Fwiw, Cloudflare does do a multivariate confidence check which is why it has multiple tiers: no captcha, a one-click captcha, the annoying puzzle captcha once, the annoying puzzle captcha six times in a row.
> I'm a user, I'm logged in, I've posted before, I'm in good standing, yet when I go there, I need to solve a captcha.
Though consider the fact that taking over someone's account shouldn't give you (a spammer) unlimited access either. The spambots you see on Twitter are mostly cred-stuffed accounts. It's a hard problem. Existing accounts are more dangerous than fresh accounts.
Imo, "write your own password" should be a thing of the past. Services should just auto-gen a password or there should be a way to require the OS (like a password manager) to generate one to avoid cred-stuffing. We're letting down the average person by making them come up with unique passwords for every service instead of just helping them. Though I'm way off topic.
> I'm a user, I'm logged in, I've posted before, I'm in good standing, yet when I go there, I need to solve a captcha.
Though consider the fact that taking over someone's account shouldn't give you (a spammer) unlimited access either. The spambots you see on Twitter are mostly cred-stuffed accounts. It's a hard problem. Existing accounts are more dangerous than fresh accounts.
Imo, "write your own password" should be a thing of the past. Services should just auto-gen a password or there should be a way to require the OS (like a password manager) to generate one to avoid cred-stuffing. We're letting down the average person by making them come up with unique passwords for every service instead of just helping them. Though I'm way off topic.