You didn't mention email confirmation in the first place but figure I'd mention this for others. I recently ran into a similar situation and had the idea of reg

You didn't mention email confirmation in the first place but figure I'd mention this for others. I recently ran into a similar situation and had the idea of registrants emailing ME a secret code I give them instead of confirming they receive it. Still technically automatable but would definitely throw a curveball to the bots. I confirmed with an Ask HN that this is a secure method: https://news.ycombinator.com/item?id=24116530 https://news.ycombinator.com/item?id=24116530