[knowaveragejoe]

I forget the term, but there is a similar value assigned to users for marketing purposes which is sourced from a variety of systems. The higher the value, the more likely the person would be interested in converting/making a purchase. Something similar surely exists for security purposes. With that said, the last thing you mentioned must be used with great caution, as it could easily be exploited.

[mkmk]

'Lead Score'?

[knowaveragejoe]

Yep, that's it.