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Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems]

From David Christensen <dpchrist@holgerdanske.com>
Newsgroups linux.debian.user
Subject Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems]
Date 2021-03-04 23:30 +0100
Message-ID <BP4DL-3LZ-1@gated-at.bofh.it> (permalink)
References (1 earlier) <BOBBM-25k-9@gated-at.bofh.it> <BOHea-5Jt-1@gated-at.bofh.it> <BOHHc-5VT-3@gated-at.bofh.it> <BOLhM-8mE-5@gated-at.bofh.it> <BORQd-3YF-1@gated-at.bofh.it>
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On 3/4/21 12:43 AM, tomas@tuxteam.de wrote:

> Read David A. Wheeler's work [1] and put yourself in the 2010s :-)

 > [1] https://dwheeler.com/trusting-trust/

The abstract states:

     "In the DDC technique, source code is compiled twice: once with a
     second (trusted) compiler (using the source code of the compiler’s
     parent), and then the compiler source code is compiled using the
     result of the first compilation. If the result is bit-for-bit
     identical with the untrusted executable, then the source code
     accurately represents the executable."


I find the above to be unclear:

1.  What source code is compiled twice?

2.  Where do I get the second (trusted) compiler?

3.  How do I compile using the source code of the compiler's parent?

5.  Is the compiler source code the same as, or different from, the 
source code of the compiler's parent?

6.  What result and what untrusted executable are compared bit-for-bit?

7.  What if the compiler, by design, does not produce identical output 
for identical input?

8.  Where do I get a trusted computer to do all of the above?


> Back to the topic: I do trust my ISP significantly less than I do
> OpenWRT. Therefore there is something between their provided router
> and my home network.

Layering is a traditional defensive strategy.


David

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Thread

Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-02 21:10 +0100
  Re: Installation problems Brian <ad44@cityscape.co.uk> - 2021-03-02 21:40 +0100
    Re: Installation problems Weaver <weaver@riseup.net> - 2021-03-02 22:20 +0100
      Re: Installation problems <tomas@tuxteam.de> - 2021-03-02 22:30 +0100
        Re: Installation problems Brian <ad44@cityscape.co.uk> - 2021-03-03 00:10 +0100
    Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-02 22:50 +0100
      Re: Installation problems "Andrew M.A. Cater" <amacater@einval.com> - 2021-03-02 23:20 +0100
        Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 02:40 +0100
          Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 02:50 +0100
      Re: Installation problems Keith Bainbridge <ke1thozgroups@gmx.com> - 2021-03-03 00:00 +0100
        Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 10:30 +0100
          Re: Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-03 15:40 +0100
            Re: Installation problems Celejar <celejar@gmail.com> - 2021-03-03 16:40 +0100
            Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 16:40 +0100
              Re: Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-03 22:40 +0100
                Re: Installation problems Joe <joe@jretrading.com> - 2021-03-03 23:00 +0100
                Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-04 13:00 +0100
                Re: Installation problems Tixy <tixy@yxit.co.uk> - 2021-03-04 13:30 +0100
                Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-04 14:00 +0100
                Re: Installation problems Felix Miata <mrmazda@earthlink.net> - 2021-03-04 17:30 +0100
    Re: Installation problems Keith Bainbridge <ke1thozgroups@gmx.com> - 2021-03-02 23:50 +0100
      Re: Installation problems David Wright <deblis@lionunicorn.co.uk> - 2021-03-03 03:50 +0100
        Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 10:50 +0100
          Re: Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 11:20 +0100
    Re: Installation problems Keith Bainbridge <ke1thozgroups@gmx.com> - 2021-03-03 00:00 +0100
  PARTIAL DIAGNOSIS of Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-03 16:30 +0100
    Re: PARTIAL DIAGNOSIS of Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-03 22:30 +0100
      Re: PARTIAL DIAGNOSIS of Installation problems Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-03 23:00 +0100
        Re: PARTIAL DIAGNOSIS of Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-04 02:50 +0100
          Re: PARTIAL DIAGNOSIS of Installation problems Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-04 03:50 +0100
            Re: PARTIAL DIAGNOSIS of Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-04 04:20 +0100
              Re: PARTIAL DIAGNOSIS of Installation problems Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-04 05:10 +0100
                Re: PARTIAL DIAGNOSIS of Installation problems <tomas@tuxteam.de> - 2021-03-04 10:00 +0100
          Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] <tomas@tuxteam.de> - 2021-03-04 09:50 +0100
            Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Joe <joe@jretrading.com> - 2021-03-04 10:50 +0100
              Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] <tomas@tuxteam.de> - 2021-03-04 14:20 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 15:30 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] tomas@tuxteam.de - 2021-03-04 16:20 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 17:20 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] tomas@tuxteam.de - 2021-03-04 19:10 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 19:30 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-04 23:20 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] <tomas@tuxteam.de> - 2021-03-04 23:40 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Joe <joe@jretrading.com> - 2021-03-04 23:50 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 15:30 +0100
              Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 14:20 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Joe <joe@jretrading.com> - 2021-03-04 16:10 +0100
                Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation  problems] Celejar <celejar@gmail.com> - 2021-03-04 17:20 +0100
                OT: Bathroom scales (was: Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems]) rhkramer@gmail.com - 2021-03-04 17:40 +0100
            Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] David Christensen <dpchrist@holgerdanske.com> - 2021-03-04 23:30 +0100
              [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-05 04:00 +0100
                Re: [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of  Installation problems] David Christensen <dpchrist@holgerdanske.com> - 2021-03-05 06:30 +0100
                Re: [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of  Installation problems] David Christensen <dpchrist@holgerdanske.com> - 2021-03-05 06:40 +0100
                Re: [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] Stefan Monnier <monnier@iro.umontreal.ca> - 2021-03-05 07:40 +0100
                Re: [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of  Installation problems] <tomas@tuxteam.de> - 2021-03-05 09:20 +0100
                Re: [OFFTOPIC] Re: Trusting trust [was: PARTIAL DIAGNOSIS of Installation problems] Gene Heskett <gheskett@shentel.net> - 2021-03-05 15:10 +0100
    Re: PARTIAL DIAGNOSIS of Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-04 13:30 +0100
      Re: PARTIAL DIAGNOSIS of Installation problems David Wright <deblis@lionunicorn.co.uk> - 2021-03-04 18:50 +0100
      Re: PARTIAL DIAGNOSIS of Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-04 23:50 +0100
        Re: PARTIAL DIAGNOSIS of Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-05 13:20 +0100
          Re: PARTIAL DIAGNOSIS of Installation problems David Christensen <dpchrist@holgerdanske.com> - 2021-03-05 21:30 +0100
            Re: PARTIAL DIAGNOSIS of Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-05 22:20 +0100
              Re: PARTIAL DIAGNOSIS of Installation problems Joe <joe@jretrading.com> - 2021-03-05 22:50 +0100
                Re: PARTIAL DIAGNOSIS of Installation problems Richard Owlett <rowlett@cloud85.net> - 2021-03-05 23:30 +0100
                Re: PARTIAL DIAGNOSIS of Installation problems Charles Curley <charlescurley@charlescurley.com> - 2021-03-06 00:40 +0100
                Re: PARTIAL DIAGNOSIS of Installation problems Celejar <celejar@gmail.com> - 2021-03-07 01:40 +0100
    Re: PARTIAL DIAGNOSIS of Installation problems David Wright <deblis@lionunicorn.co.uk> - 2021-03-06 02:50 +0100
    Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-08 13:10 +0100
      Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} "Andrew M.A. Cater" <amacater@einval.com> - 2021-03-08 13:30 +0100
      Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} songbird <songbird@anthive.com> - 2021-03-08 17:30 +0100
        Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-08 20:20 +0100
          Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} songbird <songbird@anthive.com> - 2021-03-09 02:10 +0100
        Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-09 13:40 +0100
          Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Anssi Saari <as@sci.fi> - 2021-03-09 14:00 +0100
            Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Joe <joe@jretrading.com> - 2021-03-09 14:20 +0100
          Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Andrei POPESCU <andreimpopescu@gmail.com> - 2021-03-09 14:10 +0100
            Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Joe <joe@jretrading.com> - 2021-03-09 14:20 +0100
            Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-09 21:40 +0100
              Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Andrei POPESCU <andreimpopescu@gmail.com> - 2021-03-10 10:50 +0100
                Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-10 11:30 +0100
                Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Andrei POPESCU <andreimpopescu@gmail.com> - 2021-03-10 14:40 +0100
                Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Richard Owlett <rowlett@cloud85.net> - 2021-03-10 15:50 +0100
                Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} Andrei POPESCU <andreimpopescu@gmail.com> - 2021-03-10 21:50 +0100
                Re: Status update {Re: PARTIAL DIAGNOSIS of Installation problems} "Andrew M.A. Cater" <amacater@einval.com> - 2021-03-11 00:20 +0100

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