Add captcha security images to your website to combat spam for FREE using php. Security Image enables you to easily add Captcha security images to any form on your website. It uses PHP4 (and GD, which is bundled with PHP4).
GPLVersion: 1.3
Platform: Linux, Windows, Mac OSX, Sun Solaris, FreeBSD
Updated Date: 6 Sep, 2007
This CAPTCHA has three main features. Including several random colored lines that are arranged randomly, random image background color, and random text position. This allows humans to read the image, but not robots or computers.
CommercialVersion: 1
Platform: Linux, Windows, Mac OSX, Sun Solaris, FreeBSD
Updated Date: 3 Oct, 2007
This PHP script protects your email address from malicious site crawling spam robots. This script uses many methods of protection. The most obvious is the use of a CAPTCHA that expires every 3 min to prevent brute force attacks. There are some hidden features as well. There are two CSS hidden form f... Read more
CommercialVersion: 1
Platform: Linux, Windows, Mac OSX, Sun Solaris, FreeBSD
Updated Date: 3 Oct, 2007
TheCAPTCHA - a powerful PHP script to protect your site from spambots. Free and open-source. Easy to install. TheCAPTCHA is creating much more secure from break CAPTCHA images than any script of previous generation.
Phoca CAPTCHA class is a small free class to show CAPTCHA image in your form. You can safe your form from Spam. you need PHP with GD library but you need not TTF support.
Scrambling text by add fake text in between chunks of real text. A good alternative to encryption making letters and numbers unreadable with PHP pure scripting.
Free for non-commercial useVersion: 1.2
Platform: Linux, Windows, Mac OSX, Sun Solaris, FreeBSD
Updated Date: 24 Jun, 2008
Simpli Secure is designed to give your website directories security by letting you create the most secure login method possible. The Simpli Secure will let you easily create the famous htaccess files that have always been too complicated for most to figure out. This Simpli Secure script is only one ... Read more
CommercialVersion: 2.1
Platform: Linux, Windows
Updated Date: 24 Jun, 2008
Simpli Easy Password Protector was designed for the beginner web programmer. The design is very simple to impliment into any PHP webpage providing a FAST and SECURE way to prevent prying eyes. The Simpli Easy Password Protector can be used for Member Only Areas and all types of PHP Applications. Sim... Read more
CommercialVersion: 2.1
Platform: Linux, Windows
Updated Date: 24 Jun, 2008
PHPLicengine is a licensing and distribution system for developers. License keys can be checked remotely and locally. Remote license keys are on your own webserver and will be checked by your software user's website remotely. This is not a license file that your clients can hack or alter. You will b... Read more
FreewareVersion: 1.2
Platform: Linux, Windows, Mac OSX, Sun Solaris, FreeBSD
Updated Date: 6 Aug, 2009
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