Re: SPF

2019-05-03 Thread Daniele Duca
Take your email in example: envelope from: users-return-120376-duca=staff.spin...@spamassassin.apache.org body from:  maj...@gmail.com SPF for gmail.com: v=spf1 redirect=_spf.google.com You see that in case of mailing lists (and ESPs and possibly every other VERP case) a check on the body

Re: Freshclam Safebrowsing enabled for SA

2019-04-23 Thread Daniele Duca
On 23/04/19 17:07, Kevin A. McGrail wrote: On 4/23/2019 6:18 AM, Brent Clark wrote: Just want to pick the communities brain for a second. Does anyone use Mail::SpamAssassin::Plugin::GoogleSafeBrowsing or better enable 'SafeBrowsing Yes' to freshclams configuration file? I see SafeBrowsing is

Re: Lost mail during update

2018-11-21 Thread Daniele Duca
On 21/11/18 07:56, @lbutlr wrote: While updating spamassassin, several emails were destructive lost because of the absence of spamc. To be fair, the date did get stuck unexpectedly asking for a confirmation, but still I’d like to avoid this happening again. Nov 20 10:20:34 mail

CryptoBL [was: Bitcoin rules]

2018-10-31 Thread Daniele Duca
please PM me offlist Thanks Daniele Duca

Re: Bitcoin rules

2018-10-22 Thread Daniele Duca
On 22/10/2018 12:37, Paul Stead wrote: This can be resolved by hashing the BTC address before lookup and looking up the result hash in the DB Paul Yes, thanks for the suggestions, I would have done that in the next version coming up in the following days, where I'd also populate the list

Re: Bitcoin rules

2018-10-22 Thread Daniele Duca
On 21/10/2018 09:15, Henrik K wrote: I wonder who's going to be the first to offer public bitcoin DNS blacklist, I could make plugin for it. :-) In the meantime, here's something to try.. Hi, I mantain a local rbldnsd zone with abused BTC addresses (btw, thanks for bitcoinabuse.com, I

Re: Phishing email or no?

2018-10-14 Thread Daniele Duca
On 13/10/2018 19:51, Rupert Gallagher wrote: "The message was marked as spam by the content filter." Nice... so they know they are sending spam! Who doesn't :) I mean, for a setup big enough like theirs, having abused accounts or outright spammers is somewhat endemic. What I think they are

Re: Phishing email or no?

2018-10-13 Thread Daniele Duca
On 12/10/2018 23:12, Pedro David Marco wrote: >On Friday, October 12, 2018, 10:48:21 PM GMT+2, Rupert Gallagher wrote: >I love outlook.com ... i have seen recently an Office365 Phishing campaign coming from Office365 severs...  as good as it gets... It may be already known, but O365

Re: txrep doesn't respect txrep_ipv4_mask_len

2018-10-04 Thread Daniele Duca
thinking it's referencing the wrong hash for self and missing conf: my $mask_len = $self->{conf}->{ipv4_mask_len}; Does that work for you? regards, KAM On 10/4/2018 3:38 AM, Daniele Duca wrote: Hi, I'm experimenting an odd behaviour while using TxRep. I have set in my lo

txrep doesn't respect txrep_ipv4_mask_len

2018-10-04 Thread Daniele Duca
18.04.1 - SA 3.4.2 (CPAN) - Perl v5.26.1 Any thoughts? My perl-fu is not good enough to debug this :/ Thanks Daniele Duca

sa-update and signature verification

2018-10-02 Thread Daniele Duca
mething obvious that doesn't require code mangling to use "old" update channels. Thanks Daniele Duca

Re: sa-compile Error invalid pointer

2018-09-28 Thread Daniele Duca
Hi, it may be worth to run a memtest on your system. Daniele On 28/09/2018 12:25, Ronny Wagner wrote: Hello Community, since few days i have a problem with spamassassin. I can't start the service, i found out, when i delete some channels in directory "/var/lib/spamassassin/3.004001" the

Re: Some notes on upgrading from 3.4.1 to 3.4.2 on CentOS 7

2018-09-19 Thread Daniele Duca
On 19/09/2018 19:42, Kevin A. McGrail wrote: auto-whitelist: sql-based get_addr_entry ign...@compiling.spamassassin.taint.org|none: SQL error: Unknown column 'last_hit' in 'order clause' I got the same error when drop-upgraded 3.4.1 to 3.4.2. In my case it was a conflict between txrep and

Re: Bayes overtraining

2018-08-09 Thread Daniele Duca
On 08/08/2018 15:04, Matus UHLAR - fantomas wrote: ...of last 40 mail in my spambox, 14 matches MAILING_LIST_MULTI ...of last 100 mail in spambox, 27 matches MAILING_LIST_MULTI I practically zeroed MAILING_LIST_MULTI the day it came in the ruleset. I mean, since there's tflag

Re: stackexchange.com in URIBL (false positive?)

2018-07-29 Thread Daniele Duca
On 29/07/2018 09:53, Yves Goergen wrote: No I can't because it's a locked system. I'd need an account for that. And I'm not going to register just for saving another admin's system. So either stackexchange admins repair their entry themselves, or the blacklist operator needs a review. -Yves

Bayes overtraining

2018-07-25 Thread Daniele Duca
Hi, I'm evaluating incorporating CRM114 in my current setup and I was reading the FAQs about training the filter here: http://crm114.sourceforge.net/src/FAQ.txt What made me rethink my actual strategy were the following lines: ... If you train in only on an error, that's close to the

Re: spample: porn extortion with pure numeric From domain and base64 body

2018-07-19 Thread Daniele Duca
On 18/07/2018 17:08, Rupert Gallagher wrote: OK at a second glance I would say rejected upfront again, because its From domain is NXDOMAIN. I interpreted the From: in the .txt as being a body header, because, as you pointed out, if it was an envelope header then the email should have never

Re: spample: porn extortion with pure numeric From domain and base64 body

2018-07-18 Thread Daniele Duca
On 18/07/2018 14:22, Rupert Gallagher wrote: At first glance I would say rejected upfront, because the client 180.252.178.204 does not have RDNS. No need for SA. I wish I could 5xx last untrusted relays without rdns without having the company's phones melt :) Daniele

Re: Method of setting score for a custom rule to be the required_score ?

2018-06-28 Thread Daniele Duca
On 28/06/2018 04:17, J Doe wrote: I went back to “man Mail::SpamAssassin::Conf” and can see mention of the shortcircuit plugin . . . is there more documentation (perhaps in another man or perldoc), where the shortcircuit keyword is mentioned ? I'd say a good starting point would be

Re: Method of setting score for a custom rule to be the required_score ?

2018-06-27 Thread Daniele Duca
On 27/06/2018 02:15, J Doe wrote: Hi John, Ok, good to know. Is it possible with the SA grammar to have variables ?  I was thinking I’d have something like the following in my: /etc/spamassassin/local.cf     POISON_PILL = 100 Hi, I'd say that a better solution would be to use

Re: Huge spam increment in mid-May

2018-06-01 Thread Daniele Duca
This is my actual spam stream (orange) for the last month. I don't see increases worthy to be noted. Maybe you can share your numbers? Do you do prequeue rejects and maybe noted a spike there? Daniele On 01/06/2018 11:47, Pedro David Marco wrote: >Do you have any examples?  I have had a

Re: plugin: eval failed: __alarm__ignore__(xxx) how to troubleshoot

2018-04-18 Thread Daniele Duca
and the database where AWL and Bayes resided, that resulted in random packet loss. This is only to suggest to start from layer 1 before everything else :) Good luck Daniele Duca

Re: Check for valid MX of sender and rspamd testing

2018-04-10 Thread Daniele Duca
ted emails.. Daniele Duca

Re: Check for valid MX of sender and rspamd testing

2018-04-09 Thread Daniele Duca
On 09/04/2018 16:24, David Jones wrote: Been playing around with rspamd over the weekend to see how it compares and so far not that impressed.  It has a few features that are interesting like the MX check but other than that it's not as impressive as the author makes it out to be on the

Re: Extremely persistent sex/make money spam with very little text in the body

2018-03-07 Thread Daniele Duca
On 07/03/2018 17:32, Jakob Curdes wrote: Since I get the majority of these emails in italian, I've written a meta rule that takes in account: Hello Duca, would you share this rule with us? I would be interested in looking at the resulst, as we also have lots of these messages here. JC Hi,

Re: Extremely persistent sex/make money spam with very little text in the body

2018-03-07 Thread Daniele Duca
On 07/03/2018 09:52, Sebastian Arcus wrote: I have this one email account receiving, for more than a year, a very specific type of spam which I find very difficult to block: 1. The messages are all kept very short, generally below 20 words - I assume so that Bayes is less efficient at

Spammers, IPv6 addresses, and dnsbls

2018-03-02 Thread Daniele Duca
back to v4 only connectivity for my inbound mtas. If you are in a similar situation I would like very much to discuss what would be the best approach to balance spam detection while avoiding fps Regards Daniele Duca

Re: Blacklist for reply-to?

2018-02-20 Thread Daniele Duca
ot; spam is almost all caught by the MSBL (https://msbl.org/) , take a look at that bl and their plugin for more inspiration Daniele Duca

Re: Blacklist for reply-to?

2018-02-19 Thread Daniele Duca
On 19/02/2018 10:00, Kenneth Porter wrote: I have no clue what Rupert is on about. I just want something like blacklist_from that uses the reply-to header. I thought it was a simple technical question about how the config file directives map onto the actual headers. I'm not asking for site

Re: From:name spoofing

2018-02-17 Thread Daniele Duca
? If every MTA would generate a MID when not found in inbound emails rules like SA's MISSING_MID would be useless. Daniele Duca

Re: Is there a way to perform selective full uri rbl lookups?

2018-02-17 Thread Daniele Duca
ookups, I find it easier to mantain a rbldnsd zone with hacked websites/landing pages of marketers than to write uri rules in the .cf each time Hope it helps Daniele Duca On 16/02/2018 22:08, jahlives wrote: Hi list I'm looking for a way in spamassassin to run a full-uri-host r

Re: ClamAV.pm question

2018-01-30 Thread Daniele Duca
It looks like apparmor is preventing clamav to create it's temporary files. Two solutions, disable apparmor or fix the config file in /etc/apparmor.d/usr.sbin.clamd Daniele On 30/01/2018 17:50, Chris wrote: I'm seeing this - https://pastebin.com/86s7cVBj and I'm not sure if it's an SA

Re: Scoring Issues

2018-01-28 Thread Daniele Duca
On 27/01/2018 19:29, Ralph Seichter wrote: I trust you are aware that you actually penalise senders which pass the SPF check if you use a greater-than-zero score? Minus signs matter. ;-) Sure it's a "penalization", but of an order of magnitude so little that a minus, albeit more logically

Re: Scoring Issues

2018-01-27 Thread Daniele Duca
On 27/01/2018 14:01, David Jones wrote: If you set those to 0, then you could be disabling many other helpful meta rules that use them.  It is recommended to set them to a very small non-zero number as others have said: score SPF_PASS -0.001 score SPF_HELO_PASS -0.001 I know, I meant to

Re: Scoring Issues

2018-01-27 Thread Daniele Duca
On 26/01/2018 23:54, David B Funk wrote: Regardless, giving -1 score for SPF_PASS and another -1 for SPF_HELO_PASS is nontrivial DainBRamage. It's trivial for a spammer to set up SPF on a throw-away domain and thus waltz thru that kind of filtering. You are spot on, spammers are much