Good question. They are made redundant by authentication via the ZAP
protocol. However they're not removed as apps may be using them. Thus,
they are deprecated. They should not be mentioned in the NEWS.

On Thu, Jan 8, 2015 at 3:40 PM, Peter Kleiweg <pklei...@xs4all.nl> wrote:
>
> ZeroMQ introduces three new options for setsockopt:
>
>   ZMQ_IPC_FILTER_PID
>   ZMQ_IPC_FILTER_UID
>   ZMQ_IPC_FILTER_GID
>
> In the docs, it says these options are deprecated.
>
> Why introduce options that are deprecated at the same time?
>
>
> --
> Peter Kleiweg
> http://pkleiweg.home.xs4all.nl/
> _______________________________________________
> zeromq-dev mailing list
> zeromq-dev@lists.zeromq.org
> http://lists.zeromq.org/mailman/listinfo/zeromq-dev
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