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 LiveInternet.ru:
: 17.03.2011
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: 51

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promo task BI.ZONE CTF

, 12 2017 . 14:31 +


31 BI.ZONE CTFzone presidential election. 1- BI.ZONE CTFzone, , , . , , ! - QR-:


QR :
try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r_try_h4rd3r

, try_h4rd3r twitter. try hard , QR- :



. promo_task.png Hexed.it :



, .7z, , 32-x 7-Zip. : zipbomb.exe ZIP-. .zip, , "-" 38,1 (40 959 016 020 ). , . Python, .

def read_in_chunks(file_object, chunk_size=1024):
    while True:
        data = file_object.read(chunk_size)
        if not data:
            break
        yield data

, , - . :

def read_in_chunks(file_object, chunk_size=1024):
    while True:
        data = file_object.read(chunk_size)
        if not data:
            break
        yield data

f = open('-')
for piece in read_in_chunks(f):
    if piece.count("0") < 1023:
        print(piece)

:


: @cc77af5382e431dc_bot Telegram. :


Base64, :



/solve <> flag. : Sorry all flags are gone.

CTFzone presidential election!

tugric tammio . .
Original source: habrahabr.ru (comments, light).

https://habrahabr.ru/post/332930/

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