We want to try several experiments with JCOP JavaCard programming. What is the cheapest JavaCard / Development Kit option? I do not mind paying for the card reader and cards. What I try to avoid is paying for the (potentially expensive) vendor SDK for that card. So we need some JCOP card that could be used with free SDK from Oracle / GlobalPlatform. Please advice!

What is the most popular Smart Card OS / development stack? We are looking into selecting a Smart Card platform for our custom application security project development. Just to be clear, we are looking into more advanced cards, i.e. Dynamic Application Card OS'es, and not Fixed File Structure Cards. It looks like 2 of the most popular Dynamic Application Card OS'es are: JavaCard MULTOS Which one of these is more popular? Has better develo