Gentoo Archives: gentoo-portage-dev

From: Jason Stubbs <jstubbs@g.o>
To: gentoo-portage-dev@l.g.o
Subject: Re: [gentoo-portage-dev] Manifest signing
Date: Sat, 19 Nov 2005 11:57:54
Message-Id: 200511192059.07713.jstubbs@gentoo.org
In Reply to: Re: [gentoo-portage-dev] Manifest signing by Mike Auty
1 On Saturday 19 November 2005 20:41, Mike Auty wrote:
2 > If portage can already handle multiple hash formats,
3
4 Portage can't handle multiple hash formats at the moment. It is only smart
5 enough to not throw a fit when other hash formats appear.
6
7 > then perhaps it would just be best to start shifting the default hashing
8 > algorithm from MD5 to SHA-256 or greater (which if you're going off
9 > schneier's tips for safety is just about safe at the moment), rather than
10 > requiring multiple hashes and guessing about their combined security?
11
12 The user will be able to configure what algorithm(s) are used. Generation on
13 the other hand needs to be done for at least MD5 and one other algorithm.
14
15 > Having to maintain backwards compatibility with old versions of portage
16 > is a good idea, however just how far back must be supported?
17
18 A year is a good guide.
19
20 --
21 Jason Stubbs
22 --
23 gentoo-portage-dev@g.o mailing list

Replies

Subject Author
Re: [gentoo-portage-dev] Manifest signing Marius Mauch <genone@g.o>