sn.exe

This is a command line tool that is installed with Visual Studio.

A strong name key file can then be associated with your Assembly in the AssemblyInfo.vb.
Creates a strong name file

C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX4.6.1 Tools\sn.exe 
C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\sn.exe 

CSP - Cryptographic Service Provider