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| From | Marko Rauhamaa <marko@pacujo.net> |
| Newsgroups | comp.lang.python |
| Subject | Re: How to XOR a byte output? |
| Date | Wed, 13 Apr 2016 17:27:29 +0300 |
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Chris Angelico <rosuav@gmail.com>:
> Let's just guess that you want to xor with the byte value 0xAA. We can
> do that fairly simply, using integer operations.
>
>>>> data = b'$//W?\xc0\x829\xa2\xb9\x13\x8c\xd5{\\'
>>>> bytes(b ^ 0xAA for b in data)
> b'\x8e\x85\x85\xfd\x95j(\x93\x08\x13\xb9&\x7f\xd1\xf6'
>
> Well, that doesn't look much more intelligible.
This looks clearer:
>>> code = b'a0\xed\xf0Z\x15]g^\xce3x'
>>> key = b')U\x81\x9c55*\x08,\xa2WY'
>>> bytes(c ^ k for c, k in zip(code, key)).decode()
'Hello world!'
Marko
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How to XOR a byte output? durgadevi1 <srirajarajeswaridevikrupa@gmail.com> - 2016-04-13 06:18 -0700
Re: How to XOR a byte output? Chris Angelico <rosuav@gmail.com> - 2016-04-13 23:29 +1000
Re: How to XOR a byte output? durgadevi1 <srirajarajeswaridevikrupa@gmail.com> - 2016-04-13 06:51 -0700
Re: How to XOR a byte output? Chris Angelico <rosuav@gmail.com> - 2016-04-14 00:31 +1000
Re: How to XOR a byte output? Stephen Hansen <me+python@ixokai.io> - 2016-04-13 08:33 -0700
Re: How to XOR a byte output? Marko Rauhamaa <marko@pacujo.net> - 2016-04-13 17:27 +0300
Re: How to XOR a byte output? Ian Kelly <ian.g.kelly@gmail.com> - 2016-04-13 09:30 -0600
Re: How to XOR a byte output? durgadevi1 <srirajarajeswaridevikrupa@gmail.com> - 2016-04-14 01:49 -0700
Re: How to XOR a byte output? Peter Otten <__peter__@web.de> - 2016-04-14 11:16 +0200
Re: How to XOR a byte output? Marko Rauhamaa <marko@pacujo.net> - 2016-04-14 12:18 +0300
Re: How to XOR a byte output? Chris Juried <cjuried@yahoo.com> - 2016-04-14 23:05 +0000
Re: How to XOR a byte output? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-04-15 08:06 -0400
Re: How to XOR a byte output? alister <alister.ware@ntlworld.com> - 2016-04-13 16:15 +0000
[OT] A doubt about a doubt, was Re: How to XOR a byte output? Peter Otten <__peter__@web.de> - 2016-04-13 18:59 +0200
Re: [OT] A doubt about a doubt, was Re: How to XOR a byte output? Rustom Mody <rustompmody@gmail.com> - 2016-04-13 18:54 -0700
Re: [OT] A doubt about a doubt Peter Otten <__peter__@web.de> - 2016-04-14 14:26 +0200
Re: How to XOR a byte output? durgadevi1 <srirajarajeswaridevikrupa@gmail.com> - 2016-04-14 01:32 -0700
Re: How to XOR a byte output? durgadevi1 <srirajarajeswaridevikrupa@gmail.com> - 2016-04-15 04:46 -0700
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