Plz any body give me captcha system in register plz help me fast. Some one hacker put bot in my register system. I have made same email is not allowed system but that bot is also change email id.
plz help me fast. Thanx in advance. Sorry for bad my english and i need captcha system not only captcha.php so plz give me code for core.php and register.php with captcha.php.
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