Re: 2. Greylisting

[Greg Troxel <gdt%lexort.com@localhost>]

"Hauke Fath (SPG)" <hf%spg.tu-darmstadt.de@localhost> writes:

> On 2024-10-09 19:21, Greg A. Woods wrote:
>> I would recommend turning off greylisting, as an experiment, to see what
>> happens.  I've found it to be entirely counter-productive.  It hasn't
>> been useful for literally years now -- the spammers have long ago adapted.
>
> That is not the impression that my server log gives.
>
> There still appear to be enough hit-and-run mail bots about, which are
> effectively discouraged by greylisting.

I concur.  I'm using it, with custom rules about how long to wait for
what class of sender (RBLs), and it blocks a lot and rarely
significantly delays legit mail.