Authenticode: Installing .NET Framework SDK
1. Installing .Net. You can download .NET from
You will have to download the most recent update to the Microsoft .NET
Framework, which is the version 2.0 Redistributable Package that allows
you to run applications developed using the .NET Framework. Both can be
downloaded from the link above.
After you have downloaded both components install the Redistributable
Package first by following the on-screen instructions. Next you will
install the SDK, again just follow the on-screen instructions to
complete the installation process.