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Groups > linux.debian.user > #185783

Re: One-line password generator

From Brian <ad44@cityscape.co.uk>
Newsgroups linux.debian.user
Subject Re: One-line password generator
Date 2017-08-23 19:20 +0200
Message-ID <uhHtT-3mE-7@gated-at.bofh.it> (permalink)
References <uhiYz-45R-39@gated-at.bofh.it> <uhnlx-6Ud-19@gated-at.bofh.it> <uhnOx-7kH-11@gated-at.bofh.it> <uhq02-hY-35@gated-at.bofh.it> <uhrIu-1Ej-11@gated-at.bofh.it>
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On Wed 23 Aug 2017 at 09:11:15 +0900, Lck Ras wrote:

> On 08/23/2017 07:31 AM, Brian wrote:
> > On Tue 22 Aug 2017 at 15:14:37 -0500, Mario Castelán Castro wrote:
> > You can recommend what you want but give me
> > 
> >  IhaveaMemorablePasswordwhichIwillnotforget!
> > 
> > as opposed to
> > 
> >  WVAq7XLM4va6e1A4Bb4+Zw
> > 
> > You will now explain why the first one will be broken in the next
> > 100 years. I'm past caring after that.
> 
> The problem with that kind of password generation is that it leaks in
> unexpected ways, and it can be hard to understand how much it matters.
> 
> When you know nothing about a password, it can be quite hard to guess,
> but as you reveal more information about it and its construction (max
> length, character set, format, etc.) it becomes easier and easier.
> 
> With randomly generated passwords, you still have an easy-to-understand
> "hard limit" on how easy it will be to guess, unless you start leaking
> individual characters of it, even if you reveal how the password is
> constructed.
> 
> In the other hand, with passwords like the ones you described, it can be
> quite difficult to gauge how hard it is to guess, and how much you can
> reveal about it before it being unsafe.

You should never reveal how your passwords are generated. In detail,
that is; in principle there might be no harm done.
 
> Eg. knowing that you create your passwords like that can make it
> significantly easier for someone else to guess your password, which
> could potentially be dangerous, especially if done by someone who knows
> you well.

Agreed. Account passwords being guessed can surely only happen when the
account owner is known to the perpetrator.
 
> I personally use diceware, which is relatively memorable and secure
> enough. Revealing the fact that I use diceware makes guessing my
> passwords significantly easier, but it still is very far in the
> "impossible" territory.
> 
> I don't think leaving your passwords up to chance is a good idea. You
> should know, not guess, whether it is safe or not.

How does one know

 MyDogHasNoNose.HowDoesItSmell?Terrible!

(old jokes are vey memorable) is a safe password?

-- 
Brian.

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Thread

One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-22 17:10 +0200
  Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-22 21:50 +0200
    Re: One-line password generator <tomas@tuxteam.de> - 2017-08-22 22:10 +0200
      Re: One-line password generator John Hasler <jhasler@newsguy.com> - 2017-08-22 22:50 +0200
        Re: One-line password generator Jude DaShiell <jdashiel@panix.com> - 2017-08-23 14:40 +0200
    Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-22 22:20 +0200
      Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-22 22:20 +0200
      Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-22 22:30 +0200
        Re: One-line password generator Glenn English <ghe2001@gmail.com> - 2017-08-23 22:40 +0200
      Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-23 00:40 +0200
        Re: One-line password generator Lck Ras <likcoras@riseup.net> - 2017-08-23 02:30 +0200
          Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-23 19:20 +0200
            Re: One-line password generator Lck Ras <likcoras@riseup.net> - 2017-08-24 03:00 +0200
        Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-23 17:20 +0200
          Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-23 19:00 +0200
            Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-23 20:00 +0200
              Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-23 21:20 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-24 01:10 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-24 19:50 +0200
                Re: One-line password generator David Wright <deblis@lionunicorn.co.uk> - 2017-08-25 03:00 +0200
                Re: One-line password generator Curt <curty@free.fr> - 2017-08-25 10:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-25 11:30 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 15:40 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-25 16:50 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 18:10 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-25 19:20 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 20:10 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-25 20:50 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 21:00 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-25 19:00 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 19:00 +0200
                Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-25 19:20 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-25 20:20 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-25 19:20 +0200
    Re: One-line password generator Jape Person <japers@comcast.net> - 2017-08-22 22:20 +0200
      Re: One-line password generator Jude DaShiell <jdashiel@panix.com> - 2017-08-23 14:40 +0200
    Re: One-line password generator Mike McClain <mike.junk.46@att.net> - 2017-08-23 03:10 +0200
  Re: One-line password generator Teemu Likonen <tlikonen@iki.fi> - 2017-08-23 06:10 +0200
  Re: One-line password generator Aaron Toponce <aaron.toponce@gmail.com> - 2017-08-23 21:20 +0200
    Re: One-line password generator Greg Wooledge <wooledg@eeg.ccf.org> - 2017-08-23 21:30 +0200
      Re: One-line password generator Aaron Toponce <aaron.toponce@gmail.com> - 2017-08-23 21:40 +0200
        Re: One-line password generator Fungi4All <fungilife@protonmail.com> - 2017-08-23 22:50 +0200
          Re: One-line password generator Terence <terence.john@gmail.com> - 2017-08-23 23:40 +0200
  Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-26 20:30 +0200
    Re: One-line password generator Nicolas George <george@nsup.org> - 2017-08-26 20:40 +0200
      Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-26 21:10 +0200
        Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-27 16:00 +0200
    Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-26 21:20 +0200
      Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-27 16:00 +0200
        Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-27 17:10 +0200
          Re: One-line password generator Curt <curty@free.fr> - 2017-08-27 20:10 +0200
          Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-27 20:10 +0200
            Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-27 21:10 +0200
              Re: One-line password generator Andy Smith <andy@strugglers.net> - 2017-08-28 00:00 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-28 09:40 +0200
                Re: One-line password generator Curt <curty@free.fr> - 2017-08-28 11:40 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-28 12:10 +0200
                Re: One-line password generator Andy Smith <andy@strugglers.net> - 2017-08-28 13:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-28 15:20 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-29 04:40 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-29 09:10 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-29 10:50 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-29 11:00 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-29 12:50 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-29 13:00 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-29 14:30 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-30 03:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 12:40 +0200
                Re: One-line password generator Andy Smith <andy@strugglers.net> - 2017-08-29 14:10 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-29 15:00 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-30 03:50 +0200
                Re: One-line password generator Greg Wooledge <wooledg@eeg.ccf.org> - 2017-08-30 14:20 +0200
                Re: One-line password generator Gene Heskett <gheskett@shentel.net> - 2017-08-30 14:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 15:20 +0200
                Re: One-line password generator Gene Heskett <gheskett@shentel.net> - 2017-08-30 15:30 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 15:50 +0200
                Re: One-line password generator Gene Heskett <gheskett@shentel.net> - 2017-08-30 16:00 +0200
                Re: One-line password generator Greg Wooledge <wooledg@eeg.ccf.org> - 2017-08-30 16:10 +0200
                Re: One-line password generator Gene Heskett <gheskett@shentel.net> - 2017-08-30 18:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 16:30 +0200
                Re: One-line password generator Gene Heskett <gheskett@shentel.net> - 2017-08-30 20:10 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 23:00 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-09-01 10:40 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-09-01 10:50 +0200
                Re: One-line password generator Curt <curty@free.fr> - 2017-08-30 16:30 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 17:00 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-30 20:00 +0200
                Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-08-29 11:00 +0200
            Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-27 21:20 +0200
              Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-29 21:20 +0200
                Re: One-line password generator Reco <recoverym4n@gmail.com> - 2017-08-29 21:40 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-29 22:00 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-29 23:00 +0200
                Re: One-line password generator Curt <curty@free.fr> - 2017-08-30 10:50 +0200
                Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-08-30 12:40 +0200
                Re: One-line password generator Reco <recoverym4n@gmail.com> - 2017-08-30 00:00 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-31 21:10 +0200
                Re: One-line password generator Fungi4All <fungilife@protonmail.com> - 2017-08-31 21:20 +0200
                Re: One-line password generator Reco <recoverym4n@gmail.com> - 2017-08-31 21:40 +0200
    Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-27 04:20 +0200
      Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-08-27 16:00 +0200
        Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-08-27 16:40 +0200
  Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-09-01 17:00 +0200
    Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-09-01 21:50 +0200
      Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-09-01 23:50 +0200
        Re: One-line password generator Jude DaShiell <jdashiel@panix.com> - 2017-09-02 11:50 +0200
          Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-09-02 13:00 +0200
            Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-09-02 19:20 +0200
              Re: One-line password generator Jude DaShiell <jdashiel@panix.com> - 2017-09-02 20:30 +0200
              Re: One-line password generator "Thomas Schmitt" <scdbackup@gmx.net> - 2017-09-02 21:00 +0200
                Re: One-line password generator Brian <ad44@cityscape.co.uk> - 2017-09-02 22:00 +0200
      Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-09-02 01:50 +0200
    Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-09-02 01:50 +0200
      Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-09-02 04:40 +0200
        Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-09-02 05:40 +0200
          Re: One-line password generator Mario Castelán Castro <marioxcc.MT@yandex.com> - 2017-09-02 16:40 +0200
            Re: One-line password generator Zenaan Harkness <zenaan@freedbms.net> - 2017-09-04 01:10 +0200

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