linux-kernel - Re: [PATCH 00/23] Crypto keys and module signing

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 05 Jun 2012 14:37:54 +0100
From:	David Howells <dhowells@...hat.com>
To:	Rusty Russell <rusty@...tcorp.com.au>,
	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	dhowells@...hat.com, kyle@...artin.ca, dmitry.kasatkin@...el.com,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, keyrings@...ux-nfs.org,
	Tim Abbott <tabbott@...lice.com>
Subject: Re: [PATCH 00/23] Crypto keys and module signing

Mimi Zohar <zohar@...ux.vnet.ibm.com> wrote:

> As the signature would be stored as an extended attribute, we wouldn't
> need to pass it.  Unfortunately not all filesystems have xattr support,
> nor do all of the package installation mechanims.  The benefit of
> storing the signature as an extended attribute, however, is that there
> is a consistent mechanism for verifying file data integrity for all
> files, not only ELF.

We also want to be able to do module signature verification with CONFIG_IMA=n.

David
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/