puzzles

vBulletin's MOD checks new user’s registrations on the forum using a series of tests to detect spambots - blacklisted IP, EMAIL address, the presence of JavaScript, form submitting time, etc. CleanTalk eliminates the need for CAPTCHA, questions&answers and other ways witch use complicated for...

1. Origins About a year ago, someone asked me to remake an old anti-spam plugin. He had used this old plugin for some time. This plugin wasn't well known, but it didn't bother real people and was deadly effective. Problem was, like many plugins of that era, it wasn't very user-friendly...