RE: DNSSEC basic information

2019-09-24 Thread John W. Blue
Tony, Thanks for the observations! My comments about intent and zone data size is based upon information that was presented at Infoblox training classes I have attended. I would assume that Infoblox being Infoblox would be (mostly) accurate when it comes to developing a slide deck. However,

RE: DNSSEC basic information

2019-09-24 Thread Tony Finch
John W. Blue wrote: > > Nothing prevents anyone from using DNSSEC internally but, as I > understand it, that was not the intent. I'm a relative newcomer having only done DNSSEC for about 10 years (so I wasn't around until most of the design arguments were settled), but I don't remember seeing any

RE: DNSSEC basic information

2019-09-24 Thread John W. Blue
Anne, Nothing prevents anyone from using DNSSEC internally but, as I understand it, that was not the intent. Additionally, if there is an obligation to validate zones internal to an organization that in of itself should be a really big red flag something is wrong with trust relationships. So

Re: DNSSEC basic information

2019-09-24 Thread Anne Bennett
Evan Hunt answers Jukka Pakkanen: > In newer releases there's also a configuration option, "validate-except", > which permanently disables validation below specified domains. This can > be used, for example, if you have an internal network using a fake TLD > and you want to prevent it from showi

Re: DNSSEC basic information

2019-09-24 Thread Tony Finch
Evan Hunt wrote: > > There's a way now for a signed domain to send an in-band signal to its > parent that the DS RRset needs updating. A new tool "dnssec-cds" is > available to help with this. AFAIK this mechanism hasn't been adopted by > any TLDs yet, but may be of interest anyway. .ch https://w

Re: DNSSEC basic information

2019-09-24 Thread Tony Finch
Mark Elkins wrote: > > 2) When a Zone is signed, you will be given some DS Records - which need to be > passed on for inclusion into the Parent Zone. Currently, BIND creates two DS > keys. > You'll find them inside "dsset-Zone.being.signed". ... if you are using dnssec-signzone, but I would not r

Re: DNSSEC basic information

2019-09-24 Thread Mark Elkins
On 2019/09/23 23:00, John W. Blue wrote: Jukka, Some odds n ends in no particular order: 1. DNSSEC was designed for external zones 1) I'd also suggest using Algorithm 13 - Elliptical Curve - for any new key creations dnssec-keygen -a ECDSAP256SHA256 ( -f KSK) Zone.being.signed This