Originally Posted by
WhatWhatTech
Sorry I don't have time today to do a more thorough writeup. I'll see if I can squeeze it in tomorrow. But this should answer all your questions and any other questions you might have about CVMs.
http://www.eftlab.co.uk/index.php/si...ication-in-emv
And pay special attention to this quote while looking at the diagram.
"For signature this is perhaps easiest; if the terminal is capable of handling signature then it is deemed successful."
Very interesting read
It never fails to amaze me how complex the back end of EMV cards really is,especially when it comes to CVM
As the cardholder we just hand over our card and all this stuff happens in the background within a matter of seconds. Amazing.