Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Viktor Dukhovni
On Sat, Aug 22, 2015 at 05:33:20AM -0700, Alice Wonder wrote: > >https://tools.ietf.org/html/draft-ietf-dane-ops-16#section-5.1 > > > >More specifically, it is RECOMMENDED that at most sites TLSA records > >published for DANE servers be "DANE-EE(3) SPKI(1) SHA2-256(1)" > >records. Sel

Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Alice Wonder
On 08/22/2015 05:27 AM, Viktor Dukhovni wrote: On Sat, Aug 22, 2015 at 05:24:03AM -0700, Alice Wonder wrote: The certificate is a 1 0 1 and not a 3 0 1 It seems to suggest that I change the TLSA record to 3 0 1 Or even better a "3 1 1". Why is hash of SubjectPublicKeyInfo preferred over

Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Viktor Dukhovni
On Sat, Aug 22, 2015 at 05:24:03AM -0700, Alice Wonder wrote: > >>The certificate is a 1 0 1 and not a 3 0 1 > >> > >>It seems to suggest that I change the TLSA record to 3 0 1 > > > >Or even better a "3 1 1". > > Why is hash of SubjectPublicKeyInfo preferred over hash of the actual > certificate

Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Alice Wonder
On 08/22/2015 05:20 AM, Viktor Dukhovni wrote: --- The certificate is a 1 0 1 and not a 3 0 1 It seems to suggest that I change the TLSA record to 3 0 1 Or even better a "3 1 1". Why is hash of SubjectPublicKeyInfo preferred over hash of the actual certificate?

Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Viktor Dukhovni
On Fri, Aug 21, 2015 at 10:41:49PM -0700, Alice Wonder wrote: > I received a rather weird e-mail, it seems to have been generated by an MTA > because it was sent to the e-mail listed as the contact in my certificate, > the e-mail listed in whois for my domain, and the postmaster e-mail. Sorry my

Re: DANE, Certificate Authorities, Port 25 confusion

2015-08-22 Thread Alice Wonder
I think I might have guessed the reasoning. The IETF draft is rather long, hard for me to read it, I will try but I lose concentration quickly, and I did not detect the reason within it. I think however that maybe the issue has to do with DANE libraries. If a 0 x x or a 1 x x record is used,

DANE, Certificate Authorities, Port 25 confusion

2015-08-21 Thread Alice Wonder
I received a rather weird e-mail, it seems to have been generated by an MTA because it was sent to the e-mail listed as the contact in my certificate, the e-mail listed in whois for my domain, and the postmaster e-mail. It claims: --- Only certificate usages DANE-TA(2) and DANE-EE(3) are supp