Re: how to protect against directory attack?

2010-06-22 Thread Victoriano Giralt
-BEGIN PGP SIGNED MESSAGE- Hash: RIPEMD160 On 22/6/10 0:01, mouss wrote: motty.cruz a écrit : Hello all, What is the best way to protect against directory attack? [snip] how about: don't care? # postlog.pl Recipient unknown..: 58.35 % ... it's been so

Re: how to protect against directory attack?

2010-06-22 Thread Charles Marcus
On 2010-06-22 2:18 AM, Victoriano Giralt wrote: If you manage to cut them before they hit any real address you avoid crud entering your user's mailboxes. It's called recipient validation, and if you aren't doing it, you're doing it wrong. We have a testing list with a funny familiar Spanish

Re: how to protect against directory attack?

2010-06-22 Thread Victoriano Giralt
-BEGIN PGP SIGNED MESSAGE- Hash: RIPEMD160 On 22/6/10 12:54, Charles Marcus wrote: On 2010-06-22 2:18 AM, Victoriano Giralt wrote: If you manage to cut them before they hit any real address you avoid crud entering your user's mailboxes. It's called recipient validation, and if you

Re: how to protect against directory attack?

2010-06-22 Thread Charles Marcus
On 2010-06-22 8:47 AM, Victoriano Giralt wrote: On 22/6/10 12:54, Charles Marcus wrote: On 2010-06-22 2:18 AM, Victoriano Giralt wrote: If you manage to cut them before they hit any real address you avoid crud entering your user's mailboxes. We DO recipient validation. I'm talking about

Re: how to protect against directory attack?

2010-06-22 Thread Victoriano Giralt
-BEGIN PGP SIGNED MESSAGE- Hash: RIPEMD160 On 22/6/10 16:47, Charles Marcus wrote: We DO recipient validation. I'm talking about cutting off the client before they hit a good one. The point I was making is that if you use something like fail2ban that detect an IP address that is doing

Re: how to protect against directory attack?

2010-06-22 Thread mouss
Victoriano Giralt a écrit : On 22/6/10 12:54, Charles Marcus wrote: On 2010-06-22 2:18 AM, Victoriano Giralt wrote: If you manage to cut them before they hit any real address you avoid crud entering your user's mailboxes. It's called recipient validation, and if you aren't doing it, you're

how to protect against directory attack?

2010-06-21 Thread motty.cruz
Hello all, What is the best way to protect against directory attack? Below is my log file and postconf -n! Thanks in advance! Jun 21 12:39:06 machine1 postfix/smtpd[72653]: lost connection after RCPT from unknown[178.122.29.134] Jun 21 12:39:06 machine1 postfix/smtpd[72653]: disconnect from

Re: how to protect against directory attack?

2010-06-21 Thread Mauricio Tavares
On Mon, Jun 21, 2010 at 3:59 PM, motty.cruz motty.c...@gmail.com wrote: Hello all, What is the best way to protect against directory attack? Below is my log file and postconf -n! Thanks in advance! Jun 21 12:39:06 machine1 postfix/smtpd[72653]: lost connection after RCPT from

Re: how to protect against directory attack?

2010-06-21 Thread Brian Evans - Postfix List
On 6/21/2010 3:59 PM, motty.cruz wrote: Hello all, What is the best way to protect against directory attack? Below is my log file and postconf -n! Thanks in advance! Jun 21 12:39:06 machine1 postfix/smtpd[72653]: lost connection after RCPT from unknown[178.122.29.134] Jun 21 12:39:06 machine1

Re: how to protect against directory attack?

2010-06-21 Thread mouss
motty.cruz a écrit : Hello all, What is the best way to protect against directory attack? [snip] how about: don't care? # postlog.pl Recipient unknown..: 58.35 % ... it's been so since a long time and the world didn't collapse here.

RE: how to protect against directory attack?

2010-06-21 Thread motty.cruz
...@postfix.org] On Behalf Of mouss Sent: Monday, June 21, 2010 3:02 PM To: postfix-users@postfix.org Subject: Re: how to protect against directory attack? motty.cruz a écrit : Hello all, What is the best way to protect against directory attack? [snip] how about: don't care? # postlog.pl