Re: question re. sasl authentication - thanks and follow-up (lockouts?)

2013-03-03 Thread Miles Fidelman
Robert Schetterer wrote: Am 03.03.2013 13:52, schrieb Miles Fidelman: Folks, Thanks for your replies re. sasl authentication. In thinking about things, and looking at all the attacks on our mailer (repeated attempts to authenticate and send email), it occurs to me: Does the postfix smtpd prov

Re: question re. sasl authentication - thanks and follow-up (lockouts?)

2013-03-03 Thread Robert Schetterer
Am 03.03.2013 13:52, schrieb Miles Fidelman: > Folks, > > Thanks for your replies re. sasl authentication. In thinking about > things, and looking at all the attacks on our mailer (repeated attempts > to authenticate and send email), it occurs to me: > > Does the postfix smtpd provide any mechan

Re: question re. sasl authentication - thanks and follow-up (lockouts?)

2013-03-03 Thread Miles Fidelman
Folks, Thanks for your replies re. sasl authentication. In thinking about things, and looking at all the attacks on our mailer (repeated attempts to authenticate and send email), it occurs to me: Does the postfix smtpd provide any mechanisms for locking out IP/username combinations that rep

RE: question re. sasl authentication

2013-03-03 Thread Bart J. Smit
ostfix.org] On Behalf Of Patrick Ben Koetter Sent: 03 March 2013 08:13 To: postfix-users@postfix.org Subject: Re: question re. sasl authentication * Miles Fidelman : > Hi Folks, > > I just had a users' password compromised - with the result that a > bunch of spam was sent thro

Re: question re. sasl authentication

2013-03-03 Thread Patrick Ben Koetter
* Miles Fidelman : > Hi Folks, > > I just had a users' password compromised - with the result that a > bunch of spam was sent through her account. (Fixed by changing her > password.) > > But, in the process, I had to learn a lot about how Postfix wires > together with Cyrus SASL, and that in tur

question re. sasl authentication

2013-03-02 Thread Miles Fidelman
Hi Folks, I just had a users' password compromised - with the result that a bunch of spam was sent through her account. (Fixed by changing her password.) But, in the process, I had to learn a lot about how Postfix wires together with Cyrus SASL, and that in turn with PAM. I discovered some