Did anyone try out using negative captcha to prevent spamposts and blogs?
Negative captcha = an invincible form that spam bots will fill in, but a human visitor will not see (and therefor not fill in). If it’s filled in – it’s a spambot.
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Did anyone try out using negative captcha to prevent spamposts and blogs?
Negative captcha = an invincible form that spam bots will fill in, but a human visitor will not see (and therefor not fill in). If it’s filled in – it’s a spambot.