Using user_deny.db

Michael Sofka sofkam at
Tue Sep 19 11:31:37 EDT 2017

On 09/19/2017 10:28 AM, Ken Murchison wrote:
>> I believe that is it prior to authentication, based on my notes:
> user_deny.db is NOT checked prior to completion of LOGIN authentication, 
> although it probably could/should.  It works for POP3 USER/PASS because 
> user_deny.db is checked in the command processing loop, so it happens 
> between the USER and PASS commands.

Oh well.  I agree that it would be a useful check before login 
authentication takes place.

Meanwhile, any more comprehensive examples or documentation?

Thank You,

Michael D. Sofka               sofkam at
ITI Sr. Systems Programmer,   Email, TeX, Epistemology
Rensselaer Polytechnic Institute, Troy, NY.

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