[GLLUG] Default alias for unknown users?

[Martin A. Brooks]

On Wed, November 26, 2014 20:17, Chris Bell wrote:
> Hello,
>    I have several aliases set up in /etc/aliases, but is it possible to
> create a default alias for otherwise unknown user names to a defined
> destination? Putting
>
> *: destination
>
> at the end of the file does not appear to work.


If that's in the context of publicly addressable mailboxes, then it's a
bad idea.  Dictionary attacks will always find a willing target.