Re: comparing sender domain against recipient domain

2023-05-13 Thread Paul Stead
A while back I created a plugin for checking Levenshtein distance on From and To domains, this might answer the problem? An example configuration might look like this - This would look just for From domains with a distance equal to 1 from alexander.com ---8<--- ifplugin

Re: DKIMWL functional?

2023-03-07 Thread Paul Stead
Hi there, Thanks for the notice - this looks to be a frontend website issue - the backend looks to be functional - I'm investigating. Paul On Tue, 7 Mar 2023 at 17:54, Benny Pedersen wrote: > Greg Troxel skrev den 2023-03-07 18:48: > > > I wonder if anyone knows if DKIMWL is still functioning

Re: PDS_DBL_URL_TNB_RUNON

2022-11-13 Thread Paul Stead
Hello, This rule is indicating that the To/From headers look a bit weird, as well as having a "double URL" - a URL within the email has a URL embedded within it. From runon is a sub rule looking for correct spacing on the From header. It is the combination of these that is causing the rule to

Re: Askdns problem ?

2022-09-17 Thread Paul Stead
I was able to replicate this using an Unbound setup to not respond to UDP messages larger that 1500. In the first instance I'd suggest checking your DNS server setup that it's able to respond to UDP packets larger than ~1552 - 4096 is default on Unbound - server: max-udp-size: 4096 I

Re: My 10 years old domain have a bad TLD

2021-05-04 Thread Paul Stead
> To be fair, we are very much lacking masscheckers to have a good view of > global mail. > Agreed! > If anyone has a decend mail flow, help is welcome. Even a few hundreds of > varied messages per month would help: > > https://cwiki.apache.org/confluence/display/SPAMASSASSIN/NightlyMassCheck

Re: My 10 years old domain have a bad TLD

2021-05-04 Thread Paul Stead
> The score is derived from the combined corpus of our contributors to > ensure minimal false positives of ham being detected as spam - that is, > scoring 5.0 or more. > I don't feel I've done masscheck justice here. The routine is a lot more complex than this! I should also note that masscheck

Re: My 10 years old domain have a bad TLD

2021-05-04 Thread Paul Stead
This particular rule was split out from the more generic SUSP_URI_NTLD rule due to a conversation about this particular TLD recently. The consensus was to create an individual rule so that mass check could check the TLD on its own merit -

Re: Why does SA add SPF check fail to this message?

2021-04-24 Thread Paul Stead
2021 at 11:48, Paul Stead wrote: > Replied to Yuri directly, > > This could result of not having internal_networks set. > > mail2.{redacted} considers mail1.{redacted} to be an external server - > thus checking the SPF record for freebsd.org against the IP address of > mail

Re: Why does SA add SPF check fail to this message?

2021-04-24 Thread Paul Stead
Replied to Yuri directly, This could result of not having internal_networks set. mail2.{redacted} considers mail1.{redacted} to be an external server - thus checking the SPF record for freebsd.org against the IP address of mail1.{redacted} Paul On Sat, 24 Apr 2021 at 11:45, Antony Stone <

Re: queying fresh.fmb.la despite skip_rbl_checks

2021-01-15 Thread Paul Stead
Maybe a tflag on the AskDNS to mark it as an RBL lookup? This doesn't exist currently Adjusting to "dns_query_restriction deny fmb.la" will avoid just this domain lookups Paul On Fri, 15 Jan 2021 at 13:09, RW wrote: > On Fri, 15 Jan 2021 09:43:42 +0100 > Dan Malm wrote: > > > I've just

Re: __PDS_FROM_2_EMAILS broken ?

2020-12-10 Thread Paul Stead
Sorry for the garbage in the signature from my $work email..

Re: __PDS_FROM_2_EMAILS broken ?

2020-12-10 Thread Paul Stead
e Mendès France 90 rue de Tolbiac - 75634 Paris cedex 13 - France Tél. +33 1 44 07 89 68 - Bur. A402 Accueil: +33 1 44 07 89 65 - assistance-ds...@univ-paris1.fr http://dsiun.univ-paris1.fr -- Paul Stead Senior Engineer Zen Internet Direct: 01706 902018 Web: zen.co.uk Proud to be

Re: ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-24 Thread Paul Stead
The following plugin extracts the SendGrid ID to a Tag, now we can use it with askdns.. https://github.com/fmbla/spamassassin-sendgrid Paul On Sun, 23 Aug 2020 at 20:42, Giovanni Bechis wrote: > On 8/21/20 9:28 PM, Rob McEwen wrote: > > ANNOUNCEMENT: The NEW invaluement "Service Provider

Re: IMPORTANT NOTICE FOR PEOPLE RUNNING TRUNK re: [Bug 7826] Improve language around whitelist/blacklist and master/slave

2020-07-10 Thread Paul Stead
a keyword that gets changed in code and aliased back for backwards compatibility - as long as it all works, that's ok with me. Paul On 10/07/2020, 09:31, "Dan Malm" wrote: On 2020-07-10 10:19, Paul Stead wrote: > How would you explain to a 5 year old why being on a "

Re: IMPORTANT NOTICE FOR PEOPLE RUNNING TRUNK re: [Bug 7826] Improve language around whitelist/blacklist and master/slave

2020-07-10 Thread Paul Stead
whitelist_to >>>> Committed revision 1879456. >>>> >>>> If you are using trunk, there may be disruption since routines, >>>> plugins and rule changes will all interweave. >>>> >>>> *IF YOU ARE RUNNING TRUNK: I recommend you s

Re: regex rule

2019-09-25 Thread Paul Stead
A bit of anchoring wouldn't go amiss either: header __RULE_1 X-Mozilla-Keys:raw =~ /^[\s\d]{80,}$/ Paul On Wed, 25 Sep 2019 at 13:04, Paul Stead wrote: > You want: > > header __RULE_1 X-Mozilla-Keys:raw =~ /[\s\d]{80,}/ > > note the :raw ad

Re: regex rule

2019-09-25 Thread Paul Stead
You want: header __RULE_1 X-Mozilla-Keys:raw =~ /[\s\d]{80,}/ note the :raw addition Paul On Tue, 24 Sep 2019 at 21:57, j.emerlik wrote: > Example link: > > https://pastebin.com/index/yYBSNw5x > > > > wt., 24 wrz 2019 o 19:57 John Hardin napisał(a): > >> On Tue, 24 Sep 2019,

Re: PDS_NO_HELO_DNS is not helpful at all.

2019-07-10 Thread Paul Stead
I believe this is because AskDNS requests don't get ignored on masscheck regardless of tflags - I've removed the rule from sandbox and will investigate this tentacle of the masscheck Paul

Re: Scoring by registrar?

2019-07-01 Thread Paul Stead
On Mon, 1 Jul 2019 at 16:17, RW wrote: > > On the site they have: > > Query ResponseNameMeaning > domain 127.2.0.2 fresh Domain registered in last 7 days > domain 127.2.0.14 fresh14 Domain registered in last 7-14 days > > there's no mention of the 127.2.0.28 result,

Re: Scoring by registrar?

2019-07-01 Thread Paul Stead
On Mon, 1 Jul 2019 at 06:38, Sean Lynch wrote: > It's pretty useful already. If you're able to get the name of the > registrar from that service, I think it might make a useful spam signal > since some registrars seem to be a lot more popular with spammers than > others. > Not really,

Re: Scoring by registrar?

2019-06-30 Thread Paul Stead
On Sun, 30 Jun 2019 at 19:46, Sean Lynch wrote: > > On 6/30/19 11:40 AM, Grant Taylor wrote: > > On 6/30/19 12:05 PM, John Hardin wrote: > >> There's really no infrastructure for it. Somebody would have to hook > >> into the registrar data feeds to collect it and publish it in a > >> usable

Re: Rules for invisible div and 0pt font?

2019-06-18 Thread Paul Stead
Just going from http://svn.apache.org/viewvc/spamassassin/trunk/rulesrc/sandbox/gbechis/20_html.cf?revision=1861560

Re: Rules for invisible div and 0pt font?

2019-06-18 Thread Paul Stead
On Tue, 18 Jun 2019 at 20:23, Paul Stead wrote: > Also rename from T_ otherwise it will be skipped. If you drop the T_ and > omit the publish it will let QA decide if performance is good enough :) > Although not looking so good today - https://ruleqa.spamassassin.org/20190618-r

Re: Rules for invisible div and 0pt font?

2019-06-18 Thread Paul Stead
On Tue, 18 Jun 2019 at 19:14, John Hardin wrote: > On Tue, 18 Jun 2019, Giovanni Bechis wrote: > > > On 6/17/19 9:14 PM, Amir Caspi wrote: > >> There is a div here with display:none, as well as font-size:0px. The > spample hits HTML_FONT_LOW_CONTRAST but does not appear to hit any rule >

Re: Proposed rule for too many dots in From

2019-06-10 Thread Paul Stead
Looks like it was hitting a fair amount of ham the last week or so. https://ruleqa.spamassassin.org/20190607-r1860743-n/T_AC_FROM_MANY_DOTS/detail The last few days have looked a bit better: https://ruleqa.spamassassin.org/20190609-r1860879-n/T_AC_FROM_MANY_DOTS/detail

Re: Meta for bogus MIME with DKIM valid?

2019-06-04 Thread Paul Stead
The rules looks to be performing better in masscheck after the updates to the corpus checking: https://ruleqa.spamassassin.org/20190604-r1860591-n/__BOGUS_MIME_VER_01/detail https://ruleqa.spamassassin.org/20190604-r1860591-n/__BOGUS_MIME_VER_02/detail Certainly worth letting QA do it's thing

Re: Masscheck statistics

2019-05-15 Thread Paul Stead
t ever email with this kind of garbage to a public website) > > On 15 May 2019, at 10:55, Paul Stead wrote: > > This message is private and confidential. If you have received this > message in error, please notify us and remove it from your system. > > > > Zen Internet

Re: Masscheck statistics

2019-05-15 Thread Paul Stead
from jarif are influencing the scores during the week, when no one else is submitting net scores Paul -- Paul Stead Senior Engineer Zen Internet Direct: 01706 902018 Web: zen.co.uk Winner of 'Services Company of the Year' at the UK IT Industry Awards This message is private and confidential. I

Re: Masscheck statistics

2019-05-15 Thread Paul Stead
eral days. That's the reason for the --reuse flag on masscheck Paul -- Paul Stead Senior Engineer Zen Internet Direct: 01706 902018 Web: zen.co.uk Winner of 'Services Company of the Year' at the UK IT Industry Awards This message is private and confidential. If you have received this message in erro

Re: Masscheck statistics

2019-05-15 Thread Paul Stead
lso why do all the network rule statistics come from a single contributor labelled 'jarif'? A corpus with only 484 ham in it. If this is genuinely what is being contributed, how is it possible to generate all four score sets? -- Paul Stead Senior Engineer Zen Internet Direct: 01706

Re: Masscheck statistics

2019-05-15 Thread Paul Stead
On 15/05/2019, 14:41, "Henrik K" wrote: jarif has some flags wrong if doing it every day.. https://lists.apache.org/thread.html/ff734261cb1d8ec9dea9df42f314a60ec20c1919b8bd21c71b38553f@%3Cruleqa.spamassassin.apache.org%3E -- Paul Stead Senior Engineer Zen Internet Direct: 01

Re: DKIMWL's dubious methodology.

2019-03-22 Thread Paul Stead
ebrand.net. This domain was less that 24 hours old at the time of scanning and has no A record or SPF TXT record. I don't think a domain can have any meaningful good reputation in such a short period of time, and IMO a valid SPF record should be a basic precondition for listing.

Re: New type of SPAM aggression

2019-02-06 Thread Paul Stead
cluded our IPs in their DNSBL. We followed the address to de-list, but gremlin.ru does not exist. So, if you are successful against Russian spam, you will be ... blacklisted by an unknown gremlin. Paul Stead Senior Engineer Zen Internet

Re: spoofing mail

2018-11-29 Thread Paul Stead
can create it's own files to customize settings in /etc/mail/spamassassin so compare a vanilla SA installation to what you have to find the best place to put your local settings. -- David Jones Paul Stead Senior Engineer (Tools & Technology) Zen Internet

Re: Bitcoin rules

2018-10-22 Thread Paul Stead
k I'm willing to take. This can be resolved by hashing the BTC address before lookup and looking up the result hash in the DB Paul -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet

Re: URI_WPADMIN fp

2018-10-19 Thread Paul Stead
Great info - I think the other WP rules I co-wrote in the rules base conforms to this convention - I'll double check Paul On 19/10/2018, 20:36, "Charles Sprickman" wrote: > On Oct 19, 2018, at 10:15 AM, Paul Stead wrote: > > Can't comment on the score - hac

Re: URI_WPADMIN fp

2018-10-19 Thread Paul Stead
says possible phishing, but how would an end-user be in a position to create a public link that involves their WP admin directory in the first place? -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet

Re: Invoice phish

2018-05-10 Thread Paul Stead
On 10/05/2018, 15:54, "David Jones" <djo...@ena.com> wrote: They do. I saw an example a few weeks ago. >Paul Stead claims to have seen it, but it's important to positively >identify it as spoofing and not hacking. Not sure what the difference is

Re: Invoice phish

2018-05-10 Thread Paul Stead
The only thing stopping it is Microsoft's ability to detect unusual activity. Not only is it possible - I've had actual examples of this happening on our platform, spoofed Envelope-From spam sent through O365 and the SPF passing... Paul -- Paul Stead Senior Engineer (Tools & Technology) Zen Inte

Re: FORGED_GMAIL_RCVD and USER_IN_DEF_SPF_WL

2018-04-11 Thread Paul Stead
That's good > enough for def_whitelist_auth. trix.bounces.google.com - this seems to be email from Google forms Paul -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet Direct: 01706 902018 Web: zen.co.uk Winner of 'Services Company of the Year' at the UK IT Industry Awards This mes

Re: Blacklist for reply-to?

2018-02-19 Thread Paul Stead
//issues.apache.org/jira/browse/COMDEV-263 Regards, KAM -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet Direct: 01706 902018 Web: zen.co.uk Winner of 'Services Company of the Year' at the UK IT Industry Awards This message is private and confidential. If you h

Re: Email filtering theory and the definition of spam

2018-02-08 Thread Paul Stead
rusted senders. >> > dkimwl.org looks promising, but tell them their https cert has expired. > Giovanni > Also, they refer to the TOU for acceptable usage, but both /terms and /license have a 404. Kind regards, Tom -- Paul Stead Senior Engineer (Tools &a

Re: From name containing a spoofed email address

2018-01-22 Thread Paul Stead
ail.com amazon, banks, western union, etc? -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet Direct: 01706 902018 Web: zen.co.uk Winner of 'Services Company of the Year' at the UK IT Industry Awards This message is private and confidential. If you have received this message i

Re: From name containing a spoofed email address

2018-01-22 Thread Paul Stead
Thanks for that Alex, I've added a version check into the code, hopefully it'll catch everything. Thanks for other feedback from other users ( Paul On 22/01/2018, 19:18, "Alex" <mysqlstud...@gmail.com> wrote: On Mon, Jan 22, 2018 at 11:21 AM, Paul Stead <paul.st..

Re: From name containing a spoofed email address

2018-01-22 Thread Paul Stead
https://github.com/fmbla/spamassassin-fromnamespoof Reduced quite a few of the FPs after thinking about this over the weekend - feel free to check this out, let me know any feedback Paul On 19/01/2018, 18:16, "Paul Stead" <paul.st...@zeninternet.co.uk> wrote: I too have

Re: From name containing a spoofed email address

2018-01-19 Thread Paul Stead
-- Public key #7BBC68D9 at| Shane Williams http://pgp.mit.edu/| System Admin - UT CompSci =--+--- All syllogisms contain three lines | sha...@shanew.net Therefore this is not a

Re: SpamAssassin Plugin to detect VBA/OLE2 Macros

2017-11-29 Thread Paul Stead
ect OLE2 Macros in Office documents. Source code and more info on Github: https://github.com/bigio/spamassassin-vba-macro Cheers Giovanni -- Paul Stead Senior Engineer (Tools & Technology) Zen Internet

Re: Ends with string

2017-09-15 Thread Paul Stead
On 15/09/2017, 20:59, "Paul Stead" <paul.st...@zeninternet.co.uk> wrote: On 15/09/2017, 20:57, "sha...@shanew.net" <sha...@shanew.net> wrote: If you're only looking at uris, it probably is (though I wonder a little about processing time bet

Re: Ends with string

2017-09-15 Thread Paul Stead
r "bad" tlds that look in headers as well (Received, From, Env_From being the main ones), so these wouldn't help with that. If there's something similar for those cases, I'd love to know about it. The following patch works for me: https://bz.apache.org/SpamAssassin/show_bug.c

Re: Ends with string

2017-09-15 Thread Paul Stead
S /\b(\.vn$|\.pl$|\.my$|\.lu$|\.vn$|\.ar$)\b/i Thanks. Rob -- Paul Stead Systems Engineer Zen Internet

Re: Attachments with no Content-Type mime header

2017-08-17 Thread Paul Stead
ime type of text/plain? -- Paul Stead Systems Engineer Zen Internet

Re: Attachments with no Content-Type mime header

2017-08-16 Thread Paul Stead
pedrod_ma...@yahoo.com> Reply-To: Pedro David Marco <pedrod_ma...@yahoo.com> Date: Wednesday, 16 August 2017 at 23:49 To: Paul Stead <paul.st...@zeninternet.co.uk>, "users@spamassassin.apache.org" <users@spamassassin.apache.org> Subject: Re: Attachments with

Re: Attachments with no Content-Type mime header

2017-08-16 Thread Paul Stead
to analyze attachments that using find_parts() Thanks! -- PedroD The magic number or file signature can be helpful in determining the filetype: https://en.wikipedia.org/wiki/List_of_file_signatures I make use of this in the OLEMacro plugin: https://github.com/fmbla/spamassassin-olemacr

Re: top and other spammy TLDs

2017-02-25 Thread Paul Stead
cluded (I can’t support you patching your production SA) you can use: enlist_addrlist (NEWSPAMMY) *@*.top to create the NEWSPAMMY addrlist to then use the check_from_list_list and associated evals Paul -- Paul Stead Systems Engineer Zen Internet

Re: top and other spammy TLDs

2017-02-21 Thread Paul Stead
On 21/02/2017, 23:15, "Paul Stead" <paul.st...@zeninternet.co.uk> wrote: I can’t see how this can be the same for the check_from_in_list calls, however? Apologies – it is not possible to add custom addrlists in SA - https://bz.apache.org/SpamAssassin/show_bug.cgi?id=735

Re: top and other spammy TLDs

2017-02-21 Thread Paul Stead
On 21/02/2017, 18:41, "RW" <rwmailli...@googlemail.com> wrote: On Tue, 21 Feb 2017 17:57:13 +0000 Paul Stead wrote: > I’ve posted this before, this is how I manage these nasty TLDs: > > Make sure WLBLEval is enabled: > > loadpl

Re: top and other spammy TLDs

2017-02-21 Thread Paul Stead
d|trade|win|moda|news|online)(?:/|\b);i describe LOC_URI_RARE_TLD URI refers to rarely-nonspam TLD score LOC_URI_RARE_TLD 0.400 How can this be corrected to specifically only catch top as a TLD? -- Paul Stead Systems Engineer Zen Internet

Re: List of trusted senders

2017-01-25 Thread Paul Stead
On 25/01/2017, 21:34, "Paul Stead" <paul.st...@zeninternet.co.uk> wrote: A similar method I use is to have the DKIM signing domains I like in a rbl server and query them with askdns askdns LOCAL_TRUSTED_DKIM _DKIMDOMAIN_.lookup.example.com A 127.

Re: List of trusted senders

2017-01-25 Thread Paul Stead
them with askdns askdns LOCAL_TRUSTED_DKIM _DKIMDOMAIN_.lookup.example.com A 127.0.0.2 tflags LOCAL_TRUSTED_DKIM nice net describeLOCAL_TRUSTED_DKIM DKIM trusted sender score LOCAL_TRUSTED_DKIM -7.5 Paul -- Paul Stead Systems Engineer Zen Internet

Re: Rule to compare rDNS to regular expression

2017-01-18 Thread Paul Stead
cussion must be the wrong search terms, as the search results are about other topics, not the one I want. Can someone provide an example or point me toward documentation of how to write such a rule? Thanks, Ken -- Paul Stead Systems Engineer Zen Internet

Re: Rule to compare rDNS to regular expression

2017-01-18 Thread Paul Stead
mentation of how to write such a rule? Thanks, Ken -- Paul Stead Systems Engineer Zen Internet

Re: Different bayes results from command line and through MTA

2016-12-23 Thread Paul Stead
s can be a good indicator – for example, if a ‘spoofed’ To header isn’t matching the actual recipient of the email within your system… *mumble* numbers and things Paul -- Paul Stead Systems Engineer Zen Internet

Re: Spam with attachments and UNPARSEABLE_RELAY

2016-11-25 Thread Paul Stead
bad attachment - generally these don't even get as far as SA in my setup This all depends on the glue used and ordering within your MTA and how it reacts to malware attachments Paul -- Paul Stead Systems Engineer Zen Internet

Re: Custom rule based on AWL score

2016-10-24 Thread Paul Stead
ore TAGMATCH_TXREP_IP_HIGHSCORE 0.1 (...this sort of thing might be really useful as a general purpose rule type in base SA too...) Hmm doesn't look like this would be possible with minus (-) numbers unless I'm reading the PMS src wrong :/ Paul -- Paul Stead Systems Engineer Zen Internet

Re: Custom rule based on AWL score

2016-10-24 Thread Paul Stead
ore TAGMATCH_TXREP_IP_HIGHSCORE 0.1 (...this sort of thing might be really useful as a general purpose rule type in base SA too...) Thanks for the suggestion John - this looks like an elegant solution to the problem, I'll look into this at some point soon. Paul -- Paul Stead Systems Engineer Zen Internet

Re: Custom rule based on AWL score

2016-10-21 Thread Paul Stead
On 21/10/16 18:40, Paul Stead wrote: On 21/10/16 16:22, John Hardin wrote: I was going to say: you can't write a rule based on the *current* AWL adjustment because that's calculated after all the rules have hit. But SA *could* potentially have a rule that checks the current historical average

Re: Custom rule based on AWL score

2016-10-21 Thread Paul Stead
On 21/10/16 18:53, Paul Stead wrote: tagmatch TAGMATCH_TXREP_IP_LOWSCORE _TXREP_IP_MEAN_ /^\-[0-9]{2,}(?:\.[0-9]+)?$/ describe TAGMATCH_TXREP_IP_LOWSCORE TxRep mean score quite low scoreTAGMATCH_TXREP_IP_HIGHSCORE -0.1 Also - typo on score rulename! -- Paul Stead Systems Engineer Zen

Re: Custom rule based on AWL score

2016-10-21 Thread Paul Stead
On 21/10/16 18:40, Paul Stead wrote: A plugin I've developed could be handy here: https://github.com/fmbla/spamassassin-tagmatch tagmatch TAGMATCH_TXREP_IP_HIGHSCORE _TXREP_IP_MEAN_ /^[1-9][0-9]+(?:\.[0-9]+)?$/ describe TAGMATCH_TXREP_IP_HIGHSCORE TXRep mean score quite large score

Re: Custom rule based on AWL score

2016-10-21 Thread Paul Stead
/Mail_SpamAssassin_Plugin_TxRep.html#template_tags Paul -- Paul Stead Systems Engineer Zen Internet

Re: The real spoofing issue (was Re: How to get spam assassin to detect spoofed mails as SPF is clearly useless)

2016-10-18 Thread Paul Stead
and choose pieces of RFCs, you know. They come as a package deal. TL;DR, the header: From: "Dianne Skoll <d...@roaringpenguin.com><mailto:d...@roaringpenguin.com>" <some...@spammer.org><mailto:some...@spammer.org> is absolutely compliant with RFC-822 and its successors, RFC-2822 and RFC-5322. Regards, Dianne. -- Paul Stead Systems Engineer Zen Internet

Re: The real spoofing issue (was Re: How to get spam assassin to detect spoofed mails as SPF is clearly useless)

2016-10-17 Thread Paul Stead
addr-spec address is described in section 3.4.1<https://tools.ietf.org/html/rfc5322#section-3.4.1>. -- Paul Stead Systems Engineer Zen Internet

Re: Persistent phishing attacks with word/pdf macros

2016-10-14 Thread Paul Stead
On 14/10/16 14:44, Axb wrote: On 10/14/2016 03:40 PM, Paul Stead wrote: On 14/10/16 14:11, Axb wrote: How's the performance. I know you run hi traffic sites. Have you felt a difference? Thanx Axb From the week or so of testing, things seem to be efficient and quick - not to say there's

Re: Persistent phishing attacks with word/pdf macros

2016-10-14 Thread Paul Stead
0.1 T OLEMACRO0.0.1 Paul -- Paul Stead Systems Engineer Zen Internet

Re: Persistent phishing attacks with word/pdf macros

2016-10-14 Thread Paul Stead
://github.com/fmbla/spamassassin-olemacro - Detects macros - both old and new style - Basic 'malicious' macro detection - Protected (encrypted) document detection Paul -- Paul Stead Systems Engineer Zen Internet

Re: a .cf to prevent abuse of popular names

2016-10-03 Thread Paul Stead
e improvement which might help towards this too, watch this space Paul -- Paul Stead Systems Engineer Zen Internet

Re: Spam by IP-address? Spamassassin with geoiplookup?

2016-09-22 Thread Paul Stead
;e6dfa16bdb.zip" This run of emails can be blocked using the Sanesecurity ClamAV ruleset for Foxhole - http://sanesecurity.org/ Paul -- Paul Stead Systems Engineer Zen Internet

Re: How to reject mails with special message-id (Debian, Amavis, Spamassassin)

2016-09-20 Thread Paul Stead
f reasons). You may find you're blocking legitimate email from an Exchange server (poorly?) configured in this way. Paul -- Paul Stead Systems Engineer Zen Internet

Re: Spam by IP-address? Spamassassin with geoiplookup?

2016-09-20 Thread Paul Stead
Spammer Countries e.g. China, Thaiwan, India, etc... Hi Thomas, The RelayCountry plugin would answer your needs: https://wiki.apache.org/spamassassin/RelayCountryPlugin Paul -- Paul Stead Systems Engineer Zen Internet

Re: Catching well directed spear phishing messages

2016-09-19 Thread Paul Stead
On 15/09/16 20:54, RW wrote: On Thu, 15 Sep 2016 15:37:42 +0100 Paul Stead wrote: https://github.com/fmbla/spamassassin-levenshtein An implementation I made for SA - feedback welcome A couple of things 1. Instead of having a with/without tld option you could compute the distance without

Re: Catching well directed spear phishing messages

2016-09-15 Thread Paul Stead
! :) https://github.com/fmbla/spamassassin-levenshtein An implementation I made for SA - feedback welcome -- Paul Stead Systems Engineer Zen Internet

Re: URIBL randomly not triggered for the same message

2016-07-06 Thread Paul Stead
On 06/07/16 16:16, John Hardin wrote: Does that cache-min-ttl also affect NXDOMAIN? Is it possible to configure different TTL for NXDOMAIN (relatively low) and positive results (relatively high)? For this cache-max-negative-ttl exists :) Paul -- Paul Stead Systems Engineer Zen Internet

Re: SA cannot block messages with attached zip

2016-06-08 Thread Paul Stead
On 08/06/16 21:39, Paul Stead wrote: BlockAnyAndAllJS:*:*:\.[Jj][Ss]$:*:*:*:*:*:* Should point out that this may be prone to false positives. The Sane sigs are scored low, med, high FP risk and can be installed as such. -- Paul Stead Systems Engineer Zen Internet

Re: SA cannot block messages with attached zip

2016-06-08 Thread Paul Stead
be worth popping along? I recently added the MagicNumber for "old" style doc files, just for files inside zips (when they appeared, as mentioned in my previous post). This could be accomplished with yara rules within ClamAV too - docs on signature creation can be found here https://gi

Re: SA Concepts - plugin for email semantics

2016-05-31 Thread Paul Stead
nversation further. Paul -- Paul Stead Systems Engineer Zen Internet

Re: SA Concepts - plugin for email semantics

2016-05-25 Thread Paul Stead
On 25/05/16 15:21, Dianne Skoll wrote: On Wed, 25 May 2016 15:07:37 +0100 Paul Stead <paul.st...@zeninternet.co.uk> wrote: Consider the following 2 basic emails: Mail 1: Viagra Mail 2: V1agra Yes, except here's the problem. A drug company might legitimately talk about Viag

Re: SA Concepts - plugin for email semantics

2016-05-25 Thread Paul Stead
ay. Maybe the concepts would be useful to humans or rules written by humans. Paul -- Paul Stead Systems Engineer Zen Internet -- Paul Stead Systems Engineer Zen Internet

Re: SA Concepts - plugin for email semantics

2016-05-24 Thread Paul Stead
(not private variable) at /etc/mail/spamassassin/Concepts.pm line 84, near "$headl;" ... With David's help I have tracked down the problem(s). Version 0.02 is up. Would be interested to hear you thoughts - even if just theoretical about the affect to the Bayes DB. Paul -- Paul Stead Systems En

SA Concepts - plugin for email semantics

2016-05-24 Thread Paul Stead
bla/spamassassin-concepts I'd be really interested to hear your feedback/thoughts on this system and it's approach. Paul -- Paul Stead Systems Engineer Zen Internet

Re: SA cannot block messages with attached zip

2016-05-23 Thread Paul Stead
the low risk signatures - do take some time to read through the different rule types though. Paul -- Paul Stead Systems Engineer Zen Internet

Re: SA cannot block messages with attached zip

2016-05-20 Thread Paul Stead
ClamAV is basically useless no it is not, look at the sanesecurity foxhole signatures http://sanesecurity.com/usage/signatures/ -- Paul Stead Systems Engineer Zen Internet

Re: How to reject all mails with docs attached?

2016-02-01 Thread Paul Stead
/usage/signatures/ -- Paul Stead Systems Engineer Zen Internet

sch.uk - potential util_rb_3tld list

2016-01-18 Thread Paul Stead
Come across the following which lists all *.sch.uk local authorities - thought it might be useful to someone http://www.nominet.uk/wp-content/uploads/2015/10/Schools_Domain_Name_Rules.pdf Paul -- Paul Stead Systems Engineer Zen Internet

redirector_pattern question

2015-12-18 Thread Paul Stead
p;1 | grep baddomain p2 doesn't pick up on baddomain.com Any thoughts or have I stumbled upon a problem? Paul -- Paul Stead Systems Engineer Zen Internet

Re: redirector_pattern question

2015-12-18 Thread Paul Stead
report in bugzilla. Mark Patch looks to work.. Done - thanks! -- Paul Stead Systems Engineer Zen Internet

Re: Try my IXHASH

2015-12-10 Thread Paul Stead
On 10/12/15 17:24, Bill Cole wrote: On 10 Dec 2015, at 10:48, Paul Stead wrote: 0.004% hit rate on ham Clarify this please: 4 out of 100k hits are ham (not so bad) OR 4 out of 100k hams get hit (OUCH) The former, 4 out of 100k hit are ham emails -- Paul Stead Systems Engineer Zen Internet

Re: Try my IXHASH

2015-12-10 Thread Paul Stead
On 10/12/15 18:23, Paul Stead wrote: On 10/12/15 17:24, Bill Cole wrote: On 10 Dec 2015, at 10:48, Paul Stead wrote: 0.004% hit rate on ham Clarify this please: 4 out of 100k hits are ham (not so bad) OR 4 out of 100k hams get hit (OUCH) The former, 4 out of 100k hit are ham emails Re

Re: Try my IXHASH

2015-12-10 Thread Paul Stead
in my email so far. I can't speak for all the email our server processes though. Regards, Rick -- Paul Stead Systems Engineer Zen Internet

Re: "Received" headers for rules?

2015-10-26 Thread Paul Stead
On 26/10/15 17:46, sha...@shanew.net wrote: Thanks to John Hardin for pointing out a way to determine (on a per email basis even) what headers count as Received. The following page might be of use to build a few rules too: https://wiki.apache.org/spamassassin/TrustedRelays -- Paul Stead

Re: SpamAssassin Rules Regarding Abuse of New Top Level Domains

2015-10-21 Thread Paul Stead
: header PDS_OTHER_BAD_TLD eval:check_from_in_list('NEWSPAMMY') -- Paul Stead Systems Engineer Zen Internet

Re: fdgdf

2015-10-15 Thread Paul Stead
On 15/10/15 12:14, RW wrote: ggf Message understood, prepare for emergency evac. -- Paul Stead Systems Engineer Zen Internet

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