Re: Paranoia level

Thanks for heads up - but I am still confused and would take this up with
offline.
Though this is not the correct forum I might not spam this list.

On Wed, Mar 10, 2021 at 12:46 PM Christian Folini <
[email protected]> wrote:

> Hey Blason,
>
> On Wed, Mar 10, 2021 at 11:21:14AM +0530, Blason R wrote:
> > I am really looking at everywhere but unable to find the exact
> information.
> > I am struggling to find how do I increase Paranoia level gradually?
> > I really dont see settings in configuration or might have overlooked? but
> > can someone can help me understanding the procedure?
>
> You have probably overlooked the explanation it in crs-setup.conf.
>
> There are two values involved:
>
> - tx.paranoia_level
>   This is the PL that we are going to block in. We thought about renaming
>   this to tx.blocking_paranoia_level, but then we thought it would have
>   been too cumbersome on the users.
> - tx.executing_paranoia_level
>   This is the PL of the rules that we are going to execute. It is greater
>   or equal to tx.paranoia_level.
>
> So with these two settings, you can block on PL1, but execute PL2, tune
> away
> the false positives of PL2 and then raise the blocking PL to 2 as well.
> And then to the next step.
>
> The advantage of this process is that without the executing PL setting, you
> would dive into a higher PL without knowing the new false positives in
> advance and you would probably have to raise the anomaly threshold for
> a certain transition period, thus lowering your defenses. The introduction
> of the execution paranoia level allows you to keep the defenses up.
>
> Cheers,
>
> Christian
>
>
> --
> Seek simplicity, and distrust it.
> -- Alfred North Whitehead
>
>
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