I need a developer of Verifone Pin pad 1000se.
3des EBC method, [url removed, login to view] algorithm MAC generation in C#.
we are using VeriFone Pin Pad 1000se in our POS program based ISO8583.
our program language is C#.
We need to MAC calculation. we have 3des double length keys ( MAC master key and Mac working key). our host using MAC calculation algorithm is 3DES EBC ANSI X9.17. but I can't MAC calculation by this algorithm.