Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #7184

Re: How good is security via hashing

Path csiph.com!x330-a1.tempe.blueboxinc.net!newsfeed.hal-mli.net!feeder1.hal-mli.net!border3.nntp.dca.giganews.com!border1.nntp.dca.giganews.com!nntp.giganews.com!nx02.iad01.newshosting.com!newshosting.com!204.153.245.136.MISMATCH!aqua.octanews.net!news-out.octanews.net!indigo.octanews.net!auth.beige.octanews.com.POSTED!not-for-mail
From Paul Rubin <no.email@nospam.invalid>
Newsgroups comp.lang.python
Subject Re: How good is security via hashing
References <4DEDFAEB.4050006@chamonix.reportlab.co.uk> <mailman.2542.1307476969.9059.python-list@python.org>
Date Tue, 07 Jun 2011 13:42:15 -0700
Message-ID <7xfwnl1ihk.fsf@ruckus.brouhaha.com> (permalink)
Organization Nightsong/Fort GNOX
User-Agent Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)
Cancel-Lock sha1:Z26566eDLziI6x/fhXuDzi8Za1U=
MIME-Version 1.0
Content-Type text/plain; charset=us-ascii
Lines 10
NNTP-Posting-Date 07 Jun 2011 15:42:15 CDT
X-Complaints-To abuse@octanews.net
Xref x330-a1.tempe.blueboxinc.net comp.lang.python:7184

Show key headers only | View raw


geremy condra <debatem1@gmail.com> writes:
> # adds random junk to the filename- should make it hard to guess
> rrr = os.urandom(16)
> fname += base64.b64encode(rrr)

Don't use b64 output in a filename -- it can have slashes in it!  :-(

Simplest is to use old fashioned hexadeimal for stuff like that, unless
the number of chars is a significant problem.  Go for a more complicated
encoding if you must.

Back to comp.lang.python | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

Re: How good is security via hashing geremy condra <debatem1@gmail.com> - 2011-06-07 13:02 -0700
  Re: How good is security via hashing Paul Rubin <no.email@nospam.invalid> - 2011-06-07 13:42 -0700
    Re: How good is security via hashing Ian Kelly <ian.g.kelly@gmail.com> - 2011-06-07 14:58 -0600
    Re: How good is security via hashing geremy condra <debatem1@gmail.com> - 2011-06-07 14:41 -0700
    Re: How good is security via hashing Robin Becker <robin@reportlab.com> - 2011-06-08 10:13 +0100
      Re: How good is security via hashing Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915@spamschutz.glglgl.de> - 2011-06-08 13:30 +0200

csiph-web