[Intelmq-dev] handling of time frames

Sebastian Wagner wagner at cert.at
Mon Jun 19 14:13:49 CEST 2017


Any thoughts on this?


On 04/21/2017 03:42 PM, Sebastian Wagner wrote:
> Dear list,
>
> in pull request #944 (netlab 360 enh [0]) by navtej an issue came up
> which can't be solved trivially:
>
> The feed Netlab 360 DGA[1] - which is already included in intelmq -
> provides a validity time frame for each domain. Most of those (~90%) end
> in 2030 while the start date is the current day at 00:00.
> So both start and end time are artificial. And the source claims the
> event is valid in the future, which is a very odd. And does it actually
> make sense to forward this kind of information?
> Also, we can't really handle this time information using the current
> harmonization.
>
> One idea would be to set time.source to time.observation if the
> time.source is in the future. So time.source <= time.observation does
> always apply.
>
> What do you think?
>
> Sebastian
>
> [0]: https://github.com/certtools/intelmq/pull/944
> [1]: http://data.netlab.360.com/feeds/dga/dga.txt - attention, quite
> big! The domains at the beginning have a very near end date.
>
>
>
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