diff --git a/.build/VersionInfo.cs b/.build/VersionInfo.cs
index b2c2515..f812977 100644
--- a/.build/VersionInfo.cs
+++ b/.build/VersionInfo.cs
@@ -1,7 +1,7 @@
 using System.Reflection;
 
-[assembly: AssemblyVersion("0.0.5")]
-[assembly: AssemblyFileVersion("0.0.5")]
+[assembly: AssemblyVersion("0.0.8")]
+[assembly: AssemblyFileVersion("0.0.8")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyCopyright("Copyright ©  2017")]
 [assembly: AssemblyTrademark("")]
diff --git a/.build/excelerator.nuspec b/.build/excelerator.nuspec
index 7ea3e1b..9307297 100644
--- a/.build/excelerator.nuspec
+++ b/.build/excelerator.nuspec
@@ -5,7 +5,7 @@
     <id>Excelerator.Common</id>
 
     <!-- The package version number that is used when resolving dependencies -->
-    <version>0.0.7</version>
+    <version>0.0.8</version>
 
     <!-- Authors contain text that appears directly on the gallery -->
     <authors>Semyon Lopatkin</authors>
@@ -33,7 +33,7 @@
     <description>Set of classes for export to and import from plain Excel files</description>
 
     <!-- Copyright information -->
-    <copyright>Copyright Р’В©2017</copyright>
+    <copyright>Copyright ©2017</copyright>
 
     <!-- Tags appear in the gallery and can be used for tag searches -->
     <tags>excel import export utility</tags>
diff --git a/.build/keyfile.snk b/.build/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/.build/keyfile.snk differ
diff --git a/Excelerator.ClosedXml/Excelerator.ClosedXml.csproj b/Excelerator.ClosedXml/Excelerator.ClosedXml.csproj
index 31e480d..9dd05a9 100644
--- a/Excelerator.ClosedXml/Excelerator.ClosedXml.csproj
+++ b/Excelerator.ClosedXml/Excelerator.ClosedXml.csproj
@@ -30,6 +30,12 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+  </PropertyGroup>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="ClosedXML, Version=0.86.0.0, Culture=neutral, PublicKeyToken=fd1eb21b62ae805b, processorArchitecture=MSIL">
       <HintPath>..\packages\ClosedXML.0.86.0\lib\net40\ClosedXML.dll</HintPath>
@@ -62,8 +68,11 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
+    <None Include="keyfile.snk" />
     <None Include="packages.config" />
-    <None Include="Excelerator.ClosedXml.nuspec" />
+    <None Include="Excelerator.ClosedXml.nuspec">
+      <SubType>Designer</SubType>
+    </None>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/Excelerator.ClosedXml/Excelerator.ClosedXml.nuspec b/Excelerator.ClosedXml/Excelerator.ClosedXml.nuspec
index 0f8dc11..75b6773 100644
--- a/Excelerator.ClosedXml/Excelerator.ClosedXml.nuspec
+++ b/Excelerator.ClosedXml/Excelerator.ClosedXml.nuspec
@@ -5,7 +5,7 @@
 		<id>Excelerator.ClosedXml</id>
 
 		<!-- The package version number that is used when resolving dependencies -->
-		<version>0.0.7</version>
+		<version>0.0.8</version>
 
 		<!-- Authors contain text that appears directly on the gallery -->
 		<authors>Semyon Lopatkin</authors>
diff --git a/Excelerator.ClosedXml/keyfile.snk b/Excelerator.ClosedXml/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/Excelerator.ClosedXml/keyfile.snk differ
diff --git a/Excelerator.Common/Excelerator.Common.csproj b/Excelerator.Common/Excelerator.Common.csproj
index a4b4757..0a3b78c 100644
--- a/Excelerator.Common/Excelerator.Common.csproj
+++ b/Excelerator.Common/Excelerator.Common.csproj
@@ -30,6 +30,15 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+  </PropertyGroup>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
+  <PropertyGroup>
+    <DelaySign>false</DelaySign>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
     <Reference Include="System.Core" />
@@ -64,7 +73,10 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="Excelerator.Common.nuspec" />
+    <None Include="Excelerator.Common.nuspec">
+      <SubType>Designer</SubType>
+    </None>
+    <None Include="keyfile.snk" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/Excelerator.Common/Excelerator.Common.nuspec b/Excelerator.Common/Excelerator.Common.nuspec
index 069478b..e969c76 100644
--- a/Excelerator.Common/Excelerator.Common.nuspec
+++ b/Excelerator.Common/Excelerator.Common.nuspec
@@ -5,7 +5,7 @@
 		<id>Excelerator.Common</id>
 
 		<!-- The package version number that is used when resolving dependencies -->
-		<version>0.0.7</version>
+		<version>0.0.8</version>
 
 		<!-- Authors contain text that appears directly on the gallery -->
 		<authors>Semyon Lopatkin</authors>
diff --git a/Excelerator.Common/keyfile.snk b/Excelerator.Common/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/Excelerator.Common/keyfile.snk differ
diff --git a/Excelerator.Examples/Excelerator.Examples.csproj b/Excelerator.Examples/Excelerator.Examples.csproj
index 876e2ab..cfd5aa6 100644
--- a/Excelerator.Examples/Excelerator.Examples.csproj
+++ b/Excelerator.Examples/Excelerator.Examples.csproj
@@ -12,6 +12,21 @@
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
+    <PublishUrl>publish\</PublishUrl>
+    <Install>true</Install>
+    <InstallFrom>Disk</InstallFrom>
+    <UpdateEnabled>false</UpdateEnabled>
+    <UpdateMode>Foreground</UpdateMode>
+    <UpdateInterval>7</UpdateInterval>
+    <UpdateIntervalUnits>Days</UpdateIntervalUnits>
+    <UpdatePeriodically>false</UpdatePeriodically>
+    <UpdateRequired>false</UpdateRequired>
+    <MapFileExtensions>true</MapFileExtensions>
+    <ApplicationRevision>0</ApplicationRevision>
+    <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <UseApplicationTrust>false</UseApplicationTrust>
+    <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -33,6 +48,15 @@
   <PropertyGroup>
     <StartupObject />
   </PropertyGroup>
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+  </PropertyGroup>
+  <PropertyGroup>
+    <DelaySign>false</DelaySign>
+  </PropertyGroup>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="ClosedXML, Version=0.86.0.0, Culture=neutral, PublicKeyToken=fd1eb21b62ae805b, processorArchitecture=MSIL">
       <HintPath>..\packages\ClosedXML.0.86.0\lib\net40\ClosedXML.dll</HintPath>
@@ -87,6 +111,7 @@
     <None Include="Import\Example1\Data\example1.xlsx">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Include="keyfile.snk" />
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
@@ -107,6 +132,12 @@
       <Name>Excelerator.OpenXml</Name>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup />
+  <ItemGroup>
+    <BootstrapperPackage Include="Microsoft.Net.Framework.3.5.SP1">
+      <Visible>False</Visible>
+      <ProductName>.NET Framework 3.5 SP1</ProductName>
+      <Install>false</Install>
+    </BootstrapperPackage>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/Excelerator.Examples/keyfile.snk b/Excelerator.Examples/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/Excelerator.Examples/keyfile.snk differ
diff --git a/Excelerator.NPOI/Excelerator.NPOI.csproj b/Excelerator.NPOI/Excelerator.NPOI.csproj
index 6ccf12d..dae12f9 100644
--- a/Excelerator.NPOI/Excelerator.NPOI.csproj
+++ b/Excelerator.NPOI/Excelerator.NPOI.csproj
@@ -30,6 +30,12 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+  </PropertyGroup>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="ICSharpCode.SharpZipLib, Version=0.86.0.518, Culture=neutral, PublicKeyToken=1b03e6acf1164f73, processorArchitecture=MSIL">
       <HintPath>..\packages\SharpZipLib.0.86.0\lib\20\ICSharpCode.SharpZipLib.dll</HintPath>
@@ -75,6 +81,7 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="Excelerator.NPOI.nuspec" />
+    <None Include="keyfile.snk" />
     <None Include="packages.config" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
diff --git a/Excelerator.NPOI/Excelerator.NPOI.nuspec b/Excelerator.NPOI/Excelerator.NPOI.nuspec
index ef5dca7..bf20b07 100644
--- a/Excelerator.NPOI/Excelerator.NPOI.nuspec
+++ b/Excelerator.NPOI/Excelerator.NPOI.nuspec
@@ -5,7 +5,7 @@
 		<id>Excelerator.NPOI</id>
 
 		<!-- The package version number that is used when resolving dependencies -->
-		<version>0.0.7</version>
+		<version>0.0.8</version>
 
 		<!-- Authors contain text that appears directly on the gallery -->
 		<authors>Semyon Lopatkin</authors>
diff --git a/Excelerator.NPOI/keyfile.snk b/Excelerator.NPOI/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/Excelerator.NPOI/keyfile.snk differ
diff --git a/Excelerator.OpenXml/Excelerator.OpenXml.csproj b/Excelerator.OpenXml/Excelerator.OpenXml.csproj
index 13a31f8..ee60fa5 100644
--- a/Excelerator.OpenXml/Excelerator.OpenXml.csproj
+++ b/Excelerator.OpenXml/Excelerator.OpenXml.csproj
@@ -30,6 +30,12 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+  </PropertyGroup>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>keyfile.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="DocumentFormat.OpenXml, Version=2.5.5631.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\DocumentFormat.OpenXml.2.5\lib\DocumentFormat.OpenXml.dll</HintPath>
@@ -63,6 +69,7 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
+    <None Include="keyfile.snk" />
     <None Include="packages.config" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
diff --git a/Excelerator.OpenXml/keyfile.snk b/Excelerator.OpenXml/keyfile.snk
new file mode 100644
index 0000000..39844c7
Binary files /dev/null and b/Excelerator.OpenXml/keyfile.snk differ
diff --git a/Excelerator.sln b/Excelerator.sln
index 305fda4..787c69c 100644
--- a/Excelerator.sln
+++ b/Excelerator.sln
@@ -14,6 +14,7 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".build", ".build", "{862AC6B4-9448-47EE-A1AE-12E25DF2783E}"
 	ProjectSection(SolutionItems) = preProject
 		.build\excelerator.nuspec = .build\excelerator.nuspec
+		.build\keyfile.snk = .build\keyfile.snk
 		.build\VersionInfo.cs = .build\VersionInfo.cs
 	EndProjectSection
 EndProject