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


Groups > comp.lang.python > #67335

Re: Password validation security issue

Date 2014-03-01 12:38 -0600
From Tim Chase <python.list@tim.thechases.com>
Subject Re: Password validation security issue
References <09f43567-779e-4d01-8621-c4eb36354d99@googlegroups.com> <CAPTjJmqCTLqXgmHMm2QGYJB1MmYEnhMV3OGe0jPc_UOoUQ9gQA@mail.gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.7525.1393699084.18130.python-list@python.org> (permalink)

Show all headers | View raw


On 2014-03-02 05:11, Chris Angelico wrote:
> On Sun, Mar 2, 2014 at 4:49 AM, Renato <rvernucio@gmail.com> wrote:
> > My question is: is there a way of preventing the user from
> > reading the script's content?

Not really.  It might be a bit obfuscated, but 

>> Is there any strategy I could use to hide the passwords from the
>> users?

use Chris's suggestion about hashing.

That said, if the user has access to the source code, there's nothing
preventing them from changing

  if hash(provided_password) == existing_hash:
    do_magic()

into just

  if True:
    do_magic()

and re-running the program.

-tkc

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


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

csiph-web