diff --git a/windows/ZeroTierOne/ZeroTierOne.vcxproj b/windows/ZeroTierOne/ZeroTierOne.vcxproj
index 105ea1277..4e6a77f84 100644
--- a/windows/ZeroTierOne/ZeroTierOne.vcxproj
+++ b/windows/ZeroTierOne/ZeroTierOne.vcxproj
@@ -284,15 +284,15 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>
-      </AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>ZT_EXPORT;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <DisableSpecificWarnings>4996</DisableSpecificWarnings>
     </ClCompile>
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a_debug.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Profile|Win32'">
@@ -300,15 +300,15 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
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-      <PreprocessorDefinitions>ZT_EXPORT;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <DisableSpecificWarnings>4996</DisableSpecificWarnings>
     </ClCompile>
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -316,17 +316,17 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>
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-      <PreprocessorDefinitions>ZT_EXPORT;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_RULES_ENGINE_DEBUGGING;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;NOMINMAX;STATICLIB;WIN32;ZT_TRACE;ZT_RULES_ENGINE_DEBUGGING;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MultiProcessorCompilation>false</MultiProcessorCompilation>
       <DisableSpecificWarnings>4996</DisableSpecificWarnings>
     </ClCompile>
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a_debug.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
       <AdditionalOptions>"notelemetry.obj" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Profile|x64'">
@@ -334,17 +334,17 @@
       <WarningLevel>Level3</WarningLevel>
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       <SDLCheck>true</SDLCheck>
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-      <PreprocessorDefinitions>ZT_EXPORT;NOMINMAX;STATICLIB;WIN32;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;NOMINMAX;STATICLIB;WIN32;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="disable";%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <DisableSpecificWarnings>4996</DisableSpecificWarnings>
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     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
       <AdditionalOptions>"notelemetry.obj" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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@@ -354,9 +354,8 @@
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+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;STATICLIB;ZT_SALSA20_SSE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;WIN32;NOMINMAX;ZT_SOFTWARE_UPDATE_DEFAULT="apply";ZT_BUILD_PLATFORM=2;ZT_BUILD_ARCHITECTURE=1;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -370,8 +369,9 @@
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       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -381,9 +381,8 @@
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+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>ZT_EXPORT;CURL_STATICLIB;ZT_VAULT_SUPPORT=1;STATICLIB;ZT_SOFTWARE_UPDATE_DEFAULT="apply";ZT_SALSA20_SSE;ZT_USE_MINIUPNPC;MINIUPNP_STATICLIB;WIN32;NOMINMAX;ZT_BUILD_PLATFORM=2;ZT_BUILD_ARCHITECTURE=2;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -399,8 +398,9 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>wsock32.lib;ws2_32.lib;Iphlpapi.lib;Rpcrt4.lib;libcurl_a.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\ext\curl-7.58.0\$(PlatformTarget)\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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   </ItemDefinitionGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />