Re: [SLUG] Spamassassin effectiveness

2007-01-20 Thread James Gray
On 18/01/2007, at 10:18 AM, Phil Scarratt wrote: Rev Simon Rumble wrote: This one time, at band camp, Scott Ragen wrote: IMHO its better for a sender to get "Your Mail has been rejected due to suspected spam", then the email getting lost in the spam box never to be seen. Except that they d

RE: [SLUG] Spamassassin effectiveness

2007-01-20 Thread Christopher Martin
> -Original Message- > > If you don't see any ham with a score above 5, why not set your reject to > score of 5 or 6? > IMHO its better for a sender to get "Your Mail has been rejected due to > suspected spam", then the email getting lost in the spam box never to be > seen. > > Cheers,

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Glen Turner
Alex Samad wrote: > I thought I had read where this was bad, sending spam through the filter > multiple times. You can regard it as bad as running through spam it has seen before is ignored and doesn't train SA any further. So in that sense it's a waste. But in the case of wanting a cron job to

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Alex Samad
On Thu, Jan 18, 2007 at 11:52:58AM +1100, Sonia Hamilton wrote: > * On Thu, Jan 18, 2007 at 10:39:03AM +1100, Dean Hamstead wrote: > > Whatever suits your needs *shrug*, you have the flexibility > > to do things in a way that suits you. > > > > rather than deleting them all, you could just auto de

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Alex Samad
On Thu, Jan 18, 2007 at 10:02:44AM +1030, Glen Turner wrote: > Dean Hamstead wrote: > > > in the case of imap email retrieval its even easier, just > > make 'Junk' folders for everyone, the routinely scan and clear > > them. > > No need to clear them, sa-learn ignores messages it has seen > befor

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Alex Samad
On Thu, Jan 18, 2007 at 10:18:30AM +1100, Phil Scarratt wrote: > Rev Simon Rumble wrote: > >This one time, at band camp, Scott Ragen wrote: > > > >>IMHO its better for a sender to get "Your Mail has been rejected due to > >>suspected spam", then the email getting lost in the spam box never to be

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Matthew Hannigan
On Thu, Jan 18, 2007 at 10:18:30AM +1100, Phil Scarratt wrote: > Rev Simon Rumble wrote: > >This one time, at band camp, Scott Ragen wrote: > > > >>IMHO its better for a sender to get "Your Mail has been rejected due to > >>suspected spam", then the email getting lost in the spam box never to be

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Phil Scarratt
Scott Ragen wrote: That is unlikely, as spam programs will not bother creating a bounce message for the originating sender, it would just be a waste of its time. That's assuming all spammers are using spam programs with built in MTA Fil -- SLUG - Sydney Linux User's Group Mailing List - http:/

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
[EMAIL PROTECTED] wrote on 18/01/2007 11:49:54 AM: > This one time, at band camp, Scott Ragen wrote: > > > Wheres the spam bounce? > > A spammer uses an open relay to deliver his spams. Hey presto, spam > bounces. > As mentioned in the previous email, the same thing would happen if the recei

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Sonia Hamilton
* On Thu, Jan 18, 2007 at 10:39:03AM +1100, Dean Hamstead wrote: > Whatever suits your needs *shrug*, you have the flexibility > to do things in a way that suits you. > > rather than deleting them all, you could just auto delete > emails over a certain age (expire might be a good word). > > with

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
[EMAIL PROTECTED] wrote on 18/01/2007 11:25:39 AM: > > About half my junk mail is rejected spam originating from some b*** who > stole my identity. The "originator" and the "user" are not the same and I > don't even want to see these rejections. Fortunately my filters catch most > of these b

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Rev Simon Rumble
This one time, at band camp, Scott Ragen wrote: > Wheres the spam bounce? A spammer uses an open relay to deliver his spams. Hey presto, spam bounces. -- Rev Simon Rumble <[EMAIL PROTECTED]> www.rumble.net "A conservative is a man who believes that nothing should be done for the first ti

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
> True it won't get caught in the trap, but in some cases this would > generate more spam for the "sender" still. There are not that many end > users who interact at the MTA level. The rejecting MTA refuses to accept > the mail and tells the sending MTA so, the sending MTA then generates a > r

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Jan Newmarch
Scott Ragen wrote: Phil Scarratt wrote: And then people start getting bounced messages for emails they didn't even send (faked from address) which adds to the spam. IMHO spam should not be bounced. Not bounced, rejected. This means the sending mta sends the rejected email back to the user, s

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Phil Scarratt
Scott Ragen wrote: [EMAIL PROTECTED] wrote on 18/01/2007 10:18:30 AM: And then people start getting bounced messages for emails they didn't even send (faked from address) which adds to the spam. IMHO spam should not be bounced. Not bounced, rejected. This means the sending mta sends the rejec

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Dean Hamstead
Whatever suits your needs *shrug*, you have the flexibility to do things in a way that suits you. rather than deleting them all, you could just auto delete emails over a certain age (expire might be a good word). with mbox this would be interesting, with Maildir very simple. Dean Glen Turner w

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
Apologies for my sig at the top of the email, I missed it when removing the cruft at the top of my reply, my reply is at the bottom of the previous email. Cheers, Scott [EMAIL PROTECTED] wrote on 18/01/2007 10:28:52 AM: > The major difference between a thing that might go wrong and a thing t

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Glen Turner
Dean Hamstead wrote: > in the case of imap email retrieval its even easier, just > make 'Junk' folders for everyone, the routinely scan and clear > them. No need to clear them, sa-learn ignores messages it has seen before so just send the whole Junk folder through each time. Then it's up to the

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
The major difference between a thing that might go wrong and a thing that cannot possibly go wrong is that when a thing that cannot possibly go wrong goes wrong it usually turns out to be impossible to get at or repair. -- Douglas Adams [EMAIL PROTECTED] wrote on 18/01/2007 10:18:30 AM: > Rev

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Phil Scarratt
Rev Simon Rumble wrote: This one time, at band camp, Scott Ragen wrote: IMHO its better for a sender to get "Your Mail has been rejected due to suspected spam", then the email getting lost in the spam box never to be seen. Except that they don't get that message. Instead they get a long, c

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Rev Simon Rumble
This one time, at band camp, Scott Ragen wrote: > IMHO its better for a sender to get "Your Mail has been rejected due to > suspected spam", then the email getting lost in the spam box never to be > seen. Except that they don't get that message. Instead they get a long, cryptic bounce message

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Scott Ragen
[EMAIL PROTECTED] wrote on 18/01/2007 07:11:47 AM: > > Hi folks, >I'm currently seeing around half the incoming emails rejected at > SMTP conversation time (hurray), with spam scores averaging 21 or so. > (I play it fairly safe, only scores above 20 get rejected) > > The ones that get throug

Re: [SLUG] Spamassassin effectiveness

2007-01-17 Thread Dean Hamstead
Here are some thoughts from my own email server, we use exim to make these rules, spamassassin comes last. firstly look for banned 'helo' hosts. ie, 'localhost' '127.0.0.1' 'my.hostname' (as in the hostname of the box) this rule doesn't stop spam, but it has a measurable impact and doesnt invol