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Groups > comp.sys.mac.system > #57521

Re: File vault, firmware password, etc

From Jolly Roger <jollyroger@pobox.com>
Newsgroups comp.sys.mac.system
Subject Re: File vault, firmware password, etc
Date 2014-03-03 17:10 +0000
Organization People for the Ethical Treatment of Pirates
Message-ID <bnjrbsFlm49U1@mid.individual.net> (permalink)
References <1lhxa48.1f825xadchjy0N%dcohenspam@talktalk.net> <bnjdsqFii1pU1@mid.individual.net> <bnjkg2Fk228U2@mid.individual.net> <lf2cp9$1kr$1@reader2.panix.com>

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On 2014-03-03, billy@MIX.COM <billy@MIX.COM> wrote:
> Jolly Roger <jollyroger@pobox.com> writes about Firmware Password:
>
>> It can, however be bypassed by changing the hardware configuration (for
>> instance removing / adding RAM). Someone with physical access to the
>> machine can overcome it.
>
> Not on machines using the Atmel chip.  You either have to let Apple
> read and decrypt the data on it, or replace the chip yourself.  Or,
> feed "Atmel bios chip" into the search engine of your choice, and
> find someone willing to do it for you.
>
> Anyway, I'd expect this includes most all of the Intel-based Macs.

Could be. I'm happy to be wrong, if that's the case!

>> Also, someone with root access to the machine can read the firmware
>> password easily with the nvram command-line utility.
>
> I will try to look at this later (don't have a password protected
> machine available right now).

Me neither. I suspect, as others have mentioned, it may not longer be
the case with latest hardware.

-- 
E-mail sent to this address may be devoured by my ravenous SPAM filter.
I often ignore posts from Google. Use a real news client instead.

JR

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Thread

File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-03 08:57 +0000
  Re: File vault, firmware password, etc Tom Stiller <clusterfux.upmon@gmail.com> - 2014-03-03 13:20 +0000
    Re: File vault, firmware password, etc Jolly Roger <jollyroger@pobox.com> - 2014-03-03 15:13 +0000
      Re: File vault, firmware password, etc Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-03-03 16:07 +0000
        Re: File vault, firmware password, etc me@home.spamsucks.ca (Király) - 2014-03-03 16:19 +0000
          Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-03 17:57 +0000
            Re: File vault, firmware password, etc me@home.spamsucks.ca (Király) - 2014-03-04 00:03 +0000
              Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-04 12:08 +0000
                Re: File vault, firmware password, etc me@home.spamsucks.ca (Király) - 2014-03-04 19:31 +0000
                Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-04 20:46 +0000
                Re: File vault, firmware password, etc Tom Stiller <clusterfux.upmon@gmail.com> - 2014-03-04 21:41 +0000
                Re: File vault, firmware password, etc nospam <nospam@nospam.invalid> - 2014-03-04 17:01 -0500
                Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-04 23:09 +0000
                Re: File vault, firmware password, etc Jolly Roger <jollyroger@pobox.com> - 2014-03-04 22:06 +0000
                Re: File vault, firmware password, etc Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-03-04 22:25 +0000
                Re: File vault, firmware password, etc billy@MIX.COM - 2014-03-04 22:39 +0000
                Re: File vault, firmware password, etc Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-03-04 23:26 +0000
                Re: File vault, firmware password, etc billy@MIX.COM - 2014-03-05 00:10 +0000
                Re: File vault, firmware password, etc billy@MIX.COM - 2014-03-04 21:48 +0000
                Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-04 23:09 +0000
        Re: File vault, firmware password, etc Jolly Roger <jollyroger@pobox.com> - 2014-03-03 16:25 +0000
      Re: File vault, firmware password, etc billy@MIX.COM - 2014-03-03 17:05 +0000
        Re: File vault, firmware password, etc Jolly Roger <jollyroger@pobox.com> - 2014-03-03 17:10 +0000
        Re: File vault, firmware password, etc billy@MIX.COM - 2014-03-05 18:22 +0000
          Re: File vault, firmware password, etc Jolly Roger <jollyroger@pobox.com> - 2014-03-05 18:28 +0000
    Re: File vault, firmware password, etc dcohenspam@talktalk.net (Daniel Cohen) - 2014-03-03 17:57 +0000
      Re: File vault, firmware password, etc Tom Stiller <clusterfux.upmon@gmail.com> - 2014-03-03 19:11 +0000
  Re: File vault, firmware password, etc Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-03-04 17:10 -0500

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