My mail server flagged spam!

2010-10-20 Thread Marwan Sultan
Hello list.. Well! im kinda lost here.. I have like 8 domains hosted in my server. FreeBSD 7.2R, sendmail, openwebmail, spamassassin, milter all installed. I have few customers complaining that thier emails (the domain they send from) to hotmail/yahoo..etc.. flagged as spam! i have

Re: My mail server flagged spam!

2010-10-20 Thread Chuck Swiger
) to hotmail/yahoo..etc.. flagged as spam! i have googled and found most of problems about forward, reverse DNS. for me PTR, reverse DNS matchs the domain name. all the 8 domains matchs reverse, PTR. Since you didn't provide an example DSN or even anonymized logs of a bounce, we can't

Re: My mail server flagged spam!

2010-10-20 Thread Matthew Seaman
On 21/10/2010 01:10, Marwan Sultan wrote: if I check that domain in mxtoolbox.com it complains Warning - Reverse DNS does not match SMTP Banner could it be the SMTP banner flagging the mail as spam? This is certainly possible. It would add spam points on my servers. The address

Issues with FlowCleaner on a spam server.

2010-10-06 Thread perikillo
Hi my friends I have a big issue that I still cannot track what is causing that my server stop working. I have a spam gateway running: spamassassin clamavis amavis apache+mailgraph postfix bacula client apcupsd client My server is running freebsd 8.0-p2 AMD64. Raid-1. Copyright (c) 1992-2009

Re: Issues with FlowCleaner on a spam server.

2010-10-06 Thread Bas Smeelen
On 10/06/2010 09:40 AM, perikillo wrote: Hi my friends I have a big issue that I still cannot track what is causing that my server stop working. may be this bug? http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/146792 a fix is also in the report I have a spam gateway running: spamassassin

Re: Issues with FlowCleaner on a spam server.

2010-10-06 Thread perikillo
is also in the report I have a spam gateway running: spamassassin clamavis amavis apache+mailgraph postfix bacula client apcupsd client My server is running freebsd 8.0-p2 AMD64. Raid-1. Copyright (c) 1992-2009 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991

RE: Anti virus, anti spam step guide.

2010-08-09 Thread Jorge Biquez
it. Otherwise instead of help that organization will be giving more problems besides the ones they have. I will try openwebmail. Thanks a lot. At 01:54 a.m. 08/08/2010, Marwan Sultan wrote: Hi.. For WebMail that has everything you want: www.opebwebmail.org For pop3 : qpopper For Spam: SpamAssassin

RE: Anti virus, anti spam step guide.

2010-08-08 Thread Marwan Sultan
Hi.. For WebMail that has everything you want: www.opebwebmail.org For pop3 : qpopper For Spam: SpamAssassin Default sendmail is good. all the above is available from ports, I would recommend a manual install for openwebmail instead of ports so you can follow and know how things work

RE: Anti virus, anti spam step guide.

2010-08-08 Thread Marwan Sultan
Its www.openwebmail.org NOT opewebmail - typo :) If you need any help setting things up for your non-profit organization, let me know. Hi.. For WebMail that has everything you want: www.opebwebmail.org For pop3 : qpopper For Spam: SpamAssassin Default sendmail is good

Re: Anti virus, anti spam step guide.

2010-08-07 Thread Depo Catcher
Anti-virus, the only free one I know about is calm av. Should work on FreeBSD: http://www.clamav.net/lang/en/ and /usr/ports/security/clamav spamd is a black/white list spam filter. I also heard SpamAssassin is good, but can't find it in ports. For mail I like Courier-imap. It's imap

Anti virus, anti spam step guide.

2010-08-04 Thread Jorge Biquez
Hello all. I am looking documentation for implementing, the easiest way anti virus and anti spam configuration for non tech users and out of the box after installing FreeBSD (actually using 7.3 Release). I have been working with it for some years but I am not an expert at all. I need to help

Re: Anti virus, anti spam step guide.

2010-08-04 Thread David Kelly
On Aug 4, 2010, at 9:19 AM, Jorge Biquez wrote: Hello all. I am looking documentation for implementing, the easiest way anti virus and anti spam configuration for non tech users and out of the box after installing FreeBSD (actually using 7.3 Release). [snip] Do not edit a reply

{Spam?} Re: VLANs is this right?

2010-07-05 Thread Peter Boosten
On 5 jul 2010, at 18:16, Modulok wrote: Hopefully this doesn't get too garbled by various mail clients: Internet | FreeBSD router | (tagged frames) | switch || vlan1 vlan2 || hostAhostB Criteria: - HostA must never directly talk to HostB.

Sendmail and spam/antivirus

2010-06-22 Thread Jorge Biquez
Hello all. I have a small machine with Freebsd 7.3, it is running sendmail for a few email accounts. I'd like to implement, the easiest and most secure way to do it since machine is on a remote place where I have not access, I'd like to implement a spam filter and an antivirus. I installed

Fixing the spam from MPCUSTOMER.com

2010-06-10 Thread Robert Bonomi
of legislation known as CAN-SPAM. Their *forgery* of the From: line to show the address of the mailing-list is a clear violation of 15 USC 7704 (a) (1). What's even -more- fun, is that they are going to shoot themselves in the foot -- they will auto-ack *this* message, thereby establishing that they have

Re: Fixing the spam from MPCUSTOMER.com

2010-06-10 Thread Chip Camden
' -- They are in out-and-out violation of that mostly *useless* piece of legislation known as CAN-SPAM. Their *forgery* of the From: line to show the address of the mailing-list is a clear violation of 15 USC 7704 (a) (1). What's even -more- fun, is that they are going to shoot themselves

Re: [#24513755] spam from mpcustomer.com

2010-05-22 Thread Fbsd1
postmaster here is the whois info on mpcustomer.com as you can see there is a phone number to call. Why haven't you called to report this problem? Registration Service Provided By: UK2 Group Contact: hostmas...@westhost.com Visit: http://uk2group.com Domain name: mpcustomer.com Registrant

Re: Really simple spam trap - /dev/pf permissions?

2010-04-28 Thread Matthew Seaman
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 27/04/2010 20:31:06, John wrote: I have done a monkey-simple spam trap. It just so happens that I have a dozen or more user accounts that haven't been actually used in over five years and get dozens of spam hits every day. I had been just

Re: Really simple spam trap - /dev/pf permissions?

2010-04-28 Thread John
On Wed, Apr 28, 2010 at 07:59:45AM +0100, Matthew Seaman wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 27/04/2010 20:31:06, John wrote: I have done a monkey-simple spam trap. It just so happens that I have a dozen or more user accounts that haven't been actually used in over

Re: Really simple spam trap - /dev/pf permissions?

2010-04-28 Thread John
On Wed, Apr 28, 2010 at 12:00:27PM -0500, John wrote: On Wed, Apr 28, 2010 at 07:59:45AM +0100, Matthew Seaman wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 27/04/2010 20:31:06, John wrote: I have done a monkey-simple spam trap. It just so happens that I have a dozen

Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread John
I have done a monkey-simple spam trap. It just so happens that I have a dozen or more user accounts that haven't been actually used in over five years and get dozens of spam hits every day. I had been just sending them all to /dev/null with a sendmail alias. It seems to me

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread Randal L. Schwartz
of schemes over the years for spamfighting. A lot of spam is sourced inside corporate or educational choke points, meaning that a spam message from inside a company would block all remaining mail from that company. So, for this to work, you really need to time out your blocks no more than an hour

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread Vincent Hoffman
On 27/04/2010 20:31, John wrote: This seems to be working pretty well, and I'll eventually take the print statement out, but I'm not sure why I had to make /dev/pf public read/write in order to get the pfctl command to work. What is the best solution to be able to add to my spammers table in

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread John
On Tue, Apr 27, 2010 at 08:46:41PM +0100, Vincent Hoffman wrote: On 27/04/2010 20:31, John wrote: This seems to be working pretty well, and I'll eventually take the print statement out, but I'm not sure why I had to make /dev/pf public read/write in order to get the pfctl command to work.

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread John
.) You'll have a lot of collateral damage. I've worked with a lot of schemes over the years for spamfighting. A lot of spam is sourced inside corporate or educational choke points, meaning that a spam message from inside a company would block all remaining mail from that company. So

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread John
.) You'll have a lot of collateral damage. I've worked with a lot of schemes over the years for spamfighting. A lot of spam is sourced inside corporate or educational choke points, meaning that a spam message from inside a company would block all remaining mail from that company. So

Re: Really simple spam trap - /dev/pf permissions?

2010-04-27 Thread Randal L. Schwartz
John == John j...@starfire.mn.org writes: John Grr. I just expired the first address, at four hours old, and John IMMEDIATELY got a bunch Pfizer spams that were just delayed... John This is certainly not an easy nut to crack. If it were easy, they wouldn't need entire teams of people at

Re: denying spam hosts ssh access - good idea?

2010-01-13 Thread Anton Shterenlikht
On Tue, Jan 12, 2010 at 11:36:11PM +0100, Erik Norgaard wrote: Anton Shterenlikht wrote: - why not let your firewall do the blocking? If your blocking is IP based that's the place to block. I'm already under the University firewall. Only port 22 is let through. But even that filles

Re: denying spam hosts ssh access - good idea?

2010-01-12 Thread Erik Norgaard
Anton Shterenlikht wrote: I'm thinking of denying ssh access to host from which I get brute force ssh attacks. This is a returning topic, search the archives. Anyway, the returning answer: - why not let your firewall do the blocking? If your blocking is IP based that's the place to block.

Re: denying spam hosts ssh access - good idea?

2010-01-12 Thread Anton Shterenlikht
On Tue, Jan 12, 2010 at 10:42:06AM +0100, Erik Norgaard wrote: Anton Shterenlikht wrote: I'm thinking of denying ssh access to host from which I get brute force ssh attacks. This is a returning topic, search the archives. Anyway, the returning answer: - why not let your firewall do

Re: denying spam hosts ssh access - good idea?

2010-01-12 Thread Erik Norgaard
Anton Shterenlikht wrote: - why not let your firewall do the blocking? If your blocking is IP based that's the place to block. I'm already under the University firewall. Only port 22 is let through. But even that filles my logs. What I meant was that if you want to block IPs or ranges of

denying spam hosts ssh access - good idea?

2010-01-11 Thread Anton Shterenlikht
I'm thinking of denying ssh access to host from which I get brute force ssh attacks. HOwever, I see in /etc/hosts.allow: # Wrapping sshd(8) is not normally a good idea, but if you # need to do it, here's how #sshd : .evil.cracker.example.com : deny Why is it not a good idea? Also, apparently

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread David Southwell
I'm thinking of denying ssh access to host from which I get brute force ssh attacks. HOwever, I see in /etc/hosts.allow: # Wrapping sshd(8) is not normally a good idea, but if you # need to do it, here's how #sshd : .evil.cracker.example.com : deny Why is it not a good idea? Also,

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Kaya Saman
David Southwell wrote: I'm thinking of denying ssh access to host from which I get brute force ssh attacks. HOwever, I see in /etc/hosts.allow: # Wrapping sshd(8) is not normally a good idea, but if you # need to do it, here's how #sshd : .evil.cracker.example.com : deny Why is it not a good

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Tim Judd
allow ssh connections from IPs I know, preferably static IPs. Given that there are more than one general blacklists out there that list unwanted behavior, and that we have ports that make use of these lists, I wonder if we can use a list (in this case, for spam) effective for blocking ssh connections

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Anton Shterenlikht
wonder if we can use a list (in this case, for spam) effective for blocking ssh connections. This means: install spamd setup pf (requirement for spamd, it is built by OpenBSD after all) in the pf rules, block *ANYTHING* coming from the blacklisted IPs I don't know how effective

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Matthew Seaman
. Given that there are more than one general blacklists out there that list unwanted behavior, and that we have ports that make use of these lists, I wonder if we can use a list (in this case, for spam) effective for blocking ssh connections. This means: install spamd setup pf (requirement

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Matthew Seaman
rules. (Most spam-bots don't, of course.) Otherwise, you'ld get the remote side retrying the message several times an hour over the next 5 days before it timed out and gave up. Also, apparently in older ssh there was DenyHosts option, but no longer in the current version. Is there a replacement

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Anton Shterenlikht
side will then immediately give up trying to send the message if it's playing by the RFC rules. (Most spam-bots don't, of course.) Otherwise, you'ld get the remote side retrying the message several times an hour over the next 5 days before it timed out and gave up. Also, apparently

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Lowell Gilbert
Anton Shterenlikht me...@bristol.ac.uk writes: I'm very grateful for all advice, but I'm still unsure why denying ssh access to a particular host via /etc/hosts.allow is a bad idea. As far as I recall, the reason the warning was added to the manual was that it's fairly heavy on resources to

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Samuel Martín Moro
up trying to send the message if it's playing by the RFC rules. (Most spam-bots don't, of course.) Otherwise, you'ld get the remote side retrying the message several times an hour over the next 5 days before it timed out and gave up. Also, apparently in older ssh there was DenyHosts

Re: denying spam hosts ssh access - good idea?

2010-01-11 Thread Ben Schumacher
On Mon, Jan 11, 2010 at 7:01 AM, Anton Shterenlikht me...@bristol.ac.uk wrote: I'm thinking of denying ssh access to host from which I get brute force ssh attacks. HOwever, I see in /etc/hosts.allow: # Wrapping sshd(8) is not normally a good idea, but if you # need to do it, here's how

Re: [SPAM] FreeBSD 7.2 ia64

2009-11-04 Thread ill...@gmail.com
2009/10/30 Matt Szubrycht ma...@bmihosting.com: That's not normal... but then, what is these days? You probably saved some webpage instead of the actual iso (or whatever other format you were trying for) As old video games used to say: 'Try again?' Cheers, Matt On Oct 30, 2009, at 3:09

Re: [SPAM] FreeBSD 7.2 ia64

2009-11-03 Thread Matt Szubrycht
That's not normal... but then, what is these days? You probably saved some webpage instead of the actual iso (or whatever other format you were trying for) As old video games used to say: 'Try again?' Cheers, Matt On Oct 30, 2009, at 3:09 PM, Clayton Wilhelm da Rosa wrote: Hi my name is

Re: [?? Probable Spam] Re: Network card Intel and 802.1P tag

2009-08-05 Thread Andrey O.Sokolov
У Ср, 2009-08-05 у 20:41 +0300, Nikos Vassiliadis пише: Is the vlan hardware processing enabled? How I can enable this processing? ifconfig em0 vlanhwtag enables vlan processing in hw ifconfig em0 -vlanhwtag disables vlan processing in hw Maybe one these will work correctly without

Re: [?? Probable Spam] Re: Network card Intel and 802.1P tag

2009-08-05 Thread Nikos Vassiliadis
Andrey O.Sokolov wrote: I tried both variant on both NIC - fxp and em The result doesn't change ;( You should post to net@ and maybe the maintainer will help you. Include pciconf. Perhaps off topic, but why are you interested in priority tags, since FreeBSD will silently ignore them? I

Interesting tool (was SPAM: Re: Newsletter 4 - Abris de jardin et portails)

2009-07-18 Thread Matthias Apitz
ingénieur spécialiste en motorisation,[IMG] cette avancée technique vient renforcer l'offre produits de l'entreprise bretonne. L'objectif est à la fois ... Ofcourse this message was SPAM (and I can't even read it because I don't speek

Spam from your domain

2009-04-23 Thread Roberto
Hello. I'm receiving a lot of spam e-mails that links to your domain like to different pages like: http://11.a21a15.free-bsd.org/6f8n1jb6n97.html and many others. Can you stop this ? They sends mail to me through my website. Please answer me. Thanks, Roberto

Re: Spam from your domain

2009-04-23 Thread Glen Barber
On Thu, Apr 23, 2009 at 3:10 PM, Roberto jackal...@gmail.com wrote: Hello. I'm receiving a lot of spam e-mails that links to your domain like to different pages like: http://11.a21a15.free-bsd.org/6f8n1jb6n97.html and many others. Can you stop this ? They sends mail to me through my website

Re: Spam from your domain

2009-04-23 Thread Bill Moran
In response to Roberto jackal...@gmail.com: Hello. I'm receiving a lot of spam e-mails that links to your domain like to different pages like: http://11.a21a15.free-bsd.org/6f8n1jb6n97.html and many others. Can you stop this ? They sends mail to me through my website. Thanks for your email

Re: Out of Office AutoReply: [SPAM:##] Greater tool is easy to get AGJ81

2008-12-25 Thread Jerry
On Wed, 24 Dec 2008 13:22:27 -0800 Jason Irwin jir...@ohns.stanford.edu wrote: In accordance with the University Winter Closure schedule, I will be out of the office Friday, December 19th - Monday January 5th. I will check voice mail and email upon my return in January. Wonderful; another

Out of Office AutoReply: [SPAM:##] Greater tool is easy to get AGJ81

2008-12-24 Thread Jason Irwin
In accordance with the University Winter Closure schedule, I will be out of the office Friday, December 19th - Monday January 5th. I will check voice mail and email upon my return in January. ___ freebsd-questions@freebsd.org mailing list

RE: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Michael K. Smith - Adhost
The term coined for this type of mail is backscatter. There is no easy solution for this. The backscatter article on postfix.org, for example, caused our mail servers to start rejecting mail that was generated from PHP scripts and CGIs on our own systems, which makes no sense. The

Re: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Beech Rintoul
including kick off a script to block the offending IP. In my case I just dump it along with any spam to /dev/null. It works so well I had to bounce a couple of emails just to make sure it wasn't also grabbing mine. Nope, anything I bounce gets delivered. My backscatter is now virtually zero

RE: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Paul Schmehl
office that has 12 real estate agents behind a single IP, all with Outlook set to check mail sooner than now. :-) The best solution *by far* that I have found for spam (using Postfix) is mail/postfix-policyd-weight. It routinely rejects 50 to 70% of incoming mail with no false positives

Re: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Jeremy Chadwick
is blocked at the network layer. The usual complaint is from an remote office that has 12 real estate agents behind a single IP, all with Outlook set to check mail sooner than now. :-) The best solution *by far* that I have found for spam (using Postfix) is mail/postfix-policyd-weight

Re: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Paul Schmehl
--On Monday, October 20, 2008 10:11:36 -0700 Jeremy Chadwick [EMAIL PROTECTED] wrote: On Mon, Oct 20, 2008 at 11:16:31AM -0500, Paul Schmehl wrote: The best solution *by far* that I have found for spam (using Postfix) is mail/postfix-policyd-weight. It routinely rejects 50 to 70

Re: I've just found a new and interesting spam source - legitimatebounce messages

2008-10-20 Thread Peter Clark
Paul Schmehl wrote: --On Monday, October 20, 2008 10:11:36 -0700 Jeremy Chadwick [EMAIL PROTECTED] wrote: On Mon, Oct 20, 2008 at 11:16:31AM -0500, Paul Schmehl wrote: The best solution *by far* that I have found for spam (using Postfix) is mail/postfix-policyd-weight. It routinely rejects

I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. The end result is that I am getting the bounce messages. I'm sure

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Yury Michurin
: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. The end result is that I am getting the bounce messages. I'm sure that others

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Paul Schmehl
--On Thursday, October 16, 2008 09:01:02 -0500 [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Jeremy Chadwick
On Thu, Oct 16, 2008 at 09:01:02AM -0500, [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. The end

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Matthew Seaman
| email address in spam from multiple windows machines and ip addresses. | The end result is that I am getting the bounce messages. I'm sure that | others on this list have experienced the problem and maybe have a | solution that I don't have. | | The messages are allowed through my obspamd/pf

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Luke Dean
On Thu, 16 Oct 2008, Matthew Seaman wrote: Until the wonderful day that the entire internet abides by these rules[*], use of technologies like SPF and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Bill Campbell
On Thu, Oct 16, 2008, [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. The end result is that I am

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. The end result is that I am getting the bounce messages. I'm sure that others on this list have experienced the problem and maybe have a solution that I don't

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level at MX servers, so my expectation would be that it would exacerbate

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread RW
the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level at MX servers, so my expectation would be that it would exacerbate backscatter not improve

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Bill Campbell [EMAIL PROTECTED] escribió: On Thu, Oct 16, 2008, [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Luke Dean [EMAIL PROTECTED] escribió: On Thu, 16 Oct 2008, Matthew Seaman wrote: Until the wonderful day that the entire internet abides by these rules[*], use of technologies like SPF and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Matthew Seaman
and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level at MX servers, so my expectation would

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Jeremy Chadwick [EMAIL PROTECTED] escribió: On Thu, Oct 16, 2008 at 09:01:02AM -0500, [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread RW
On Thu, 16 Oct 2008 11:58:44 -0500 [EMAIL PROTECTED] wrote: RW [EMAIL PROTECTED] escribi__: Many people recommend SPF for backscatter, but I've yet to hear a cogent argument for why it helps beyond the very optimistic hope that spammers will check that their spam is spf compliant. I

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Chuck Swiger
On Oct 16, 2008, at 9:38 AM, RW wrote: SPF increases the probability of spam being rejected at the smtp level at MX servers, so my expectation would be that it would exacerbate backscatter not improve it. The main problem resulting in backscatter happens when forged spam from

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Chuck Swiger [EMAIL PROTECTED] escribió: On Oct 16, 2008, at 9:38 AM, RW wrote: SPF increases the probability of spam being rejected at the smtp level at MX servers, so my expectation would be that it would exacerbate backscatter not improve it. The main problem resulting in backscatter

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
that their spam is spf compliant. I feel the same way and thanks for adding some humor to the situation. Actually that wasn't a joke, some people do cite that as the reason why SPF helps with backscatter, that spammers will leave your domain out of the mail from line if you publish SPF records for it. I

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Paul Schmehl [EMAIL PROTECTED] escribió: --On Thursday, October 16, 2008 09:01:02 -0500 [EMAIL PROTECTED] wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
by these rules[*], use of technologies like SPF and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Jeremy Chadwick
and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level at MX servers, so my

I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Edwin Groothuis
In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. When this happens I enable the move all messages from mailer-daemon to /dev

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
Edwin Groothuis [EMAIL PROTECTED] escribió: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. When this happens I enable

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread eculp
[*], use of technologies like SPF and DKIM can discourage but not entirely prevent the spammers from joe-jobbing you. I just started getting these bouncebacks en masse this week. My mail provider publishes SPF records. SPF increases the probability of spam being rejected at the smtp level

Re: I've just found a new and interesting spam source - legitimate bounce messages

2008-10-16 Thread Frank Shute
On Fri, Oct 17, 2008 at 09:59:17AM +1100, Edwin Groothuis wrote: In the last hour, I've received over 200 legitimate bounce messages from email services as a result of someone having used or worse is using my email address in spam from multiple windows machines and ip addresses. When

Re: {Spam?} Re: Virtual machines hosted on FreeBSD 7

2008-09-08 Thread Derek Ragona
At 10:37 PM 9/8/2008, Michael wrote: Derek Ragona wrote: I have a FreeBSD 7 release I wanted to use as a host for virtual machines. What software is anyone else using to host virtual machines under FreeBSD? I'd just like to here what has worked, or what has not worked. I find it easier

Spam sent to me from my own mail server ?

2008-08-27 Thread Peter Ulrich Kruppa
Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). 1) How is this possible? 2) What can I or do I have to do against it? I am running a quite plain sendmail setup from

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Jason C. Wells
Peter Ulrich Kruppa wrote: Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). 1) How is this possible? 2) What can I or do I have to do against it? I am running

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Steve Bertrand
Peter Ulrich Kruppa wrote: Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). How have you identified that they are actually being delivered by your server itself

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Wayne Sierke
On Wed, 2008-08-27 at 11:40 -0400, Steve Bertrand wrote: Peter Ulrich Kruppa wrote: Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). How have you identified

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Peter Ulrich Kruppa
Steve Bertrand schrieb: Peter Ulrich Kruppa wrote: Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). How have you identified that they are actually being delivered

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Chuck Swiger
On Aug 27, 2008, at 7:38 AM, Peter Ulrich Kruppa wrote: for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). 1) How is this possible? Forging email headers is trivial. You can

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Matthew Seaman
Peter Ulrich Kruppa wrote: Steve Bertrand schrieb: Peter Ulrich Kruppa wrote: for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). The only way to tell for certain is to review

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Chris Pratt
Peter Ulrich Kruppa wrote: Hello, for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames some of them even with my own ([EMAIL PROTECTED]). Matthew's message beat me to the response but I had typed one. There are some great tools

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Peter Ulrich Kruppa
Sorry, I forgot to post to the list! Matthew Seaman schrieb: Peter Ulrich Kruppa wrote: Steve Bertrand schrieb: Peter Ulrich Kruppa wrote: for some time now I keep receiving spam mails from my own (small) mail server, some of them with faked usernames

Re: Spam sent to me from my own mail server ?

2008-08-27 Thread Matthew Seaman
Peter Ulrich Kruppa wrote: Matthew Seaman schrieb: If you're using sendmail as your MTA, then look at implementing the following features in your $(hostname).mc: Would that mean a file called /etc/mail/pukruppa.net.mc in my case? Since I get # hostname pukruppa.net or do I

{Disarmed} Re: {Spam?} {Disarmed} Re: Sendmail email delays

2008-08-17 Thread Derek Ragona
At 07:49 PM 8/15/2008, Tom Stuart wrote: I have tried doing the forwarding via /etc/mail/aliases and it worked identically as it was with the /root/.forward. The mail does go through but gets delayed 5+ minutes, however when I send mail interactively using mailx or mail commands the receiving

[Copfilter] Copy of quarantined email - *** SPAM *** [8.0/6.0] Re: local mirrors of ports and packages?

2008-07-30 Thread ipcop
On 30 Jul 2008 , [EMAIL PROTECTED] entreated about freebsd-questions Digest, Vol 226, Issue 6: Message: 26 Date: Tue, 29 Jul 2008 21:24:49 +0200 From: Coert Waagmeester [EMAIL PROTECTED] Subject: local mirrors of ports and packages? To: FreeBSD-questions freebsd-questions@freebsd.org Hi

Re: {Spam?} Re: SCSI RAID on FreeBSD 7.0, where is the array?

2008-07-30 Thread Derek Ragona
At 07:14 PM 7/30/2008, [EMAIL PROTECTED] wrote: Hi Derek, As mentioned in my post, I have configured the Adaptec BIOS (SCSIselect/HostRAID) to create a RAID0 array. The GENERIC Kernel natively-uses the 'ahd' adapter for this card,

Re: {Spam?} Re: SCSI RAID on FreeBSD 7.0, where is the array?

2008-07-30 Thread [EMAIL PROTECTED]
Thanks for the quick reply! I created the array in the Adaptec BIOS and confirmed it with an XP installer disk, which gave me the option to install to the array as I had named it. I have to apologise for not having the actual dmesg handy but identifies the disks much like the example

Re: {Spam?} Re: {Spam?} Re: SCSI RAID on FreeBSD 7.0, where is the array?

2008-07-30 Thread Derek Ragona
At 07:53 PM 7/30/2008, [EMAIL PROTECTED] wrote: Thanks for the quick reply! I created the array in the Adaptec BIOS and confirmed it with an XP installer disk, which gave me the option to install to the array as I had named it. I have to apologise for not having the actual dmesg handy but

Re: {Spam?} Re: Sendmail local LAN delivery

2008-07-27 Thread Derek Ragona
At 03:49 PM 7/27/2008, Bruno Joho wrote: Hi Derek thanks for the reply. My intention was to deliver the mails between the workstations on the LAN directly. Every Workstation on the LAN would have an appropriate cf file which forwards mails with a destination on the WAN - to the WAN-Smarthost,

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