Re: Email message encryption

2016-04-06 Thread lst_hoe02--- via Info-cyrus
Zitat von Paul Bronson via Info-cyrus : I am looking for an open source Cisco Ironport type email message encryption solution that is open source. I've looked for years but can't find anything. Anyone have an ideas? We use this one since some years : http://www.djigzo.com/ It's a full

Re: Request: Please sign this list's messages via DKIM or SPF

2016-04-05 Thread lst_hoe02--- via Info-cyrus
Zitat von Binarus via Info-cyrus : Combine SPF / DKIM with domain blacklisting, and then you *have* an efficient spam fighting tool. As stated the spam actually reaching our inboxes after around 90% cutoff is valid DKIM/SPF signed as it is mostly from the big free providers like Outl

Re: Request: Please sign this list's messages via DKIM or SPF

2016-04-05 Thread lst_hoe02--- via Info-cyrus
Zitat von Binarus via Info-cyrus : On 04.04.2016 18:12, Sebastian Hagedorn via Info-cyrus wrote: Personally, I think that's a phenomenally stupid approach. As long as you can't show me an RFC that says you MUST or even SHOULD use SPF or DKIM, you're breaking SMTP. I think it's a phenomena

Re: Request: Please sign this list's messages via DKIM or SPF

2016-04-04 Thread lst_hoe02--- via Info-cyrus
Zitat von Binarus via Info-cyrus : Dave, On 04.04.2016 13:22, Dave McMurtrie wrote: the messages which are being sent from this mailing list's server don't seem to be protected by SPF or signed by DKIM. Are there plans to implement at least one of these in the near future? We currently

Re: IPv6

2016-03-23 Thread lst_hoe02--- via Info-cyrus
Zitat von Sebastian Hagedorn via Info-cyrus : Hi, we've been using IPv6 for a few years now, but so far we haven't used it with Cyrus. Now we want to, and I have a few questions: Is it correct that if we use host names in the listen statement and add a record to the DNS that Cyrus w

Re: Advise needed for new mail server

2015-11-19 Thread lst_hoe02--- via Info-cyrus
Zitat von Michael Menge via Info-cyrus : Hi Mufit, Quoting Mufit Eribol via Info-cyrus : Hello, I have been successfully using postfix+cyrus-imapd (2.4.17) for our small company for years on our local server. The emails are now accounting to a size of some 160GB. As we are having power

Re: cyrus mailboxes format

2015-03-04 Thread lst_hoe02
Zitat von Geoff Winkless : On 4 March 2015 at 16:22, Shaheen Bakhtiar wrote: I find that most users actually appreciate the ability to clean house :) ​ ​That sounds like wishful thinking to me. I would be utterly furious with any email provider that did that to me, and if they had the bare

Re: cyrus mailboxes format

2015-03-04 Thread lst_hoe02
Zitat von Andres Tarallo : Hi We're about to migrate a very old installation based on cyrus 2.3.11. The target system is zimbra collaboration. Many users have years of mail stored in their maiboxes, we want to migrate those mails to the nuew server. I have the idea to do so with the aid

Re: How to prevent SSLv3/Poodle attack?

2014-10-15 Thread lst_hoe02
Zitat von Geoff Winkless : Genuine question: is it shown that POODLE impacts on IMAPS? I don't see how POODLE could affect an IMAPS session, since it only works if you can MITM a non-SSL session on the user's browser and force it to request the same target page over and over. Cheers Geoff

How to prevent SSLv3/Poodle attack?

2014-10-15 Thread lst_hoe02
Hello, as of today a new exploit against SSL has been revelead which is a protocol weakness of ancient SSLv3. The common advice is to disable SSLv3 so the question is how to do this with Cyrus without doing too much damage. The first idea is of course to do something like tls_cipher_list

Re: Strange load issue with 2.4.17

2014-10-14 Thread lst_hoe02
Hello, I'm not a Cyrus expert, but to my knowledge high %sys loads point to CPU time spent in kernel space for doing things. One common reason could be slow/overloaded I/O but this would be noticed at the %wait at least as long as there is progress with I/O at all. So from my point of vi

Re: hanging imap with more then 120 connections

2014-08-22 Thread lst_hoe02
Zitat von Marcus Schopen : Hi, my cyrus/imap starts hanging (I get timeouts on port 143) whenever a user is connecting to 120 mailboxes from a single IP and holding these connections for some time. The machine (KVM, 4 GB RAM, 4x2,1 GHz CPU) doesn't have hight load or is swapping therefore I'm

Re: Cyrus-imapd memory tuning

2014-03-10 Thread lst_hoe02
Zitat von Marco : Hello cyrus users, I have a Cyrus-imapd server with 2400 mailboxes imap accessed by Open-Xchange client. Days ago this Cyrus-Imapd server experiences an Out of Memory and it starts to sacrifice childs: In average I have about 400 max simoultaneous connections and I have n

Re: lmtpd: Trying to unput wrong character

2014-02-15 Thread lst_hoe02
Zitat von Bron Gondwana : On Sat, Feb 15, 2014, at 10:55 PM, Mark wrote: Good day, I've recently received some emails (from Nokia's mailing list) that give me the following error when handed over to cyrus lmtpd for delivery: 4.3.0 lmtpd: Trying to unput wrong character (in reply to end of DA

Re: MDOSEQ per Mailbox setting

2013-07-09 Thread lst_hoe02
Zitat von Bron Gondwana : On Tue, Jul 9, 2013, at 06:06 PM, lst_ho...@kwsoft.de wrote: I see, thanks for explaining. But i found out that additionally most of the time the warning is followed by a "signaled to death" from master like this: Jul 8 07:39:04 mailer cyrus/imap[28235]: inefficient

Re: MDOSEQ per Mailbox setting

2013-07-09 Thread lst_hoe02
Zitat von Bron Gondwana : On Tue, Jul 9, 2013, at 12:53 AM, lst_ho...@kwsoft.de wrote: Ok, so i can tell the wiki maintainer that the information should mention that this only applies to Cyrus <2.4. Correct. Maybe I should have left the annotation in, just forced on! One more related ques

Re: MDOSEQ per Mailbox setting

2013-07-08 Thread lst_hoe02
Zitat von Bron Gondwana : On Thu, Jul 4, 2013, at 08:13 PM, lst_ho...@kwsoft.de wrote: "Cyrus support QRESYNC but do not enable per mailbox MODSEQ by default. Enabling this on these servers will greatly improve performance." But i failed to see how configure MODSEQ in Cyrus. Any pointers for

Re: MDOSEQ per Mailbox setting

2013-07-05 Thread lst_hoe02
Zitat von Adam Tauno Williams : On Fri, 2013-07-05 at 12:47 +0200, lst_ho...@kwsoft.de wrote: Zitat von Mogens Melander : > A search on google for MDOSEQ return only your post to the > list. > A grep for MDOSEQ in the source for cyrus-imapd-2.4.16 > does not reveal anything. The word MDOSEQ w

Re: MDOSEQ per Mailbox setting

2013-07-05 Thread lst_hoe02
Zitat von Mogens Melander : A search on google for MDOSEQ return only your post to the list. A grep for MDOSEQ in the source for cyrus-imapd-2.4.16 does not reveal anything. The word MDOSEQ was not anywhere in the source tree. Sh... Typo in the subjet. It should be MODSEQ of course as descr

Re: MDOSEQ per Mailbox setting

2013-07-05 Thread lst_hoe02
Is this list dead or the question not clear/interesting? I have not seen a single post beside me?? Regards Andreas smime.p7s Description: S/MIME Cryptographic Signature Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ To

MDOSEQ per Mailbox setting

2013-07-04 Thread lst_hoe02
Hello, we use Cyrus as our central IMAP store and have a Webmail system which uses IMAP to access user mail and provide some sync access via ActiveSync. The documentation of the webmail system mentioned the following: "Cyrus support QRESYNC but do not enable per mailbox MODSEQ by defau