diff --git a/websocket-sharp/bin/Debug/websocket-sharp.dll b/websocket-sharp/bin/Debug/websocket-sharp.dll
index 2229027c..3a54a028 100755
Binary files a/websocket-sharp/bin/Debug/websocket-sharp.dll and b/websocket-sharp/bin/Debug/websocket-sharp.dll differ
diff --git a/websocket-sharp/bin/Debug/websocket-sharp.dll.mdb b/websocket-sharp/bin/Debug/websocket-sharp.dll.mdb
index 3c6dd935..1306b3b1 100644
Binary files a/websocket-sharp/bin/Debug/websocket-sharp.dll.mdb and b/websocket-sharp/bin/Debug/websocket-sharp.dll.mdb differ
diff --git a/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll b/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll
index 535d791c..8ca4b9b0 100755
Binary files a/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll and b/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll differ
diff --git a/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll.mdb b/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll.mdb
index 67934106..87228ded 100644
Binary files a/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll.mdb and b/websocket-sharp/bin/Debug_Ubuntu/websocket-sharp.dll.mdb differ
diff --git a/websocket-sharp/bin/Release/websocket-sharp.dll b/websocket-sharp/bin/Release/websocket-sharp.dll
index 7e761146..afeb1a52 100755
Binary files a/websocket-sharp/bin/Release/websocket-sharp.dll and b/websocket-sharp/bin/Release/websocket-sharp.dll differ
diff --git a/websocket-sharp/bin/Release_Ubuntu/websocket-sharp.dll b/websocket-sharp/bin/Release_Ubuntu/websocket-sharp.dll
index 2638bb13..3300597d 100755
Binary files a/websocket-sharp/bin/Release_Ubuntu/websocket-sharp.dll and b/websocket-sharp/bin/Release_Ubuntu/websocket-sharp.dll differ
diff --git a/websocket-sharp/websocket-sharp.csproj b/websocket-sharp/websocket-sharp.csproj
index ab6fb5c3..4f902fb8 100644
--- a/websocket-sharp/websocket-sharp.csproj
+++ b/websocket-sharp/websocket-sharp.csproj
@@ -10,6 +10,8 @@
     <RootNamespace>WebSocketSharp</RootNamespace>
     <AssemblyName>websocket-sharp</AssemblyName>
     <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>websocket-sharp.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/websocket-sharp/websocket-sharp.pidb b/websocket-sharp/websocket-sharp.pidb
index 608e90c4..46ed580f 100644
Binary files a/websocket-sharp/websocket-sharp.pidb and b/websocket-sharp/websocket-sharp.pidb differ
diff --git a/websocket-sharp/websocket-sharp.snk b/websocket-sharp/websocket-sharp.snk
new file mode 100644
index 00000000..a2546f38
Binary files /dev/null and b/websocket-sharp/websocket-sharp.snk differ
diff --git a/wsclient/bin/Debug/websocket-sharp.dll b/wsclient/bin/Debug/websocket-sharp.dll
index 2229027c..3a54a028 100755
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diff --git a/wsclient/bin/Debug/websocket-sharp.dll.mdb b/wsclient/bin/Debug/websocket-sharp.dll.mdb
index 3c6dd935..1306b3b1 100644
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diff --git a/wsclient/bin/Debug/wsclient.exe b/wsclient/bin/Debug/wsclient.exe
index 82eb0b3c..9a9284c2 100755
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diff --git a/wsclient/bin/Debug/wsclient.exe.mdb b/wsclient/bin/Debug/wsclient.exe.mdb
index 7358720c..490a2993 100644
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diff --git a/wsclient/bin/Debug_Ubuntu/websocket-sharp.dll b/wsclient/bin/Debug_Ubuntu/websocket-sharp.dll
index 535d791c..8ca4b9b0 100755
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diff --git a/wsclient/bin/Debug_Ubuntu/websocket-sharp.dll.mdb b/wsclient/bin/Debug_Ubuntu/websocket-sharp.dll.mdb
index 67934106..87228ded 100644
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diff --git a/wsclient/bin/Debug_Ubuntu/wsclient.exe b/wsclient/bin/Debug_Ubuntu/wsclient.exe
index 83240a10..94a42eb1 100755
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diff --git a/wsclient/bin/Debug_Ubuntu/wsclient.exe.mdb b/wsclient/bin/Debug_Ubuntu/wsclient.exe.mdb
index 5f1914f1..d0507e1c 100644
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diff --git a/wsclient/bin/Release/websocket-sharp.dll b/wsclient/bin/Release/websocket-sharp.dll
index 7e761146..afeb1a52 100755
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diff --git a/wsclient/bin/Release/wsclient.exe b/wsclient/bin/Release/wsclient.exe
index 025e5765..1237923a 100755
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diff --git a/wsclient/bin/Release_Ubuntu/websocket-sharp.dll b/wsclient/bin/Release_Ubuntu/websocket-sharp.dll
index 2638bb13..3300597d 100755
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diff --git a/wsclient/bin/Release_Ubuntu/wsclient.exe b/wsclient/bin/Release_Ubuntu/wsclient.exe
index 0e97e1f3..ebfd7280 100755
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