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Subject: Re: [cti-stix] Top-level Sighting Object from last meeting


Got that.
It is just something i prefer to manage internally (with the
timestamps/confidence... ... and my own scoring system) than relying
on the subjective judgment of others.
Now, that could be a potential optional new 'field' if you want it.

2015-10-30 13:05 GMT+03:00 Trey Darley <trey@soltra.com>:
> On 30.10.2015 12:29:31, Jerome Athias wrote:
>> For the record
>>
>> https://stixproject.github.io/data-model/1.2/indicator/IndicatorType/
>> Valid_Time_Position 0..n ValidTimeType Specifies the time window for
>> which this Indicator is valid.
>>
>> was introduced for some use cases related.
>>
>
> Good point, Jerome, I totally forgot about the Valid_Time_Position
> property. (Actually, I'm not sure I've ever seen it used in the
> field!)
>
> That said, I prefer the OpenTPX approach of allowing indicators to age
> gradually rather than the current STIX approach of binary start/stop
> times. It seems to me ultimately more useful to be able to say, "This
> indicator is still valid but it is *less* valid than it was 10 days
> ago" than to say, "This indicator is valid between now and next
> Wednesday."
>
> --
> Cheers,
> Trey
> --
> Trey Darley
> Senior Security Engineer
> 4DAA 0A88 34BC 27C9 FD2B  A97E D3C6 5C74 0FB7 E430
> Soltra | An FS-ISAC & DTCC Company
> www.soltra.com
> --
> "It is more complicated than you think." --RFC 1925


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