RE: [SAtalk] SA and Microsoft Mail Internet Headers

2003-11-17 Thread Giles Coochey
Hmm.. Well I'm using Microsoft Exchange 2000 and all internet emails have their full complement of Internet Headers. Are you trying to check for spam on non-SMTP emails? -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Fritz Mesedilla Sent: 17 November 200

RE: [SAtalk] Test Suggestion

2003-11-17 Thread Giles Coochey
Or perhaps you can use the existing HTML_FONT_INVISIBLE rule? -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Matthew Sent: 15 November 2003 22:37 To: [EMAIL PROTECTED] Subject: [SAtalk] Test Suggestion HTML_FONT_COLOR_WHITE I've noticed that some spamm

RE: [SAtalk] sa-learn via email

2003-11-06 Thread Giles Coochey
As has been discussed previously, when forwarding an email within most MUAs you lose a lot of the header information of the original email, and you will also teach bayes that spam looks like the headers that are produced by your MUA. This happens to be a pretty bad idea. I've been wondering about

RE: [SAtalk] outlook corpus?

2003-10-30 Thread Giles Coochey
Don't worry about the fact that the spam messages are attachements of the report (and that the attachment has no headers). Sa-learn will realise this and strip it out. - at least that's what I've been told, and bayes is working like a treat for me- with a spam corpus of 3300 messages using libpst a

RE: [SAtalk] Bayes spam-ham or ham-spam ratios

2003-10-30 Thread Giles Coochey
Your bayes_auto_learn_threshold_nonspam should be a LOT lower than 6. If you've actually been learning emails which score 5.9 as non-spam then you've most likely poisoned your bayes database, especially with 2.55 as many spams are now being proliferated to deliberately score less than 5 with SA2.5

RE: [SAtalk] Newbie

2003-10-27 Thread Giles Coochey
Those emails are Viruses, not Spam - why not get some Anti Virus Software? -Original Message- From: Howard Brazee [mailto:[EMAIL PROTECTED] Sent: 27 October 2003 14:08 To: [EMAIL PROTECTED] Subject: [SAtalk] Newbie My e-mail provider uses Spam Assassin. Lately I have been getting abo

RE: [SAtalk] Scoring of 5.0 means spam. ist possible to drop mails with a scoring of i.e. 15?

2003-10-21 Thread Giles Coochey
I use spam assassin milter for Sendmail. It has a "-r" option to reject emails with a score higher than a certain threshold. I set mine to 25. I believe the high scoring spam gets rejected with a 550 error or similar. -Original Message- From: Vittorio Muth [mailto:[EMAIL PROTECTED] Sent

RE: [SAtalk] unblacklist_from not working

2003-09-18 Thread Giles Coochey
How Xenophobic!! -Original Message- From: HighTechGlass [mailto:[EMAIL PROTECTED] Sent: 17 September 2003 07:05 To: [EMAIL PROTECTED] Subject: [SAtalk] unblacklist_from not working I wanted to block all foreign domains, since all of it is spam, and SAProxy missed some of it. # Block a

RE: [SAtalk] Re: The Verisign folly

2003-09-17 Thread Giles Coochey
Don't do that! gate# host sitefinder.verisign.com sitefinder.verisign.com has address 12.158.80.10 The chase has begun!! -Original Message- From: Ian Southam [mailto:[EMAIL PROTECTED] Sent: 17 September 2003 09:22 To: Steve Thomas Cc: Rich Puhek; Lance A. Brown; [EMAIL PROTECTED] Subject

RE: [SAtalk] The Verisign folly

2003-09-16 Thread Giles Coochey
Interesting Link: http://www.iab.org/Documents/icann-vgrs-response.html smime.p7s Description: S/MIME cryptographic signature

RE: [SAtalk] The Verisign folly

2003-09-16 Thread Giles Coochey
I think they're already looking into it: -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: 16 September 2003 14:32 To: [EMAIL PROTECTED] Subject: Re: [SAtalk] The Verisign folly This is an appalling unilateral abuse of VeriSign's power. Forget about the neg

RE: [SAtalk] [newbie]systemwide bayes and files

2003-08-18 Thread Giles Coochey
This in your local cf Local.cf: bayes_file_mode 0770 bayes_path /path/to/bayes Ensure that your bayes files are owned by dupond and that they are in a group which contains the user id that you wish to run sa-learn as. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED

RE: [SAtalk] Updated list of spam

2003-08-14 Thread Giles Coochey
Unlike systems like snort IDS, where the rule set are updated quite frequently compared to the actual detection engine, detecting spam is based on statistical analysis. It isn't a particularly good idea to incorporate other people's rules blindly into your own rule set, at least not before checking

RE: [SAtalk] sudden roll of FNs

2003-08-14 Thread Giles Coochey
You've probably whitelisted [EMAIL PROTECTED] as all these emails were sent with a forged From same as the recipient. Nearly all of those emails scored high scores with my setup. Thanks Giles -Original Message- From: Hannu Liljemark [mailto:[EMAIL PROTECTED] Sent: 11 August 2003 11:58 T

RE: [SAtalk] general question

2003-08-09 Thread Giles Coochey
1. Messages marked as SPAM will have the following header (or similar): X-Spam-Checker-Version: SpamAssassin 2.55 (1.174.2.19-2003-05-19-exp) That should identify the version for you. Note only messages that score will have this header. 2. By default spamassassin makes no changes to the subject

RE: [SAtalk] Bayes Spam Filtering

2003-08-09 Thread Giles Coochey
Dave, In my system local.cf file I have: bayes_file_mode 0770 Bayes_path /etc/mail/spamassassin/bayes I have no local users, the server is simply a smart host for all inbound/outbound email, spamd runs as user nobody. You can get more information about these options here: http://www.spamassassi

RE: [SAtalk] spam

2003-08-01 Thread Giles Coochey
You could try reporting the message to Razor2 using the "pamassassin -r" feature. Then hopefully, if enough people do this, the message will be flagged ass being in the Razor database. You'll also be helping us all to reduce the false negative rate. Note though: that sa does not do this automatic

[SAtalk] sa-learn suddenly failing

2003-07-29 Thread Giles Coochey
Title: sa-learn suddenly failing Whenever I run sa-learn now I get the message: Cannot open bayes_path $HOME/.spamassassin/bayes R/O: Cannot open bayes_path $HOME/.spamassassin/bayes R/W: File exists The $HOME is my home folder, actually given in the output. This is with spamassassin 2.55,

RE: [SAtalk] sa-learn question

2003-07-25 Thread Giles Coochey
here: http://sourceforge.net/projects/ol2mbox Thanks Giles Coochey -Original Message- From: ian douglas [mailto:[EMAIL PROTECTED] Sent: 25 July 2003 03:07 To: [EMAIL PROTECTED] Subject: [SAtalk] sa-learn question I've been lurking about reading up on training ham mailboxes but don't gener

RE: [SAtalk] Setup for Site-wide Bayesian DB?

2003-07-24 Thread Giles Coochey
I have the following lines in my local.cf: Bayes_file_mode 0770 Bayes_path /etc/mail/spamassassin/bayes The files are owned by nobody and group root. I'm using spamc/spamd, through sendmail milter, which runs as nobody and I do manual learning as root every so often when I have enough examples of

[SAtalk] sa-learn

2003-07-22 Thread Giles Coochey
ached message? (Hard to do when you have Outlook on the client side!!!) I had a look through the Archives and found Daniel Carrera recently asked the same question, but without a reply. Shouldn't this be in the FAQ? Thanks Giles Coochey System Administrator Mirada Solutions Ltd Oxford