Tag: captcha

An easy tweak with PHPBB forums to avoid automated registration of spambot users

Spammers¬† finally reached PHPBB version 3 “Olympus” default CAPTCHA automated OCR task in their development schedule and recently started registering bot users passing the provided CAPTCHA confirmation code. Luckily to them, PHPBB3 default CAPTCHA code is ridiculously easy to OCR, os basically this was rather expected. It does not however mean that there is no…

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Automated CAPTCHA reader

I recently came across a discussion about automated reader of CAPTCHA images. A guy told they sold an implementation of such a reader for $100K (in total; certain initial payment followed by $5K/mo payments). While this might appear to be an exaggeration, I recalled another interview given by another OCR fellow who mentioed a simiar…

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