Re: [ietf-dkim] Accidental versus malicous error (was: SSP assist DKIM)

2007-12-19 Thread Douglas Otis
On Dec 19, 2007, at 10:06 AM, Damon wrote: As an operations person, I imagine that I would have a type of double-check. I certainly would be monitoring how many good signatures that I would be getting from sources that sign. If suddenly my average good sign for a particular site went down

Re: [ietf-dkim] Accidental versus malicous error (was: SSP assist DKIM)

2007-12-19 Thread Damon
As an operations person, I imagine that I would have a type of double-check. I certainly would be monitoring how many good signatures that I would be getting from sources that sign. If suddenly my average good sign for a particular site went down and my average bad sign went up, it would cause me t

RE: [ietf-dkim] Accidental versus malicous error (was: SSP assist DKIM)

2007-12-19 Thread Bill.Oxley
I would assume that a valid unbroken signature would be reputation checked and lightly filtered Where a broken or no signature would get full scrutiny by all the tools at my site. That is the easiest way (for me) to handle the message flow Thanks, Bill Oxley Messaging Engineer Cox Communication

[ietf-dkim] Accidental versus malicous error (was: SSP assist DKIM)

2007-12-19 Thread Wietse Venema
Is no signature equivalent to a bad signature? Is a bad signature the result of malice or accident? Some don't distinguish between these cases, arguing that favoring bad signatures over no signatures only encourages criminals to send mail with bad signatures. For example: Doug Otis: > This dubi

Re: [ietf-dkim] How SSP will assist DKIM-BASE

2007-12-19 Thread Charles Lindsey
On Tue, 18 Dec 2007 19:19:28 -, Douglas Otis <[EMAIL PROTECTED]> wrote: On the contrary, less confidence on what a true NO signature condition provides. This dubious strategy provides a significant incentive for bad actors to insert "bogus" DKIM signatures. Would it matter whether t

Re: [ietf-dkim] Re: Issue 1530 - replace use of term "suspicious"

2007-12-19 Thread Charles Lindsey
On Wed, 19 Dec 2007 06:27:55 -, Eliot Lear <[EMAIL PROTECTED]> wrote: Bingo. We are wasting time on what I think is an extraordinary superficial issue. Jim's original term "Suspicious" was defined within the document, and did not in itself mean that the message was a forgery - just that ex