RBL/SPF if header exists

2015-03-31 Thread Mike Cardwell
on a hardcoded per user or IP setting. -- Mike Cardwell https://grepular.com https://emailprivacytester.com OpenPGP Key35BC AF1D 3AA2 1F84 3DC3 B0CF 70A5 F512 0018 461F XMPP OTR Key 8924 B06A 7917 AAF3 DBB1 BF1B 295C 3C78 3EF1 46B4 signature.asc Description: Digital signature

Re: RBL/SPF if header exists

2015-03-31 Thread Mike Cardwell
the score, that would be sufficient. > You can fairly easily write a meta that reverses the score of each RBL > and SPF rule if your condition fires. Any chance you could point me to an example of how to do this? -- Mike Cardwell https://grepular.com https://emailprivacytester.com OpenPGP Ke

Re: RBL/SPF if header exists

2015-03-31 Thread Mike Cardwell
is that I believe I would have to write a rule for every single RBL and keep those rules up to date whenever a new RBL is added or score updated by upstream. Is there any way of avoiding that? -- Mike Cardwell https://grepular.com https://emailprivacytester.com OpenPGP Key35BC AF1D 3AA2 1F84

False positive?

2009-04-23 Thread Mike Cardwell
d be sorted within SpamAssassin its self. Opinions? -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Phishing

2009-04-25 Thread Mike Cardwell
pts on each of them. This works for us because the usernames follow a very specific format, and our password policy is quite strict meaning that the number of possible username/password combos we pull out of emails is quite low. It has been very successful for us. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Phishing

2009-04-27 Thread Mike Cardwell
data using Kochi by hooking it into Squid or some other HTTP proxy. It should be no more difficult than scanning outgoing email is. Of course, that only helps if your users are accessing the web from within your sphere of control at the time. Phishers are unlikely to use SSL for this. --

Re: Phishing

2009-04-27 Thread Mike Cardwell
er the World. You could also use rbls like sbl-xbl.spamhaus.org if you wanted as well of course. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: emailBL

2009-04-28 Thread Mike Cardwell
dnslists = example.com/${md5:$sender_address} message = $sender_address is listed on $dnslist_domain -- Mike Cardwell (https://secure.grepular.com) (http://perlcv.com/)

Re: emailBL

2009-04-28 Thread Mike Cardwell
t starts getting 10x the size, DNS will start looking attractive.. This might sound a big picky, but using backticks to call the date command in a perl script is horrible. Try using the standard gmtime function. Eg: $date = gmtime().' (UTC)'; Rather than: $date = `date -u`; chomp($d

Re: emailBL

2009-04-28 Thread Mike Cardwell
re you actually serious or is this some geek humor that I don't get? I was serious. Your code is a bit shit. I was just trying to help. Never mind. If you are serious, would you be willing to audit SpamAssassin code with such enthusiasm? It might actually _matter_. No, I'm too busy.

Re: emailBL

2009-04-28 Thread Mike Cardwell
thread be an inspiration for all coders out there. Now back to the real world.. Sorry, I assumed that if you were releasing source code to the public, you'd want to make sure it was cross platform compatible. I wont point out the various other limitations with your script then. -- Mike

Re: emailBL

2009-04-28 Thread Mike Cardwell
ail.address". There's no advantage of sticking the email address in the TXT record rather than having a separate file, apart from keeping the data together. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: my emailBL is live!

2009-04-29 Thread Mike Cardwell
Adam Katz wrote: Mike Cardwell contended: It would definitely require a hashing algorithm, like MD5. IIRC there is a maximum length for a hostname, and that is 255 characters. What if the hostname in your email address is 255 characters long on it's own...? When MD5sums were first pro

Re: my emailBL is live!

2009-04-29 Thread Mike Cardwell
to 'game' the system... just basic estimates will do) There's actually a mailing list for the project. You're probably better off asking these questions there: http://groups.google.com/group/anti-phishing-email-reply-discuss -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: 419 emailBL?

2009-04-29 Thread Mike Cardwell
like this to the rbl: ^(?i)https?://[a-z]+\.example\.com/unsubscribe\.cgi\?id=\d+$ And: ^(?i)customer-service-[a-z]...@example\.(?:com|co\.uk)$ -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: 419 emailBL?

2009-04-29 Thread Mike Cardwell
sending emails *to* those addresses. Many organisations rightly or wrongly don't perform spam filtering on their outgoing relays so spamassassin is a bit over the top when you can just use another dns based bl. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: my emailBL is live!

2009-04-29 Thread Mike Cardwell
0.6 AC == 127.0.0.10 etc. So the entry for 'abus...@live.com' only has an 'A' type. host account-teamd...@live.com.phish.icaen.uiowa.edu. => 127.0.0.10 so the entry for 'account-teamd...@live.com' has an 'A' & 'C' type. Yeah, that might be a good idea. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: [SA] 419 emailBL?

2009-04-29 Thread Mike Cardwell
Adam Katz wrote: For listing both emails and uri's it would be useful if you could add regular expressions. [...] Steve Freegard responded: Yuck; if you want to do stuff using regexp then: uri RULE_NAME // score RULE_NAME nn.nnn Is the best way to do this - not via DNS. Mike Car

Re: emailBL code

2009-05-01 Thread Mike Cardwell
er Education institutions in the UK and USA. It was originally discussed on a mailing list run by "nd.edu" which can only be subscribed to by people who are in that particular sector. For that particular group, the list has been useful. How useful it is for people outside of that

Re: 419 emailBL?

2009-05-03 Thread Mike Cardwell
t; into google. If not, please clarify ... -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Personal SPF

2009-05-05 Thread Mike Cardwell
l SPF. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Personal SPF

2009-05-05 Thread Mike Cardwell
"If you have mail accounts for users who are not on your network then you have an obligation to allow those users access to your mailserver." He was responding to me in that email, not you. I just didn't want to repeat what everyone else had already said. --

Re: [sa] RE: Personal SPF

2009-05-06 Thread Mike Cardwell
ver the Internet faster. What do you think?" People wouldn't respond with, "That's a bad idea because x", they'd respond with "Don't be stupid", and "That's a crap idea." And I'd thank them for it, and commit myself. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: FreeMail plugin updated - banks

2009-05-11 Thread Mike Cardwell
receiving. If that regular expression matches, and the connecting host is in a list of what I refer to as "dodgy countries," then I reject the email. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: FreeMail plugin updated - banks

2009-05-11 Thread Mike Cardwell
od yes. If the banks were serious about combating online fraud, you'd expect them to come together and agree on a standard for sending their email, eg they could all use DKIM. They should also publish a combined directory of their own domain names. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

An SMTP transaction, SpamAssassin interface

2009-05-15 Thread Mike Cardwell
a similar result for connections that use the 8BITMIME extension to ESMTP. Another indicator that the connecting host isn't a zombie, is if it uses STARTTLS. This is all useful information that spamassassin is missing out on. I'm sure there are many more signatures that spamassassin

Re: An SMTP transaction, SpamAssassin interface

2009-05-15 Thread Mike Cardwell
eived headers though... -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: An SMTP transaction, SpamAssassin interface

2009-05-15 Thread Mike Cardwell
Mike Cardwell wrote: Justin Mason wrote: hi -- this stuff is generally recorded in the Received header, and SA will act on it if it's there. that's the place to do it... The "STARTTLS" example is recorded in the received headers, yes. None of the other 3 examples

Re: An SMTP transaction, SpamAssassin interface

2009-05-15 Thread Mike Cardwell
offers the SIZE extension, and the connecting host then uses it, the connecting host probably isn't a zombie. What you do with that metric is up to you... -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
A cool idea would be an application in a similar vain to p0f, but which passively detected the SMTP client software, rather than operating system. It might then be possible to distribute signatures that identified specific zombie software, as well as real mtas. -- Mike Cardwell (https://se

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
particular. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
c can explain how it managed to get on the whitelist. No ISP SMTP server should be in a whitelist imho... -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
Matus UHLAR - fantomas wrote: I've also just recently enabled these lists in SA so am still in the very early stages of testing. I initially did get one FP hit against the whitelist (spam message sent through an ISP smtp server in the whitelist) On 20.05.09 13:41, Mike Cardwell wrote

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
m" (without the quotes). There are results... There are examples of spam from that host. 2.) Strip mta242c.dm-4.com down to it's domain name part and visit http://dm-4.com/ or http://www.dm-4.com/. There are a bunch of keywords on that page that should flag up warnings. Eg,

Re: Got dead domains that get a lot of spam?

2009-05-20 Thread Mike Cardwell
sts." It quite clearly states that all email from whitelisted hosts is ham. -- Mike Cardwell (https://secure.grepular.com/) (http://perlcv.com/)

Re: Question on add-to-blacklist

2009-06-04 Thread Mike Cardwell
gth(256*256*256*256)."\n";' 10 r...@haven:~# Still, if you were doing that, you'd want to use an integer rather than a varchar preferably. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Unsubscribe

2009-06-12 Thread Mike Cardwell
t the unsubscribe instructions. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Hostkarma whitelist problem

2009-06-18 Thread Mike Cardwell
found that using the whitelist was causing a lot of spam to get through but not helping to get more ham through, so I decided to "reduce" the recommended score on the website from "-5" to "-0.2". -- Mike Cardwell - IT Consultant and LAMP developer Cardwell I

Re: [NEW SPAM FLOOD] www.shopXX.net

2009-06-30 Thread Mike Cardwell
s lookups against the domain first to make sure it's valid, before doing the uribl lookup. Eg: m...@haven:~$ host -t ns invented.by invented.by does not exist, try again m...@haven:~$ You'd also want to cache your results. This conversation however is pointless. Why not just try i

X-Mailer: domain

2009-06-30 Thread Mike Cardwell
Hi, I've started seeing spam email containing an X-Mailer header which is the domain name of the From header. Eg: From: "Compare and Cover Life" X-Mailer: webguide103.com How would I construct a spamassassin rule to check for this? -- Mike Cardwell - IT Consultant and

Re: constantcontact.com

2009-07-03 Thread Mike Cardwell
tantContact API: http://search.cpan.org/~arich/Email-ConstantContact-0.02/lib/Email/ConstantContact.pm I just thought it was a weird coincidence, seeing as I'd never heared of them before today. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'

Re: constantcontact.com

2009-07-03 Thread Mike Cardwell
Aaron Wolfe wrote: I think the point was that the URIBL's are never going to be listing these domains, so why waste time looking them up m...@haven:~$ host constantcontact.com.multi.uribl.com constantcontact.com.multi.uribl.com A 127.0.0.4 m...@haven:~$ -- Mike Cardwell

Re: Am I fscking up my bayes db?

2009-07-09 Thread Mike Cardwell
f, list each of the cuda headers like this: bayes_ignore_header X-CudaHeader1 bayes_ignore_header X-CudaHeader2 bayes_ignore_header X-CudaHeader3 -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Many rules not being used?

2009-07-28 Thread Mike Cardwell
snowweb wrote: What makes you think anyone can answer that? The message you posted to pastebin for us to test and review was nonexistent. What is 'pastebin' and how do I use it? http://lmgtfy.com/?q=pastebin -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd.

[OT] Re: Any one interested in using a proper forum?

2009-07-28 Thread Mike Cardwell
ponse in my mailbox. Far more efficient than forum software. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: [OT] Re: Any one interested in using a proper forum?

2009-07-28 Thread Mike Cardwell
ticipants join there, which is what makes all the difference. Set up the forum. It might work. I'm not anti-forum, I just think mailing lists are generally better. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Any one interested in using a proper forum?

2009-07-28 Thread Mike Cardwell
derbird, I have an addon installed named "Reply to mailing list" which adds a button "Reply list" inbetween "Reply" and "Reply All" which has been very useful. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

SOUGHT

2009-07-28 Thread Mike Cardwell
Hi, I just started using the SOUGHT rules for the first time. They seem to be triggering on emails now, but the default score for hits against the rules seems to be 3.0 and 4.0. That seems quite high to me. Are these rules considered to have an extremely low false positive impact? -- Mike

Re: Any one interested in using a proper forum?

2009-07-28 Thread Mike Cardwell
e tin, bidirectional mailing list<->newsgroup gating. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: [OT] Re: Any one interested in using a proper forum?

2009-07-29 Thread Mike Cardwell
the developers and other active participants join there, which is what makes all the difference. Set up the forum. It might work. I'm not anti-forum, I just think mailing lists are generally better. I too prefer mailing lists. but I think it's because I am used to. and firefox eats too muc

Re: Backscatter.org used as RBL??

2009-08-05 Thread Mike Cardwell
t few would disagree, that you're more likely to get a false positive from the first than the second. Or were you ignoring the large bright red warning signs and usage information on http://www.backscatterer.org/ ? -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd.

Re: Backscatter.org used as RBL??

2009-08-06 Thread Mike Cardwell
e faulty automated system for populating the list. This might be more accurate: accept !senders = : dnslists= ips.backscatterer.org I see. You think "Host sends backscatter" therefore "Host never sends spam". An interesting hypothesis. -- Mike Cardwell - IT Cons

Re: Backscatter.org used as RBL??

2009-08-07 Thread Mike Cardwell
rs or does sender callouts" -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Backscatter.org used as RBL??

2009-08-07 Thread Mike Cardwell
#x27;t see that it even mentions the SAV problem? I think it mentions the mailing back, not the SAV, and I'm interested if the backscatterer.org blacklists IPs with SAV or only those that send real mails... It does both. The minimal amount of text on the front page couldn't be clearer

Re: Backscatter.org used as RBL??

2009-08-08 Thread Mike Cardwell
Matus UHLAR - fantomas wrote: I've read the "sender callouts" page and I don't see any evidence that it mentions the SAV problem. On 07.08.09 15:33, Mike Cardwell wrote: I went to the front page, and then clicked "Sender Callouts" ... The very first line s

Re: Ahh! What's all this SPAM?!?!?

2009-08-13 Thread Mike Cardwell
responds with a temporary error if it can't speak to SpamAssassin. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Barracuda RBL in first place

2009-08-14 Thread Mike Cardwell
ontents of all of the hostkarma lists. I still use them sensibly in my own SpamAssassin configuration though for applying low scores. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Barracuda RBL in first place

2009-08-14 Thread Mike Cardwell
rich...@buzzhost.co.uk wrote: I've not laughed so much since I added a low priority mx pointing to 127.0.0.1 . Heh. Looks like someone got there before me: http://rfc-ignorant.org/tools/lookup.php?domain=buzzhost.co.uk -- Mike Cardwell - IT Consultant and LAMP developer Cardwell I

Subject starts Re: but no References/In-Reply-To

2009-08-15 Thread Mike Cardwell
How would I create a rule to match when a subject line begins /^Re: /i but the message contains no References or In-Reply-To headers? -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Date parsing

2009-08-27 Thread Mike Cardwell
Date: is 96 hours or more before Received: date Although the date header was badly formatted, it wasn't actually incorrect as far as when the message was sent. I don't think the DATE_IN_PAST rules should fire if the date isn't valid in the first place... -- Mike Cardwell - IT

Re: Outlook 2007/imap headers

2009-09-01 Thread Mike Cardwell
e doesn't already exist. Line wrapping in headers is messed with too. There's probably loads of other little things. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: .cn domain age query?

2009-09-14 Thread Mike Cardwell
d in the last 5 days under the .BIZ, .COM, .INFO, .NAME, .NET and .US TLDs" Doesn't work for .cn's, or any other country level tld's (apart from .us) -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Hostkarma Blacklist Climbing the Charts

2009-09-29 Thread Mike Cardwell
single day from hosts listed on the HostKarma whitelist. In comparison, it's very rare that I see any spam from hosts listed on dnswl.org. I chose a score of -0.2 here. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: unsubscribe

2009-09-30 Thread Mike Cardwell
o it". By all means, reply, but there's no need to reply to the list. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

New spamhaus list not included

2009-10-04 Thread Mike Cardwell
0.0.2 RCVD_IN_XBL - 127.0.0.[45678] RCVD_IN_PBL - 127.0.0.1[01] -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: New spamhaus list not included

2009-10-04 Thread Mike Cardwell
y, I've just updated RCVD_IN_SBL to match 127.0.0.[23] for now, but I wouldn't expect it to be added to the main distribution until it was properly tested. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: New spamhaus list not included

2009-10-05 Thread Mike Cardwell
der putting the SpamHaus checks before SpamAssassin, but until then I may as well use the resources I have available. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: consolidating DNSBLs into a single query (was Spam Eating Monkey?)

2009-10-07 Thread Mike Cardwell
a single dns lookup like this: deny dnslists = zen.spamhaus.org=127.0.0.2 dnslists = zen.spamhaus.org=127.0.0.4 You can be 100% backwards compatible by leaving all of your lists as they are, but then adding another one which is a combined version of all of them... -- Mike Cardwell - IT Consu

Re: Harvested Fresh .cn URIBL

2009-10-08 Thread Mike Cardwell
ven though it's not fully ready for other people to use, so I've temporarily stuck it up at https://secure.grepular.com/WebsiteScanner/ in case anyone wants to pick it a part and use bits of it. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

Re: Rule and Rule

2009-10-09 Thread Mike Cardwell
7;ll see a description of "Meta rules" with a good example. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical Blog: https://secure.grepular.com/blog/

Re: Hostkarma whitelist needs something..

2009-10-14 Thread Mike Cardwell
0.71 9RCVD_IN_BSP_TRUSTED 294 1.800.00 19.77 10DKIM_VERIFIED 244 1.910.46 16.41 11RCVD_IN_DNSWL_LOW 176 1.110.04 11.84 -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd C

Re: Geocities closed

2009-10-27 Thread Mike Cardwell
geocities specific rules any more if geocities doesn't exist? It's not as if spammers can host their websites on geocities anymore so there's no reason why a spammer would include a geocities url in their spam. May as well just delete the rules... -- Mike Cardwell - IT Consultant and

Re: Cluster/Clone spamassassin node

2009-11-15 Thread Mike Cardwell
27;t be done with the help of this software. rsync? unison? glusterfs? gfs over drdb? A nas with NFS/CIFS mounts? DropBox? s3fs? There are a million ways to share files between multiple servers. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226

Re: FP on blacklist hostkarma

2009-12-01 Thread Mike Cardwell
rt of the list, there's nothing stopping you from using every other feature of his lists without using this particulary part. You wouldn't use a DNSBL without knowing how it works first would you? When I say, "you," I'm refering to the people using the JMF lists, not sp

Re: freemail vs dkim / spf

2009-12-07 Thread Mike Cardwell
ache.org whitelist_from_spf *...@spam-l.com Very useful. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical Blog: https://secure.grepular.com/blog/

Re: Trouble finding info on Spam issues

2009-12-07 Thread Mike Cardwell
mail into http://pastebin.com/ after it has been processed by SpamAssassin, with the report header, then reply to this email with the link. Then we can look at what is causing the rules to trigger. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical Blog: https://secure.grepular.com/blog/

Re: [sa] RE: Suggestion for use by ANY whitelist service....

2009-12-08 Thread Mike Cardwell
user. In cases where there are multiple recipients, it runs as the "nobody" user. This allows me to have per user preferences and bayes applied to the vast majority of incoming mail, during SMTP; only a tiny proportion of incoming mail here is multi-recipient... YMMV -- Mike Cardwell -

Re: Note from SA PMC: Removal of an abusive list member

2009-12-09 Thread Mike Cardwell
e how worked up some people get about the spam problem. There are worse problems in life to get angry about. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical Blog: https://secure.grepular.com/blog/

Re: emailreg.org - permission to spamassassin masscheck?

2009-12-14 Thread Mike Cardwell
So you don't have to register a domain before you can register your IPs... Which is it? Do I have to register a domain, or don't I? So I signed up for an account and all I see is an option to register my domains with them, and that costs money... I see no option for registering the IPs o

Re: Spam from compromised web mails

2009-12-15 Thread Mike Cardwell
particular email was sent from a host in Nigeria connecting to a host in Brazil. The Nigerian host is listed on Barracuda, the SBL and the XBL. The From header uses a domain name that isn't registered (swinepro.net) and a freemail Reply-To. It's also currently hitting Pyzor. -- Mik

Re: emailreg.org - tainted white list

2009-12-16 Thread Mike Cardwell
n of habeas was: 10HABEAS_ACCREDITED_SOI 367 1.450.00 17.36 So it hit on 17.36% of my Ham, and 0% of my Spam. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical Blog: https://secure.grepular.com/blog/

Re: Cooperative data gathering project.

2009-12-16 Thread Mike Cardwell
ages reporting IP addresses with a key word like spam, ham, > or other useful messages that we might want to gather information about. > Data might look like this: > > spam 1.2.3.4 example.com > ham 5.6.7.8 example2.com What is "example.com" ? The envelope sender domain?

FH_DATE_PAST_20XX

2009-12-31 Thread Mike Cardwell
FH_DATE_PAST_20XX Date =~ /20[1-9][0-9]/ [if-unset: 2006] Doesn't look particularly sane to me... I have given that rule a score of 0 in my local.cf for now. -- Mike Cardwell - IT Consultant and LAMP developer Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/ Technical B

Re: FH_DATE_PAST_20XX

2010-01-01 Thread Mike Cardwell
ing the Debian Lenny package with the default settings has basically dropped from a spam threshold of 5.0 to 1.8 over night because of this...? Also, the "fix" five months ago was to add 10 years to what is classified as "grossly in the future"... That doesn't sound

Re: Comparing the envelope-from/sender to the body from to prevent fake local users spams?

2010-01-06 Thread Mike Cardwell
7; that have the header 'From' set to an internal user? That would break a lot of list mail. Look at the From header compared to the envelope sender on this email for example. I *think* you could achieve what you're looking for by using DKIM and *requiring* that mail from you

Re: FW by administra...@willspc.net : Delivery Status Notification (Failure)

2010-01-10 Thread Mike Cardwell
ing that crap. I just firewalled out his server after the first dozen or so bounces. -- Mike Cardwell: UK based IT Consultant, LAMP developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog - https://secure.grepular.com/blog/ Spamalyser : Spam Tool - http://spamalyser.com/

Re: pill image spam learns to walk

2010-01-11 Thread Mike Cardwell
tp://spamalyser.com/v/6xnb26gp/mime Unlike with pastebin, it mime decodes emails and you can see the decoded image at the bottom of that page. Just thought some of you might be interested. It's quite new and requires some work but the basic functionality is there. -- Mike Cardwell: UK ba

Re: pill image spam learns to walk

2010-01-11 Thread Mike Cardwell
On 11/01/2010 14:55, Charles Gregory wrote: On Mon, 11 Jan 2010, Mike Cardwell wrote: : I just copied and pasted that out of pastebin into a little project I've : been working on. Here's the result: : http://spamalyser.com/v/6xnb26gp/mime Question: What does spamalyzer do with an HT

Re: pill image spam learns to walk

2010-01-12 Thread Mike Cardwell
r I think that would also stop most people from using the service. I'm trying to keep it simple. Anywho, this is probably getting off topic now. -- Mike Cardwell: UK based IT Consultant, LAMP developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog - https://secure.grepular.com/blog/ Spamalyser : Spam Tool - http://spamalyser.com/

[OT] spamalyser, was "Re: pill image spam learns to walk"

2010-01-12 Thread Mike Cardwell
A PNG "thumbnail" generated from the PDF is displayed along side text/html parts. Clicking that preview image takes you to the PDF. I've also tweaked some of the styling so the headers are easier to read. I've also set up a mailman based mailing list which is linked to

Re: SpamAssassin SPF Checks

2010-01-18 Thread Mike Cardwell
header. If you were to do SPF checks on the From header of this email it would be rejected due to an SPF failure. -- Mike Cardwell: UK based IT Consultant, LAMP developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog - https

Re: Wrong functionality of SUBJ_ALL_CAPS in mixed English and Greek subject

2010-01-19 Thread Mike Cardwell
my Greek though. -- Mike Cardwell: UK based IT Consultant, LAMP developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog - https://secure.grepular.com/blog/ Spamalyser : Spam Tool - http://spamalyser.com/

Re: Wrong functionality of SUBJ_ALL_CAPS in mixed English and Greek subject

2010-01-19 Thread Mike Cardwell
On 19/01/2010 10:07, mamalos wrote: I just pasted that email into spamalyser.com and it gave this: http://spamalyser.com/v/u32d10ix/mime The subject looks fully capitalised to me when decoded? I'm not overly proficient on my Greek though. -- Mike Cardwell: UK based IT Consultant,

Re: RCVD_ILLEGAL_IP Question

2010-01-21 Thread Mike Cardwell
iggered on only 79 out of the last 66657 emails. Is such an infrequently triggering rule worth having a dedicated DNS based lookup system? It's *much* more sensible to just push out the changes with sa-update. -- Mike Cardwell: UK based IT Consultant, LAMP developer, Linux admin Cardwell

Re: Whitelist on List-ID

2010-01-22 Thread Mike Cardwell
f SPF/DKIM are available, you're better off using them than "whitelist_from" or even "whitelist_from_rcvd". Personally I use this to whitelist all Apache mailing lists, including the SpamAssassin one: whitelist_from_spf *...@*.apache.org -- Mike Cardwell: UK

Re: Whitelist on List-ID

2010-01-23 Thread Mike Cardwell
se lines meet your user-friendliness criteria? If your mail server has address book functionality, then you can use that as a whitelist. I wrote an application for doing it with CommuniGate Pro: https://secure.grepular.com/CommuniGate_Pro_Contact_Folders_as_a_Whitelist_Source_for_Exim I also

Re: [Sare-users] painting everybody in Taiwan with the same brush

2010-01-28 Thread Mike Cardwell
u're using but if it's "Exim" and you ask on the Exim users mailing list, I'll help you there. -- Mike Cardwell: UK based IT Consultant, Perl developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog -

Re: How should this tricky spam be filtered?

2010-01-30 Thread Mike Cardwell
ore=-0.7 required=4.0 tests=BAYES_20 > autolearn=ham version=3.2.5-gr2". > > Hopefully a valid question here... By forwarding the email the way you have, your email client has stripped out most of the useful header information. Try pasting the message including the full set of head

Re: How should this tricky spam be filtered?

2010-01-30 Thread Mike Cardwell
"text/plain" copy of the original content uploaded. There are a bunch of referer restrictions in order to prevent content being uploaded and then linked to from spam, which is why the wget failed. I have removed referer checks for user agents matching /wget|lwp|lynx|links|python/i -

Re: Hostkarma whitelist FP

2010-02-01 Thread Mike Cardwell
hich "never send spam". -- Mike Cardwell: UK based IT Consultant, Perl developer, Linux admin Cardwell IT Ltd. : UK Company - http://cardwellit.com/ #06920226 Technical Blog : Tech Blog - https://secure.grepular.com/ Spamalyser : Spam Tool - http://spamalyser.com/

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