Re: bis-16 comments
David Shaw <dshaw@jabberwocky.com> Tue, 09 May 2006 16:04 UTC
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Date: Tue, 09 May 2006 10:05:38 -0400
From: David Shaw <dshaw@jabberwocky.com>
To: Jon Callas <jon@callas.org>
Cc: ietf-openpgp@imc.org
Subject: Re: bis-16 comments
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References: <20060426031250.GA11005@jabberwocky.com> <5E8B7F7D-6CE1-4F5F-98DE-31E61B13D2D4@callas.org>
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On Mon, May 08, 2006 at 02:52:30PM -0700, Jon Callas wrote: > >In section 9.3. Compression Algorithms, suggest adding: > > > > Algorithm 0, "uncompressed," may only be used to denote a > > preference for uncompressed data in the preferred compression > > algorithms subpacket (section 5.2.3.9). Implementations MUST NOT > > use uncompressed in Compressed Data Packets. > > > >(We had the same problem with using cipher algorithm 0 in encrypted > >data packets, and made that MUST NOT as well) > > > > I want to quibble over this one. > > The reason we don't allow 0 in encrypted packets is because we don't > want to have "encrypted" data. It's a security reason. There's no > security reason here. While it's perhaps stupid to make a compressed > packet that has no compression (you could just have a literal > packet), there is no *security* reason to object to it. > > Also, there's no particular code reason to object to it, either; you > have to handle the case, and rather than error out, why not just > proceed? You're right. It's better left out. David
- bis-16 comments David Shaw
- Re: bis-16 comments Jon Callas
- Re: bis-16 comments David Shaw