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Re: Password validation security issue

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Date Sun, 2 Mar 2014 05:45:08 +1100
Subject Re: Password validation security issue
From Chris Angelico <rosuav@gmail.com>
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On Sun, Mar 2, 2014 at 5:31 AM, Christian Heimes <christian@python.org> wrote:
>>>>> encrypted = hashlib.sha256(login+'NaCl protects your passwords'+password).hexdigest()
>>>>> encrypted
>> 'b329f2674af4d8d873e264d23713ace4505c211410eb46779c27e02d5a50466c'
>
> Please don't do that. It's insecure and not the proper way to handle
> passwords. In fact it's insecure on so many levels that I don't know
> where to start...

Please do start. This is an extremely common practice; are you able,
from just the information above, to figure out the password using
anything better than brute force?

ChrisA

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Thread

Password validation security issue Renato <rvernucio@gmail.com> - 2014-03-01 09:49 -0800
  Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-02 05:11 +1100
  Re: Password validation security issue Christian Heimes <christian@python.org> - 2014-03-01 19:31 +0100
  Re: Password validation security issue Tim Chase <python.list@tim.thechases.com> - 2014-03-01 12:38 -0600
  Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-02 05:43 +1100
  Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-02 05:45 +1100
  Re: Password validation security issue Christian Heimes <christian@python.org> - 2014-03-01 20:54 +0100
    Re: Password validation security issue Roy Smith <roy@panix.com> - 2014-03-01 15:25 -0500
      Re: Password validation security issue Christian Heimes <christian@python.org> - 2014-03-01 23:07 +0100
      Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-02 09:13 +1100
  Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-02 07:11 +1100
  Re: Password validation security issue Christian Heimes <christian@python.org> - 2014-03-02 20:25 +0100
    Re: Password validation security issue Roy Smith <roy@panix.com> - 2014-03-02 15:01 -0500
      Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-03 07:32 +1100
      Re: Password validation security issue Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-03 01:16 +0000
        Re: Password validation security issue Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-02 18:52 -0700
          Re: Password validation security issue Steven D'Aprano <steve@pearwood.info> - 2014-03-03 04:38 +0000
            Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-03 16:44 +1100
            Re: Password validation security issue Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-02 23:50 -0700
        Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-03 13:56 +1100
          Re: Password validation security issue Roy Smith <roy@panix.com> - 2014-03-03 08:41 -0500
            Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-04 00:55 +1100
              Re: Password validation security issue Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-03 16:46 +0000
                Re: Password validation security issue Chris Angelico <rosuav@gmail.com> - 2014-03-04 05:46 +1100
            Re: Password validation security issue MRAB <python@mrabarnett.plus.com> - 2014-03-03 16:29 +0000
            Re: Password validation security issue Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-03 17:41 +0000
  Re: Password validation security issue Renato <rvernucio@gmail.com> - 2014-03-02 15:10 -0800
    Re: Password validation security issue Ian Kelly <ian.g.kelly@gmail.com> - 2014-03-02 18:49 -0700
    Re: Password validation security issue Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-03 02:30 +0000

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