diff --git a/SampleConsoleApplication/Properties/AssemblyInfo.cs b/SampleConsoleApplication/Properties/AssemblyInfo.cs
index 23f41f0..9a37272 100644
--- a/SampleConsoleApplication/Properties/AssemblyInfo.cs
+++ b/SampleConsoleApplication/Properties/AssemblyInfo.cs
@@ -10,7 +10,7 @@
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("SendSafelyConsoleApplication")]
-[assembly: AssemblyCopyright("Copyright ©  2014")]
+[assembly: AssemblyCopyright("Copyright ©  2024")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -32,5 +32,5 @@
 // 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("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: AssemblyVersion("1.0.1")]
+[assembly: AssemblyFileVersion("1.0.1")]
diff --git a/SampleConsoleApplication/SendSafelyConsoleApplication.csproj b/SampleConsoleApplication/SendSafelyConsoleApplication.csproj
index c34f509..7629676 100644
--- a/SampleConsoleApplication/SendSafelyConsoleApplication.csproj
+++ b/SampleConsoleApplication/SendSafelyConsoleApplication.csproj
@@ -36,9 +36,12 @@
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="SendsafelyAPI, Version=1.1.0.2, Culture=neutral, processorArchitecture=MSIL">
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\SendsafelyAPI\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
+    </Reference>
+    <Reference Include="SendsafelyAPI, Version=3.0.9.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\SendsafelyAPI\bin\Debug\SendsafelyAPI.dll</HintPath>
+      <HintPath>..\SendsafelyAPI\SendsafelyAPI\bin\Debug\SendsafelyAPI.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
@@ -53,13 +56,14 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\SendsafelyAPI\SendsafelyAPI.csproj">
+    <ProjectReference Include="..\SendsafelyAPI\SendsafelyAPI\SendsafelyAPI.csproj">
       <Project>{9BDEB9EC-7B8C-44DD-A3A1-9EF4F2B2499E}</Project>
       <Name>SendsafelyAPI</Name>
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <None Include="app.config" />
+    <None Include="packages.config" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/SampleConsoleApplication/packages.config b/SampleConsoleApplication/packages.config
new file mode 100644
index 0000000..64c7b75
--- /dev/null
+++ b/SampleConsoleApplication/packages.config
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net461" />
+</packages>
\ No newline at end of file
diff --git a/SendsafelyAPI/Objects/Connection.cs b/SendsafelyAPI/Objects/Connection.cs
index 1657b7a..8d9cb92 100644
--- a/SendsafelyAPI/Objects/Connection.cs
+++ b/SendsafelyAPI/Objects/Connection.cs
@@ -239,23 +239,24 @@ private void Initialize(String host, String privateKey, String apiKey)
 
         private String SendRequest(Endpoint p, Object request)
         {
-            Stream objStream = CallServer(p, request);
-
-            StreamReader objReader = new StreamReader(objStream);
-
-            String sLine = "";
-            String response = "";
-            while (sLine != null)
+            using (var objStream = CallServer(p, request))
             {
-                sLine = objReader.ReadLine();
-                if (sLine != null)
+                StreamReader objReader = new StreamReader(objStream);
+
+                String sLine = "";
+                String response = "";
+                while (sLine != null)
                 {
-                    response += sLine;
-                    Logger.Log(sLine);
+                    sLine = objReader.ReadLine();
+                    if (sLine != null)
+                    {
+                        response += sLine;
+                        Logger.Log(sLine);
+                    }
                 }
-            }
 
-            return response;
+                return response;
+            }
         }
 
         private String generateUserAgent()
@@ -292,8 +293,10 @@ private void WriteOutput(WebRequest req, String requestString)
             byte[] reqData = System.Text.Encoding.UTF8.GetBytes(requestString);
 
             req.ContentLength = reqData.Length;
-            Stream dataStream = req.GetRequestStream();
-            dataStream.Write(reqData, 0, reqData.Length);
+
+            using (var dataStream = req.GetRequestStream()) {
+                dataStream.Write(reqData, 0, reqData.Length);
+            }
         }
 
         private void SetTlsProtocol()
diff --git a/SendsafelyAPI/Properties/AssemblyInfo.cs b/SendsafelyAPI/Properties/AssemblyInfo.cs
index eef8034..82c3ac2 100644
--- a/SendsafelyAPI/Properties/AssemblyInfo.cs
+++ b/SendsafelyAPI/Properties/AssemblyInfo.cs
@@ -10,7 +10,7 @@
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("SendSafely Windows Client API")]
-[assembly: AssemblyCopyright("Copyright ©  2023")]
+[assembly: AssemblyCopyright("Copyright ©  2024")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -32,7 +32,5 @@
 // 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("3.0.8")]
-[assembly: AssemblyFileVersion("3.0.8")]
-
-[assembly: System.Runtime.CompilerServices.InternalsVisibleTo("APITests")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.0.9")]
+[assembly: AssemblyFileVersion("3.0.9")]
\ No newline at end of file
diff --git a/SendsafelyAPI/SendsafelyAPI.csproj b/SendsafelyAPI/SendsafelyAPI.csproj
index deebe42..c71e506 100644
--- a/SendsafelyAPI/SendsafelyAPI.csproj
+++ b/SendsafelyAPI/SendsafelyAPI.csproj
@@ -11,7 +11,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>SendSafely</RootNamespace>
     <AssemblyName>SendsafelyAPI</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
   </PropertyGroup>
@@ -20,6 +20,7 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
@@ -30,6 +31,7 @@
     <DebugType>pdbonly</DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
@@ -37,12 +39,14 @@
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="BouncyCastle.Crypto">
-      <HintPath>ThirdParty\BouncyCastle.Crypto.dll</HintPath>
+    <Reference Include="BouncyCastle.Cryptography, Version=2.0.0.0, Culture=neutral, PublicKeyToken=072edcf4a5328938">
+      <HintPath>..\packages\BouncyCastle.Cryptography.2.3.0\lib\net461\BouncyCastle.Cryptography.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="Newtonsoft.Json">
-      <HintPath>ThirdParty\Newtonsoft.Json.dll</HintPath>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.configuration" />
@@ -180,10 +184,13 @@
   <ItemGroup>
     <Folder Include="dll\" />
     <Folder Include="Enums\" />
-    <Content Include="LICENSE.txt">
+     <Content Include="LICENSE.txt">
     		<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.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.
diff --git a/SendsafelyAPI/Utilities/CryptUtility.cs b/SendsafelyAPI/Utilities/CryptUtility.cs
index aa47f11..befe035 100644
--- a/SendsafelyAPI/Utilities/CryptUtility.cs
+++ b/SendsafelyAPI/Utilities/CryptUtility.cs
@@ -30,7 +30,7 @@ public void EncryptFile(FileInfo encryptedFile, FileInfo inputFile, String filen
             using (FileStream outStream = encryptedFile.OpenWrite())
             {
                 PgpEncryptedDataGenerator cPk = new PgpEncryptedDataGenerator(SymmetricKeyAlgorithmTag.Aes256, true);
-                cPk.AddMethod(passPhrase);
+                cPk.AddMethod(passPhrase,HashAlgorithmTag.Sha256);
                 using (Stream cOut = cPk.Open(outStream, new byte[1 << 16]))
                 {
                     WriteFileToLiteralData(cOut, PgpLiteralData.Binary, inputFile, filename, inputFile.Length);
@@ -157,7 +157,7 @@ public String EncryptMessage(String unencryptedMessage, char[] passPhrase)
             lData.Close();
 	
             PgpEncryptedDataGenerator cPk = new PgpEncryptedDataGenerator(SymmetricKeyAlgorithmTag.Aes256, true);
-            cPk.AddMethod(passPhrase);
+            cPk.AddMethod(passPhrase, HashAlgorithmTag.Sha256);
 	        
 	        byte[] bytes = bOut.ToArray();
 
@@ -307,7 +307,7 @@ private Keypair Armor(AsymmetricCipherKeyPair keyPair, String email)
 
             AsymmetricCipherKeyPair subKeyPair = generateAsymmetricCipherKeyPair();
             PgpSignatureSubpacketGenerator subPackets = new PgpSignatureSubpacketGenerator();
-            subPackets.SetKeyFlags(false,KeyFlags.Authentication | KeyFlags.CertifyOther | KeyFlags.SignData);
+            subPackets.SetKeyFlags(false,KeyFlags.CertifyOther | KeyFlags.SignData);
             subPackets.SetKeyExpirationTime(false, 0);
 
             PgpKeyPair pgpMasterKey = new PgpKeyPair(PublicKeyAlgorithmTag.RsaGeneral, publicKey, privateKey, DateTime.Now);
diff --git a/SendsafelyAPI/packages.config b/SendsafelyAPI/packages.config
new file mode 100644
index 0000000..f30fcb8
--- /dev/null
+++ b/SendsafelyAPI/packages.config
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="BouncyCastle.Cryptography" version="2.3.0" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net461" />
+</packages>
\ No newline at end of file