols),
                 bindings.ToArray());
         }
 
diff --git a/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampHost.cs b/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampHost.cs
index 4beaf2581..0a523f85b 100644
--- a/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampHost.cs
+++ b/src/net45/WampSharp.Default.Router/WAMP2/V2/DefaultWampHost.cs
@@ -1,5 +1,7 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
+using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using WampSharp.Binding;
 using WampSharp.Fleck;
@@ -33,7 +35,7 @@ public DefaultWampHost(string location)
         /// <see cref="IWampRealmContainer"/>.
         /// </summary>
         /// <param name="location">The given location.</param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         public DefaultWampHost(string location, X509Certificate2 certificate = null)
             : this(location: location, bindings: null, certificate: certificate)
         {
@@ -46,7 +48,7 @@ public DefaultWampHost(string location, X509Certificate2 certificate = null)
         /// </summary>
         /// <param name="location">The given location.</param>
         /// <param name="bindings">The given bindings.</param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         public DefaultWampHost(string location, IEnumerable<IWampBinding> bindings, X509Certificate2 certificate = null)
             : this(location: location, realmContainer: null, uriValidator: null, bindings: bindings, certificate: certificate)
         {
@@ -61,17 +63,38 @@ public DefaultWampHost(string location, IEnumerable<IWampBinding> bindings, X509
         /// <param name="realmContainer">The given <see cref="IWampRealmContainer"/>.</param>
         /// <param name="uriValidator">The <see cref="IWampUriValidator"/> to use to validate uris.</param>
         /// <param name="bindings">The given bindings.</param>
-        /// <param name="certificate"></param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
         public DefaultWampHost(string location,
             IWampRealmContainer realmContainer = null,
             IWampUriValidator uriValidator = null,
             IEnumerable<IWampBinding> bindings = null,
             X509Certificate2 certificate = null)
+            : this(location: location, realmContainer: null, uriValidator: null, bindings: bindings, certificate: certificate, getEnabledSslProtocols: null)
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of <see cref="DefaultWampHost"/> listening at
+        /// the given location with the given bindings and the given
+        /// <see cref="IWampRealmContainer"/>.
+        /// </summary>
+        /// <param name="location">The given location.</param>
+        /// <param name="realmContainer">The given <see cref="IWampRealmContainer"/>.</param>
+        /// <param name="uriValidator">The <see cref="IWampUriValidator"/> to use to validate uris.</param>
+        /// <param name="bindings">The given bindings.</param>
+        /// <param name="certificate">The <see cref="X509Certificate2"/> certificate to use for secured websockets.</param>
+        /// <param name="getEnabledSslProtocols"> If non-null, used to set Fleck's EnabledSslProtocols. </param>
+        public DefaultWampHost(string location,
+            IWampRealmContainer realmContainer = null,
+            IWampUriValidator uriValidator = null,
+            IEnumerable<IWampBinding> bindings = null,
+            X509Certificate2 certificate = null,
+            Func<SslProtocols> getEnabledSslProtocols = null)
             : base(realmContainer, uriValidator)
         {
             bindings = bindings ?? new IWampBinding[] {new JTokenJsonBinding(), new JTokenMsgpackBinding()};
 
-            this.RegisterTransport(new FleckWebSocketTransport(location, certificate),
+            this.RegisterTransport(new FleckWebSocketTransport(location, certificate, getEnabledSslProtocols),
                                    bindings.ToArray());
         }
 
diff --git a/src/net45/WampSharp.WAMP1.Default/WAMP1/V1/WampChannelFactoryExtensions.cs b/src/net45/WampSharp.WAMP1.Default/WAMP1/V1/WampChannelFactoryExtensions.cs
index a4f86433c..6da419a68 100644
--- a/src/net45/WampSharp.WAMP1.Default/WAMP1/V1/WampChannelFactoryExtensions.cs
+++ b/src/net45/WampSharp.WAMP1.Default/WAMP1/V1/WampChannelFactoryExtensions.cs
@@ -1,5 +1,7 @@
-using Newtonsoft.Json;
+using System;
+using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
+using SuperSocket.ClientEngine;
 using WampSharp.Core.Serialization;
 using WampSharp.Newtonsoft;
 using WampSharp.V2.Binding.Parsers;
@@ -12,13 +14,25 @@ public static class WampChannelFactoryExtensions
     {
         public static IWampChannel<JToken> CreateChannel(this DefaultWampChannelFactory factory, string address)
         {
-            return factory.CreateChannel(address, new JTokenMessageParser(factory.Serializer));
+            return factory.CreateChannel(address, (Action<SecurityOption>)null);
+        }
+
+        public static IWampChannel<JToken> CreateChannel(this DefaultWampChannelFactory factory, string address, 
+            Action<SecurityOption> configureSecurityOptions)
+        {
+            return factory.CreateChannel(address, new JTokenMessageParser(factory.Serializer), configureSecurityOptions);
         }
 
         public static IWampChannel<TMessage> CreateChannel<TMessage>(this IWampChannelFactory<TMessage> factory, string address, IWampTextMessageParser<TMessage> parser)
         {
-            return factory.CreateChannel(new WebSocket4NetTextConnection<TMessage>(address, 
-                new Wamp1Binding<TMessage>(parser, factory.Formatter)));
+            return factory.CreateChannel(address, parser, (Action<SecurityOption>)null);
+        }
+
+        public static IWampChannel<TMessage> CreateChannel<TMessage>(this IWampChannelFactory<TMessage> factory, string address, 
+            IWampTextMessageParser<TMessage> parser, Action<SecurityOption> configureSecurityOptions)
+        {
+            return factory.CreateChannel(new WebSocket4NetTextConnection<TMessage>(address,
+                new Wamp1Binding<TMessage>(parser, factory.Formatter), configureSecurityOptions));
         }
 
         public static IWampChannel<JToken> CreateChannel(this IWampChannelFactory<JToken> factory,