Perform a security audit

[harrison314]

Perform a security audit and add security analizers.

Eg:

<PackageReference Include="SecurityCodeScan.VS2019" Version="5.0.0">
      <PrivateAssets>all</PrivateAssets>
      <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
</PackageReference>