Carlos E. R. wrote:
On Tuesday, 2018-01-09 at 14:27 +0100, Per Jessen wrote:
Carlos E. R. wrote:
However, I wonder if requiring some auth even for local clients would have helped :-?
Local clients most often just the sendmail wrapper, so not much authentication there.
Right...
And being "localhost" there are no checkings on smtp either, but that one can be changed.
I wonder then if what uses sendmail can be confined. Apparmour, perhaps?
On a machine that only occasionally sends email, I think I would implement some rate-limiting in postfix - one email per minute, for instance. -- Per Jessen, Zürich (6.4°C) http://www.hostsuisse.com/ - dedicated server rental in Switzerland. -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org