[ietf-dkim] detecting header mutations after signing

[Murray S. Kucherawy]

> -----Original Message-----
> From: ietf-dkim-bounces at mipassoc.org [mailto:ietf-dkim-bounces at mipassoc.org] On Behalf Of Dave CROCKER
> Sent: Monday, October 11, 2010 3:18 PM
> To: ietf-dkim at mipassoc.org
> Subject: Re: [ietf-dkim] detecting header mutations after signing
> 
> It's not really an 'attack' on anything, but the most one could claim is that
> it's an attack on the recipient's reputation data base, or failure to
> use one.

I would even submit that it's an attack on user confidence via MTAs and/or MUAs that are too forgiving of invalid syntax.

But that was a problem before DKIM even existed anyway.