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Groups > linux.debian.user > #212123

Re: Wireless home LAN - WiFi vs Bluetooth?

From Celejar <celejar@gmail.com>
Newsgroups linux.debian.user
Subject Re: Wireless home LAN - WiFi vs Bluetooth?
Date 2019-08-02 05:20 +0200
Message-ID <yqwgO-7xs-3@gated-at.bofh.it> (permalink)
References (3 earlier) <ypRwZ-6KZ-13@gated-at.bofh.it> <ypVqV-Oo-7@gated-at.bofh.it> <ypWwG-1Hs-13@gated-at.bofh.it> <yq9az-19D-25@gated-at.bofh.it> <yqcUN-3xs-9@gated-at.bofh.it>
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On Thu, 1 Aug 2019 09:32:32 +0300
Reco <recoverym4n@enotuniq.net> wrote:

> On Wed, Jul 31, 2019 at 10:30:05PM -0400, Celejar wrote:
> > > > > > > You have authentication frames that can be intercepted (so WPA
> > > > > > > passphrase can be bruteforced).
> > > > > > 
> > > > > > Lots of things (such as TLS, ssh) can theoretically be brute forced -
> > > > > > the question is whether such brute forcing is sufficiently practical to
> > > > > > be a threat. I have seen nothing to indicate that properly configured
> > > > > > WPA2 can be realistically brute forced.
> > > > > 
> > > > > For WPA2 it's not that hard really, assuming pre-shared key usage.
> > > > > Can be expensive (all those videocards and ASICs have their cost), but
> > > > > definitely doable.
> > > > 
> > > > I'd be interested in seeing some real-world studies, or simply just a
> > > > mathematical analysis of how much hardware would be necessary to crack
> > > > a good WPA2 password. I've seen lots of sites explaining how to use
> > > > hashcat with a GPU, and various real-world tests on lists of hashed
> > > > passwords (e.g., [1]), but can you provide a serious analysis of the
> > > > practical cost, in time or hardware, of cracking a real-world WPA setup?
> > > 
> > > Cost - Amazon will take 11c per hour for that VM that comes with NVIDIA
> > > Tesla videocard.
> > > Said hour is more than enough to bruteforce 8 character WPA passphrase
> > > with hashcat.
> > 
> > Yes, and who said anything about using 8 character passphrase? How
> > about the cost of cracking a 16 character passphrase? Or a 60 character
> > one?
> 
> Each extra character in WPA passphrase adds roughly two orders of
> magnitude to the bruteforce time.
> So you cheat. Dictionary attacks, Markov chain attacks, assumptions on
> the characters used in passwords - all that really lowers bruteforce
> time.

But none of that will help if the passphrase is properly (randomly)
chosen.

Celejar

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Thread

Wireless home LAN - WiFi vs Bluetooth? Richard Owlett <rowlett@cloud85.net> - 2019-07-29 12:50 +0200
  Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-29 13:00 +0200
    Re: Wireless home LAN - WiFi vs Bluetooth? Richard Owlett <rowlett@cloud85.net> - 2019-07-29 14:00 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-29 14:50 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Dan Ritter <dsr@randomstring.org> - 2019-07-29 15:40 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? deloptes <deloptes@gmail.com> - 2019-07-30 11:30 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? John Hasler <jhasler@newsguy.com> - 2019-07-29 16:30 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? Richard Owlett <rowlett@cloud85.net> - 2019-07-29 17:20 +0200
    Re: Wireless home LAN - WiFi vs Bluetooth? john doe <johndoe65534@mail.com> - 2019-07-29 14:10 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-29 15:20 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Dan Ritter <dsr@randomstring.org> - 2019-07-29 15:40 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-29 15:50 +0200
          Re: Wireless home LAN - WiFi vs Bluetooth? Dan Ritter <dsr@randomstring.org> - 2019-07-29 16:10 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 17:20 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Dan Ritter <dsr@randomstring.org> - 2019-07-29 18:00 +0200
          Re: Wireless home LAN - WiFi vs Bluetooth? John Hasler <jhasler@newsguy.com> - 2019-07-29 16:30 +0200
          Re: Wireless home LAN - WiFi vs Bluetooth? Erik Christiansen <dvalin@internode.on.net> - 2019-07-29 16:40 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 16:50 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? rhkramer@gmail.com - 2019-07-30 05:00 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? John Hasler <jhasler@newsguy.com> - 2019-07-29 17:30 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-29 21:50 +0200
          Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 22:00 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-29 22:10 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 23:10 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? ghe <ghe@slsware.net> - 2019-07-29 23:30 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Gene Heskett <gheskett@shentel.net> - 2019-07-30 00:10 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-30 03:50 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-30 09:00 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Erik Christiansen <dvalin@internode.on.net> - 2019-07-30 13:20 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? John Hasler <jhasler@newsguy.com> - 2019-07-30 14:50 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? Matthew Crews <mailinglists@mattcrews.com> - 2019-07-30 14:40 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Michael Stone <mstone@debian.org> - 2019-07-30 15:00 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-30 21:20 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-30 21:30 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-31 00:30 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Michael Stone <mstone@debian.org> - 2019-07-30 21:50 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-31 00:30 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? "Martin McCormick" <martin.m@suddenlink.net> - 2019-08-01 14:40 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? John Hasler <jhasler@newsguy.com> - 2019-07-30 15:50 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Gene Heskett <gheskett@shentel.net> - 2019-07-30 16:20 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-30 16:30 +0200
                3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? rhkramer@gmail.com - 2019-07-30 17:40 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? Erik Christiansen <dvalin@internode.on.net> - 2019-07-31 09:50 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-31 10:00 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-08-01 15:50 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? rhkramer@gmail.com - 2019-08-01 19:10 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-08-01 21:50 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? "James H. H. Lampert" <jamesl@touchtonecorp.com> - 2019-08-01 22:20 +0200
                Re: 3 phase power (was Re: Wireless home LAN - WiFi vs Bluetooth? Gene Heskett <gheskett@shentel.net> - 2019-08-01 23:20 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? mick crane <mick.crane@gmail.com> - 2019-08-03 18:30 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-08-03 20:20 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? mick crane <mick.crane@gmail.com> - 2019-08-03 21:00 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 23:00 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Patrick Bartek <nemommxiv@gmail.com> - 2019-07-29 17:30 +0200
    Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-07-31 01:10 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Joe <joe@jretrading.com> - 2019-07-31 09:10 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-02 16:20 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-31 09:50 +0200
        Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-07-31 14:00 +0200
          Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-31 15:10 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? Brian <ad44@cityscape.co.uk> - 2019-07-31 15:40 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-07-31 15:50 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Ben Caradoc-Davies <ben@transient.nz> - 2019-08-01 03:20 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-01 04:40 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-01 04:40 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-08-01 08:20 +0200
            Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-01 04:40 +0200
              Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-08-01 08:40 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Andrei POPESCU <andreimpopescu@gmail.com> - 2019-08-01 08:50 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Reco <recoverym4n@enotuniq.net> - 2019-08-01 10:00 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-02 05:20 +0200
                Re: Wireless home LAN - WiFi vs Bluetooth? Celejar <celejar@gmail.com> - 2019-08-02 05:20 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-31 22:20 +0200
  Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 17:00 +0200
  Re: Wireless home LAN - WiFi vs Bluetooth? Patrick Bartek <nemommxiv@gmail.com> - 2019-07-29 17:20 +0200
    Re: Wireless home LAN - WiFi vs Bluetooth? Richard Owlett <rowlett@cloud85.net> - 2019-07-29 18:00 +0200
      PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Richard Owlett <rowlett@cloud85.net> - 2019-07-29 19:00 +0200
        Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 23:10 +0200
          Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Richard Owlett <rowlett@cloud85.net> - 2019-07-30 05:20 +0200
            Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-08-03 17:50 +0200
        Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} mick crane <mick.crane@gmail.com> - 2019-08-04 14:00 +0200
          Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} <tomas@tuxteam.de> - 2019-08-04 14:10 +0200
            Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Richard Hector <richard@walnut.gen.nz> - 2019-08-04 17:20 +0200
              Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} rhkramer@gmail.com - 2019-08-05 18:50 +0200
                Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-08-05 22:00 +0200
                Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Andrei POPESCU <andreimpopescu@gmail.com> - 2019-08-06 07:50 +0200
                Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-08-06 15:40 +0200
                Re: PROGRESS!! - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Andrei POPESCU <andreimpopescu@gmail.com> - 2019-08-07 08:50 +0200
      Re: Wireless home LAN - WiFi vs Bluetooth? Patrick Bartek <nemommxiv@gmail.com> - 2019-07-29 19:10 +0200
    Re: Wireless home LAN - WiFi vs Bluetooth? David Wright <deblis@lionunicorn.co.uk> - 2019-07-29 18:40 +0200
  Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Richard Owlett <rowlett@cloud85.net> - 2019-08-03 15:20 +0200
    Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Lee <ler762@gmail.com> - 2019-08-03 17:00 +0200
      Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Richard Owlett <rowlett@cloud85.net> - 2019-08-03 17:30 +0200
        Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-08-03 17:50 +0200
          Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Brian <ad44@cityscape.co.uk> - 2019-08-03 21:20 +0200
        Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} Andrei POPESCU <andreimpopescu@gmail.com> - 2019-08-03 18:20 +0200
    Re: Useful links - was {Re: Wireless home LAN - WiFi vs Bluetooth?} David Wright <deblis@lionunicorn.co.uk> - 2019-08-03 17:40 +0200

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