1. Elxis Defender and Flood Blocker are excellent security tools. 2.You can hide administration login page, you can allow access to the website only to certain IPs, you can block "bad IPs", you can hide PHP variables from the URLs using SEO PRO,3. Elxis does not needs register globals to be on neither an emulation, it is written in PHP 5 using (mostly) OO programming, the code is errors-free, it uses an advanced access system, has back-up manager included, captcha images support, etc.