mirror of https://github.com/dirtbags/moth.git
add poster generator for 2010 NMT event
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#! /usr/bin/python3
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import binascii
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import sys
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def mask(buf1, buf2):
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return bytes(a^b for (a,b) in zip(buf1, buf2))
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t = bytes([0]*29)
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for line in sys.stdin:
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line = line.strip().encode()
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a = binascii.unhexlify(line)
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t = mask(t, a)
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print(t)
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#! /usr/bin/python3
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import random
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import binascii
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def mask(buf1, buf2):
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return bytes(a^b for (a,b) in zip(buf1, buf2))
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ptext = b"xecip-nvkop-zogyr-manef-voxyx"
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pads = [b"Good job figuring out the hex",
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b"encoding, but there's more to",
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b"it! Bring your result to the",
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b"contest for points! "]
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t = ptext
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for p in pads:
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print(binascii.hexlify(p).decode())
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t = mask(p, t)
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print(binascii.hexlify(t).decode())
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