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From: Petko Manolov <petkan@mip-labs.com>
To: Mimi Zohar <zohar@linux.vnet.ibm.com>
Cc: Andy Lutomirski <luto@amacapital.net>,
	David Howells <dhowells@redhat.com>,
	Andy Lutomirski <luto@kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Michal Marek <mmarek@suse.cz>,
	David Woodhouse <dwmw2@infradead.org>,
	Abelardo Ricart III <aricart@memnix.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Sedat Dilek <sedat.dilek@gmail.com>,
	keyrings@linux-nfs.org, Rusty Russell <rusty@rustcorp.com.au>,
	LSM List <linux-security-module@vger.kernel.org>,
	Borislav Petkov <bp@alien8.de>, Jiri Kosina <jkosina@suse.cz>
Subject: Re: Should we automatically generate a module signing key at all?
Date: Tue, 19 May 2015 18:53:55 +0300	[thread overview]
Message-ID: <20150519155355.GB7549@localhost> (raw)
In-Reply-To: <1432049869.4510.119.camel@linux.vnet.ibm.com>

On 15-05-19 11:37:49, Mimi Zohar wrote:
> On Tue, 2015-05-19 at 07:36 -0700, Andy Lutomirski wrote:
> > 
> > What integrity stuff?  IIRC dm-verity doesn't use asymmetric crypto at
> > all.  IMA probably does, though.
> 
> IMA can appraise file integrity based on either hashes or signatures.
> The difference being that In addition to file integrity, signatures
> provides file provenance.  Going forward we'd like to see software come
> with the associated file signatures.

I second this one.  There's plenty of situations where integrity isn't enough 
and authenticity is needed.


cheers,
Petko

  reply	other threads:[~2015-05-19 16:29 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-18 16:04 Should we automatically generate a module signing key at all? David Howells
2015-05-18 16:19 ` David Woodhouse
2015-05-18 16:22   ` Linus Torvalds
2015-05-18 16:55     ` David Woodhouse
2015-05-18 16:20 ` Linus Torvalds
2015-05-19  0:51   ` Andy Lutomirski
2015-05-19  7:42     ` David Woodhouse
2015-05-19  8:53     ` David Howells
2015-05-19 12:46       ` David Woodhouse
2015-05-19 12:52         ` David Howells
2015-05-19 14:36       ` Andy Lutomirski
2015-05-19 15:30         ` David Howells
2015-05-19 15:55           ` Theodore Ts'o
2015-05-19 16:09             ` Petko Manolov
2015-05-19 16:23             ` David Howells
2015-05-19 17:55               ` Theodore Ts'o
2015-05-19 18:10                 ` David Howells
2015-05-19 21:47               ` Jiri Kosina
2015-05-20  7:45                 ` Michal Marek
2015-05-20  7:47               ` Michal Marek
2015-05-19 17:32             ` Mimi Zohar
2015-05-19 17:43               ` Andy Lutomirski
2015-05-19 17:53                 ` Linus Torvalds
2015-05-19 17:17           ` Andy Lutomirski
2015-05-19 18:38             ` David Howells
2015-05-19 18:46               ` Andy Lutomirski
2015-05-19 18:50                 ` David Howells
2015-05-19 18:57                 ` David Howells
2015-05-19 19:06                   ` Andy Lutomirski
2015-05-21 15:59                     ` David Howells
2015-05-19 15:37         ` Mimi Zohar
2015-05-19 15:53           ` Petko Manolov [this message]
2015-05-19 17:17           ` Andy Lutomirski
2015-05-19 17:44     ` Linus Torvalds
2015-05-19 17:58       ` Andy Lutomirski
2015-05-19 18:01         ` Linus Torvalds
2015-05-19 18:08         ` David Woodhouse
2015-05-19 18:12           ` Andy Lutomirski
2015-05-19 18:38             ` David Woodhouse
2015-05-19 18:49               ` Andy Lutomirski
2015-05-19 20:00                 ` David Woodhouse
2015-05-19 20:05                   ` Andy Lutomirski
2015-05-19 20:25                     ` David Woodhouse
2015-05-19 18:44             ` David Howells
2015-05-19 19:01               ` Andy Lutomirski
2015-05-21 16:10                 ` David Howells
2015-05-21 16:50                   ` Andy Lutomirski
2015-06-23 20:37       ` Pavel Machek
2015-05-20  5:01     ` Rusty Russell
  -- strict thread matches above, loose matches on Subject: below --
2015-05-21 23:54 George Spelvin
2015-05-22  0:03 ` Linus Torvalds
2015-05-22  0:10   ` Andy Lutomirski
2015-05-22 14:13   ` George Spelvin
2015-05-22 20:40     ` Linus Torvalds
2015-05-22 20:44       ` Andy Lutomirski
2015-05-22 21:09         ` Linus Torvalds
2015-05-22 22:18           ` David Howells
2015-05-22 22:21             ` Linus Torvalds
2015-05-22 22:15       ` David Howells
2015-05-22 22:19         ` Andy Lutomirski
2015-05-22 22:21           ` David Howells
2015-05-22  0:03 ` Andy Lutomirski
2015-05-22 12:42   ` George Spelvin

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