Re: SMTP STARTTLS - "best practices"?

2014-04-25 Thread lst_hoe02
Zitat von Viktor Dukhovni : On Wed, Apr 23, 2014 at 04:54:44PM +0200, lst_ho...@kwsoft.de wrote: Are there any experience with DNSSEC capable DNS Providers at the lower cost range suitable for KMU? I've not looked at the cost of full-service DNS outsourcing. Some of the .org registrars are

Feature Discussion: Handling large numbers of IPv6 Remote Sessions in Anvil

2014-04-25 Thread Ray Hunter
re: Feature Discussion: Handling large numbers of IPv6 Remote Sessions in Anvil Wietse wrote: Anvil currently does not consider whether IP addresses in the same address range. There are plenty legitimate mail servers in the same /24 block, and I expect that IPv6 will be no different. When t

Re: Feature Discussion: Handling large numbers of IPv6 Remote Sessions in Anvil

2014-04-25 Thread Wietse Venema
Ray Hunter: > Does anyone have any idea what is a realistic number of remote sessions > that a single smptd can concurrently process? Exactly one. More in the case of postscreen. As hinted at by Robert Schetterer, DDOS attacks are preferably not handled way up at the application layer, but rathe

Re: SMTP STARTTLS - "best practices"?

2014-04-25 Thread DTNX Postmaster
On 25 Apr 2014, at 12:23, lst_ho...@kwsoft.de wrote: > Zitat von Viktor Dukhovni : > >> On Wed, Apr 23, 2014 at 04:54:44PM +0200, lst_ho...@kwsoft.de wrote: >> >>> Are there any experience with DNSSEC capable DNS Providers at the lower cost >>> range suitable for KMU? >> >> I've not looked at t

typo in script [was Re: OT - Dane, TLSA]

2014-04-25 Thread Eray Aslan
On Sat, Dec 14, 2013 at 06:30:15PM +, Viktor Dukhovni wrote: > Well, you're unlikely to have working TLSA RRs for your SMTP service > just by happenstance. If you want to create a TLSA RRset for your > SMTP server, run the attached "tlsagen" shell script as follows: > > $ tlsagen cert.pem

Re: typo in script [was Re: OT - Dane, TLSA]

2014-04-25 Thread Viktor Dukhovni
On Fri, Apr 25, 2014 at 02:35:55PM +, Eray Aslan wrote: > For the record, looks like a typo in the script: > > --- tlsagen 2014-04-25 14:22:02.0 + > +++ tlsagen 2014-04-25 13:50:17.0 + Thanks, yes, this has since been fixed, and a few other improvements made. Cur

Request for data points: DANE-enabled receiving domains

2014-04-25 Thread Viktor Dukhovni
On Fri, Apr 25, 2014 at 02:35:55PM +, Eray Aslan wrote: > > $ tlsagen cert.pem $(uname -n) DANE-EE PKEY SHA2-256 > > _25._tcp.mail.example.com IN TLSA 3 1 1 {hex string} > > For the record, looks like a typo in the script: Oh, and by the way, I see your domain has working TLSA RRs.

Re: Request for data points: DANE-enabled receiving domains

2014-04-25 Thread Eray Aslan
On Fri, Apr 25, 2014 at 03:00:42PM +, Viktor Dukhovni wrote: > Oh, and by the way, I see your domain has working TLSA RRs. [...] > If anyone else on this list has a DNSSEC signed domain and adds MX > host TLSA records, please feel free to drop me a note. I'll connect > to your domain from my h

Re: Request for data points: DANE-enabled receiving domains

2014-04-25 Thread Tom Hendrikx
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 25-04-14 17:00, Viktor Dukhovni wrote: > On Fri, Apr 25, 2014 at 02:35:55PM +, Eray Aslan wrote: > >>> $ tlsagen cert.pem $(uname -n) DANE-EE PKEY SHA2-256 >>> _25._tcp.mail.example.com IN TLSA 3 1 1 {hex string} >> >> For the record, looks