Ejaz khadija. Behind Every CAPTCHA- How Your Imperfection Trained the Perfect Bot: Every day, millions of people click on fire hydrants and buses to show they’re human, but what if that was never meant to prevent bots and actually be a concealed method of training bots?. PakTech [Internet]. 2026 May 12 [cited 2026 Jun. 3];1(3):79-82. Available from: https://pakjournals.com/ojs/index.php/ptt/article/view/135