![]() ![]() pcapng format) and used Wireshark on macOS to study the file. This time I made the capture on Windows, saved the file on disk (. In my previous article " CCID USB spy using Wireshark" I make the USB trace acquisition on a GNU/Linux system. ![]() Not all pinpad readers support the same set of parameters so the situation is complex. The Secure command uses parameters to set the PIN padding, the messages displayed to the user, the min and max PIN lengths, the validation conditions and some other parameters. See here for a list of pinpad readers working with my CCID driver. This CCID Secure command is used with a pinpad reader to make the user enter its PIN code in the pinpad and not on the computer keyboard. And this command is not easy to decode by hand without the CCID specification. The remaining of the CCID frame is not decoded. Only the first CCID byte is decoded as "Message Type: PC_to_RDR_Secure (0圆9)". ![]()
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