I've seen some accounts marked [banned], can't remember the font color, that started recently. A couple of month ago repeated URLs within a short timeframe get

I've seen some accounts marked [banned], can't remember the font color, that started recently. A couple of month ago repeated URLs within a short timeframe get auto-marked as [dupe]. I reported a security related issue last week (which I won't reveal here) that should be listed on https://news.ycombinator.com/security.html https://news.ycombinator.com/security.html soon. I doubt the algorithmic fine-tuning related to spam will be listed anywhere.