Re: [DNSOP] suggestion for 4641bis: key algorithm rollover section

2008-09-04 Thread Dean Anderson
On Thu, 4 Sep 2008, Mark Andrews wrote: > > It's not a issue. You remove the DS's which have that > algorithm then once they have expired from caches you can > remove the DNSKEY. Of course, you can replay them, resulting in a DOS. (I'll call this attack 6) -

Re: [DNSOP] Reflectors are Evil was Re: Anycast was Re: Cache poisoning on DNSSEC

2008-09-04 Thread Dean Anderson
On Wed, 3 Sep 2008, Danny McPherson wrote: > You don't see any evidence of attacks because you haven't read > about them on NANOG ["or various network forums that you do > monitor"] - duly noted, and comically ironic. It is indeed comically ironic (telling, actually) that NANOG hasn't discussed t

Re: [DNSOP] suggestion for 4641bis: key algorithm rollover section

2008-09-04 Thread Mark Andrews
> -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > Mark Andrews wrote: > > It's not a issue. You remove the DS's which have that > > algorithm then once they have expired from caches you can > > remove the DNSKEY. > > That could still leave the zone itself in an inconsistent stat

Re: [DNSOP] suggestion for 4641bis: key algorithm rollover section

2008-09-04 Thread Jelte Jansen
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Mark Andrews wrote: > It's not a issue. You remove the DS's which have that > algorithm then once they have expired from caches you can > remove the DNSKEY. That could still leave the zone itself in an inconsistent state... I'm not

Re: [DNSOP] suggestion for 4641bis: key algorithm rollover section

2008-09-04 Thread Mark Andrews
It's not a issue. You remove the DS's which have that algorithm then once they have expired from caches you can remove the DNSKEY. Mark -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: [EMAIL

[DNSOP] suggestion for 4641bis: key algorithm rollover section

2008-09-04 Thread Jelte Jansen
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, during some work on DNSKEY maintenance, I think i found a potential operational issue. If we are going to do new work on DNSSEC Operational Practices, I would like to suggest to add a text similar to that attached to this message. The issue lies

[DNSOP] draft-ietf-dnsop-resolver-priming-01

2008-09-04 Thread Alfred Hönes
Hello Peter and Matt, eventually, I found the time to take a closer look at the latest version of your Resolver Priming I-D, draft-ietf-dnsop-resolver-priming-01, and again would like to submit a few comments, most of which are editorial in nature. Items (4) and (7) ff. should be of interest