This tool emulates an EMV-CAP device, to illustrate the article "Banque en ligne : à la decouverte d'EMV-CAP" published in MISC

Related tags

HardwareEMV-CAP
Overview

About

This tool emulates an EMV-CAP device, to illustrate the article "Banque en ligne : à la decouverte d'EMV-CAP" published in MISC, issue #56 and freely available online.

Examples of EMV-CAP calculators:

EMV-CAP calculators

Requirements

Debian

  • sudo apt install libpcsclite-dev
  • sudo pip install -r requirements.txt

Mac OSX

Tested with Yosemite 10.10.5

  • brew: see the Brew homepage on how to install it
  • sudo easy_install pip
  • brew install swig
  • sudo pip install -r requirements.txt

Usage

Command line help:

$ ./EMV-CAP -h
usage: EMV-CAP [-h] [-l] [-L] [--tlv PARSETLV]
               [-r {
   
    , 
    
     }] [-d] [-v] [-m {1,2}]
               [--warmreset {auto,yes,no}]
               [N [N ...]]

EMV-CAP calculator

optional arguments:
  -h, --help            show this help message and exit

Standalone options:
  -l, --listreaders     print list of available readers and exit
  -L, --listapps        print list of available applications on the card and
                        exit
  --tlv PARSETLV        parse a hex string into TLV elements

Global options:
  -r {
     
      , 
      
       }, --reader {
       
        , 
        
         } select one specific reader with reader index, name string or sub-string otherwise first reader found will be used. -d, --debug print exchanged APDU for debugging -v, --verbose print APDU parsing Modes and data: -m {1,2}, --mode {1,2} M1/M2 mode selection (mandatory, unless -l or -L is used) N number(s) as M1/M2 data: max one 8-digit number for M1 and max 10 10-digit numbers for M2 --warmreset {auto,yes,no} Warm reset: yes / no / auto (default) If 'auto' it will perform a warm reset if the ATR starts with 3F (indirect convention) Examples: EMV-CAP --listreaders EMV-CAP --listapps EMV-CAP --listapps --debug --reader foo EMV-CAP -m1 123456 EMV-CAP -m2 EMV-CAP -m2 1000 3101234567 
        
       
      
     
    
   

Copyright and licensing terms

Each contribution is under the copyright of its author, as tracked by the Git history since 2011. See the output of git shortlog -nse for a full list.

Initial authors:

  • Philippe Teuwen
  • Jean-Pierre Szikora

The source code is covered by the following licensing terms, usually referred as GPLv3 or later.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

A copy of the GPLv3 is available in LICENSE.

Disclaimer

Using this software for real financial operations can lead to some risks. Indeed advantage of using a standalone reader is is to isolate your banking card from big bad malwares. Using it in a non-secured reader is taking risk that a keylogger intercepts your PIN, a malware accesses to your card informations, or even intercepts your transaction to modify it or operates its own transactions.

Limitation of Liability

IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO CONVEYS THE PROGRAM, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

Links

Owner
Philippe Teuwen
Philippe Teuwen
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