Logging in to multiplayer

[Rubicon]

Hey guys this sounds so stupid but it has beaten me.. What login do I use to get into multiplayer?

 

I get an error message "Invalid Master login/password"

 

I am using the credentials I used to purchase the game. What am I missing here?

[ReaperSVK]

the credentials you use to login to your digitalcombatsimulator.com account