Re: How to obtain serial number in linux

2007-06-21 Thread Dan Williams
On Thu, 2007-06-21 at 13:48 +0800, David Woodhouse wrote:
 On Thu, 2007-06-21 at 00:50 -0400, Ivan Krstić wrote:
  David Woodhouse wrote:
   I remember a lot of noise and pointless paranoia, but no actual _mess_.
  
  A lot of noise and pointless paranoia over something with no practical
  benefits and plenty of abuse potential sure as hell qualifies as a mess
  in my book. There was a tremendous amount of consumer and media backlash
  including a request for a formal FTC investigation.
 
 Well, it was an Intel chip. Of _course_ it was a mess :)
 
 But 'consumer and media backlash' happens over a lot of pointless and
 irrelevant things, while simultaneously _not_ happening in other
 situations where it really should. Media fuss isn't really a good metric
 of anything but media fuss.
 
 Are we going to hide MAC addresses too? I've heard some of the tinfoil
 hat contingent witter about how those could lead the black helicopters
 to you too¹.

Good point, MAC address is available to anyone AFAIK.  It's also a nice
way of getting a constant UID (after hashing it of course).

Dan


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Re: How to obtain serial number in linux

2007-06-20 Thread Ivan Krstić
Jim Gettys wrote:
 Serial number is/should be easily available; after all, it's printed on
 the machine.

This is a complete non-sequitur. Remember the bloody mess that was PSN?

http://www.cdt.org/privacy/issues/pentium3/

That a machine's SN# can be identified by opening its battery
compartment by absolutely no means implies the number should be
available to userspace applications.

While it is true that our recent kernels will expose the SN and UUID
information, they will do so only to a privileged and closely audited
security service that can broker the information for the user's benefit,
such as for backups and authentication to the OpenID identity provider.

In those cases, the data will follow the Bitfrost requirement of no
unencrypted authentication, meaning the security service will only use
the data to respond to a cryptographic challenge rather than send it
over the wire directly, and any such uses will be tightly-controlled and
whitelisted only after we determine that extensive assurances can be
provided of the user's privacy not being adversely affected.

-- 
Ivan Krstić [EMAIL PROTECTED] | GPG: 0x147C722D
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Re: How to obtain serial number in linux

2007-06-20 Thread David Woodhouse
On Wed, 2007-06-20 at 16:52 -0400, Ivan Krstić wrote:
 This is a complete non-sequitur. Remember the bloody mess that was
 PSN?

I remember a lot of noise and pointless paranoia, but no actual _mess_.

But I don't own a tinfoil hat -- so maybe someone's controlling my brain
to make me not see the problem.

-- 
dwmw2

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Re: How to obtain serial number in linux

2007-06-20 Thread Ivan Krstić
David Woodhouse wrote:
 I remember a lot of noise and pointless paranoia, but no actual _mess_.

A lot of noise and pointless paranoia over something with no practical
benefits and plenty of abuse potential sure as hell qualifies as a mess
in my book. There was a tremendous amount of consumer and media backlash
including a request for a formal FTC investigation.

 But I don't own a tinfoil hat -- so maybe someone's controlling my brain
 to make me not see the problem.

Everyone knows tinfoil hats are a government conspiracy:

http://people.csail.mit.edu/rahimi/helmet/

I expect more of you, Dave. The Truth Is Out There!

-- 
Ivan Krstić [EMAIL PROTECTED] | GPG: 0x147C722D
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