Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Hector Santos
J.D. Falk wrote: > On Mar 31, 2011, at 8:51 AM, Al Iverson wrote: > >>> I think the MLM document makes all of this stuff pretty clear already. >> It does to me; it seems like dropping the original signature and >> signing with the list manager site signature is the appropriate way to >> go. > > Y

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread John R. Levine
> FWIW, here's how I got DKIM signatures on messages resent by the lists I host > with MailMan two years ago, without needing to wait for MailMan to update > anything at all: Yup. In most cases, it's really not hard to either tell the MTA to add a signature on the way out, or use a signing shi

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread J.D. Falk
On Mar 31, 2011, at 8:51 AM, Al Iverson wrote: >> I think the MLM document makes all of this stuff pretty clear already. > > It does to me; it seems like dropping the original signature and > signing with the list manager site signature is the appropriate way to > go. Yup. The problem isn't tha

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread MH Michael Hammer (5304)
> -Original Message- > From: ietf-dkim-boun...@mipassoc.org [mailto:ietf-dkim- > boun...@mipassoc.org] On Behalf Of Al Iverson > Sent: Thursday, March 31, 2011 11:52 AM > To: > Subject: Re: [ietf-dkim] If DKIM would ignore [] at the beginning of > the subject lin

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Hector Santos
Franck Martin wrote: > Silly question (?): > > Knowing that many mailing lists add [topic] at the beginning of the Subject > line, > what if DKIM was set to ignore that part when signing/verifying? > > Would it help to solve the problem of broken signature thru mailing lists? > > I realize t

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Al Iverson
On Thu, Mar 31, 2011 at 6:58 AM, Murray S. Kucherawy wrote: > That's also something we considered when talking to the Mailman people.  But > again, this is really a small percentage of what causes author signatures on > list mail to break. > >> Anyway, the list should be signing messages after

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Murray S. Kucherawy
> -Original Message- > From: ietf-dkim-boun...@mipassoc.org [mailto:ietf-dkim-boun...@mipassoc.org] > On Behalf Of Ian Eiloart > Sent: Thursday, March 31, 2011 3:45 AM > To: Franck Martin > Cc: > Subject: Re: [ietf-dkim] If DKIM would ignore [] at the beginning

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Ian Eiloart
On 31 Mar 2011, at 03:16, Franck Martin wrote: > Silly question (?): > > Knowing that many mailing lists add [topic] at the beginning of the Subject > line, what if DKIM was set to ignore that part when signing/verifying? That's an implementation issue for verifiers, isn't it? If an rfc were t

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Dave CROCKER
On 3/31/2011 9:08 AM, Murray S. Kucherawy wrote: > I don’t think it’s a silly question. In fact I recently approached the > Mailman > people to explore this question from their perspective. > > It may be interesting or even somewhat useful to set up a new header > canonicalization that tolerate

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Barry Leiba
> Knowing that many mailing lists add [topic] at the beginning of the Subject > line, what if DKIM was set to ignore that part when signing/verifying? Apart from what's been said: We did discuss this, long ago. Suppose a spammer used that to replay signed list messages, changing this: Subject:

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-31 Thread Murray S. Kucherawy
Subject: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line Silly question (?): Knowing that many mailing lists add [topic] at the beginning of the Subject line, what if DKIM was set to ignore that part when signing/verifying? Would it help to solve the problem of broken

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-30 Thread John R. Levine
> Instead, what if we invented a canonicalization specifically for lists > that recognized the content munging of lists as first-class behavior > that encompassed things like l= and [] and other typical list munging? How about if we just encouraged people who run lists to sign their mail? This wh

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-30 Thread Mark Delany
On 31Mar11, Franck Martin allegedly wrote: > Silly question (?): > > Knowing that many mailing lists add [topic] at the beginning of the Subject > line, what if DKIM was set to ignore that part when signing/verifying? > > Would it help to solve the problem of broken signature thru mailing list

Re: [ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-30 Thread John R. Levine
> Silly question (?): I was going to write a long rant, but I'll just say, you're right, it was a silly question. R's, John PS: If you believe that you have a problem that would be solved if you could check slightly more of the submitters' signatures on list mail, there's nothing stopping you

[ietf-dkim] If DKIM would ignore [] at the beginning of the subject line

2011-03-30 Thread Franck Martin
Silly question (?): Knowing that many mailing lists add [topic] at the beginning of the Subject line, what if DKIM was set to ignore that part when signing/verifying? Would it help to solve the problem of broken signature thru mailing lists? I realize the issue would be to also detect the ad