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#1 2021-12-22 00:26:58

kosgguy
Contributor
Registered: 2021-12-18
Posts: 56

[Error] when trying to crack any card

Hello

So basically I was trying to make a dictionary to crack any card.
I wrote this script on python

from itertools import combinations

allCharacters = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y",
"z", "1", "2", "3", "4", "5", "6", "7", "8", "9"]

temp = combinations(allCharacters, 12)
count = 0
with open('fuckingDictionary.txt', 'w') as f:
    for x in list(temp):
        # print(x)
        temporal = str(''.join(x))
        f.write(temporal + temporal + "\n")
        count += 1
        if count == 1000000:
            break

but it give memory error.
And when I make it smaller it can be worked with the proxmark.

Any idea on how to crack?

I am also looking forward to cracking, appart from mifare classic 1k, mifare desfire 4k.
Thanks

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#2 2021-12-22 18:52:22

iceman
Administrator
Registered: 2013-04-25
Posts: 9,538
Website

Re: [Error] when trying to crack any card

do you understand what is inside a dictionary file ?

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#3 2021-12-23 02:02:31

kosgguy
Contributor
Registered: 2021-12-18
Posts: 56

Re: [Error] when trying to crack any card

Yes, as I understand the file termination is not .txt, is .dic (or at least that it is with the GUI software, I haven't tested with the new command line updated one, the dictionary stuff), and it is about a combination of numbers and letters, with 12 character length. And when reading the memory it tries every key of the dictionary until there is a successful one.

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#4 2021-12-23 07:34:12

iceman
Administrator
Registered: 2013-04-25
Posts: 9,538
Website

Re: [Error] when trying to crack any card

so the answer no.  You don't understand.

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#5 2021-12-23 12:20:42

kosgguy
Contributor
Registered: 2021-12-18
Posts: 56

Re: [Error] when trying to crack any card

Okay bro, I will be investigating too.
But I extracted all this from an old tutorial https://vimeo.com/133409169

Thanks

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