https://eauth.us.to/ - Your #1 Free and Powerful Software Licensing Solution, Ultimately providing you with the most secure features and easy to use on an authentication system.
Navigate to Eauth.vb, and fill these lines of code:
' Required configuration '
Private accountKey As String = "" ' Your account key goes here
Private applicationKey As String = "" ' Your application key goes here
Private applicationID As String = "" ' Your application ID goes here
Private applicationVersion As String = "1.0" ' Your application version goes here