diff --git a/Chaos.NaCl/Chaos.NaCl-Portable.csproj b/Chaos.NaCl/Chaos.NaCl-Portable.csproj
index a929c23..b7fe52b 100644
--- a/Chaos.NaCl/Chaos.NaCl-Portable.csproj
+++ b/Chaos.NaCl/Chaos.NaCl-Portable.csproj
@@ -1,111 +1,8 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
   <PropertyGroup>
-    <MinimumVisualStudioVersion>10.0</MinimumVisualStudioVersion>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{992710C3-DFC9-4CC1-A38B-B3F7E4A41B1C}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Chaos.NaCl</RootNamespace>
-    <AssemblyName>Chaos.NaCl-Portable</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-    <TargetFrameworkProfile>Profile1</TargetFrameworkProfile>
-    <FileAlignment>512</FileAlignment>
-    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <TargetFramework>netstandard2.0</TargetFramework>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <ItemGroup>
-    <Compile Include="CryptoBytes.cs" />
-    <Compile Include="Ed25519.cs" />
-    <Compile Include="Internal\Array16.cs" />
-    <Compile Include="Internal\Array8.cs" />
-    <Compile Include="Internal\ByteIntegerConverter.cs" />
-    <Compile Include="Internal\Ed25519Ref10\base.cs" />
-    <Compile Include="Internal\Ed25519Ref10\base2.cs" />
-    <Compile Include="Internal\Ed25519Ref10\d.cs" />
-    <Compile Include="Internal\Ed25519Ref10\d2.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_0.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_1.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_add.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_cmov.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_cswap.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_frombytes.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_invert.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_isnegative.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_isnonzero.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_mul.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_mul121666.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_neg.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_pow22523.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_sq.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_sq2.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_sub.cs" />
-    <Compile Include="Internal\Ed25519Ref10\fe_tobytes.cs" />
-    <Compile Include="Internal\Ed25519Ref10\FieldElement.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_add.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_double_scalarmult.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_frombytes.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_madd.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_msub.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p1p1_to_p2.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p1p1_to_p3.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p2_0.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p2_dbl.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p3_0.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p3_dbl.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p3_tobytes.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p3_to_cached.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_p3_to_p2.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_precomp_0.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_scalarmult_base.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_sub.cs" />
-    <Compile Include="Internal\Ed25519Ref10\ge_tobytes.cs" />
-    <Compile Include="Internal\Ed25519Ref10\GroupElement.cs" />
-    <Compile Include="Internal\Ed25519Ref10\keypair.cs" />
-    <Compile Include="Internal\Ed25519Ref10\open.cs" />
-    <Compile Include="Internal\Ed25519Ref10\scalarmult.cs" />
-    <Compile Include="Internal\Ed25519Ref10\sc_clamp.cs" />
-    <Compile Include="Internal\Ed25519Ref10\sc_mul_add.cs" />
-    <Compile Include="Internal\Ed25519Ref10\sc_reduce.cs" />
-    <Compile Include="Internal\Ed25519Ref10\sign.cs" />
-    <Compile Include="Internal\Ed25519Ref10\sqrtm1.cs" />
-    <Compile Include="Internal\InternalAssert.cs" />
-    <Compile Include="Internal\Poly1305Donna.cs" />
-    <Compile Include="Internal\Salsa\Salsa20.cs" />
-    <Compile Include="Internal\Salsa\SalsaCore.cs" />
-    <Compile Include="Internal\Sha512Internal.cs" />
-    <Compile Include="MontgomeryCurve25519.cs" />
-    <Compile Include="OneTimeAuth.cs" />
-    <Compile Include="Poly1305.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Sha512.cs" />
-    <Compile Include="XSalsa20Poly1305.cs" />
-  </ItemGroup>
-  <ItemGroup />
-  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Portable\$(TargetFrameworkVersion)\Microsoft.Portable.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/Chaos.NaCl/Properties/AssemblyInfo.cs b/Chaos.NaCl/Properties/AssemblyInfo.cs
deleted file mode 100644
index a8650f9..0000000
--- a/Chaos.NaCl/Properties/AssemblyInfo.cs
+++ /dev/null
@@ -1,30 +0,0 @@
-using System.Reflection;
-using System.Runtime.CompilerServices;
-
-// General Information about an assembly is controlled through the following 
-// set of attributes. Change these attribute values to modify the information
-// associated with an assembly.
-[assembly: AssemblyTitle("Chaos.NaCl")]
-[assembly: AssemblyDescription("C# port of the NaCl cryptography library")]
-[assembly: AssemblyConfiguration("")]
-[assembly: AssemblyCompany("CodesInChaos")]
-[assembly: AssemblyProduct("Chaos.NaCl cryptography library")]
-[assembly: AssemblyCopyright("public domain")]
-[assembly: AssemblyTrademark("")]
-[assembly: AssemblyCulture("")]
-
-// Version information for an assembly consists of the following four values:
-//
-//      Major Version
-//      Minor Version 
-//      Build Number
-//      Revision
-//
-// You can specify all the values or you can default the Build and Revision Numbers 
-// by using the '*' as shown below:
-// [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.1.0.0")]
-[assembly: AssemblyFileVersion("0.1.0.0")]
-
-[assembly: InternalsVisibleTo("Chaos.NaCl.Tests")]
-[assembly: InternalsVisibleTo("Chaos.NaCl.Benchmark")]
\ No newline at end of file
diff --git a/Chaos.NaCl/Properties/AssemblyInfoFull.cs b/Chaos.NaCl/Properties/AssemblyInfoFull.cs
deleted file mode 100644
index 80fd16c..0000000
--- a/Chaos.NaCl/Properties/AssemblyInfoFull.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-using System.Runtime.InteropServices;
-
-// Setting ComVisible to false makes the types in this assembly not visible 
-// to COM components.  If you need to access a type in this assembly from 
-// COM, set the ComVisible attribute to true on that type.
-[assembly: ComVisible(false)]
-
-// The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("f07e7dd1-d31c-4994-8948-e42de7ef16ec")]
\ No newline at end of file