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Crypt and User Validation Hits: 18 ***** 0.0 Easy password protection Hits: 19 ***** 0.0 Getting rid of register_globals Hits: 12 ***** 0.0 Getting Started With Mcrypt Hits: 32 ***** 0.0 Tutorial covering the basics You can now protect your A short tip and some code on Mcrypt is a wonderful set of of encryption and how to admin panel with an easier how to handle getting rid of library functions for apply it to user validation, code! This time instead of register_globals in your encrypting, decrypting, and including a sample script to annoying forms, you can make application. hashing data. try out. the browser ask for the       password.     Date: Aug, 05 2003 Date: Jun, 05 2005 Date: Mar, 14 2006 Date: Feb, 11 2006

Hotlink Protection with PHP Hits: 21 ***** 5.0 How to protect PDF files using PHP Hits: 12 ***** 0.0 Making A Simple Login Script Hits: 23 ***** 1.0 MD5 Encryption in PHP Hits: 26 ***** 2.0 Hotlinking is when another This tutorial explains how to using this code Md5 is a very easy way to website links directly to safely hide away PDF files andexplanation you can make encrypt any string data. one or more of your images from public access using you very own personalized Following example take and or multimedia files and htaccess, but then having a login script for any website. encrypts a string. Remember includes it on their web PHP file run its own   that you could not dencrypt page. Not only is this theft authorization to allow   any data after encryption. . of your intellectual access to the file without     property, but further more, the Network Password dialog     you are paying for the box. The PDF file will be     bandwidth used by that site. displayed in the browser (if     Which can result in a the user has acrobat reader)     problem with your or promoted to download the     budget.<BR /><BR pdf file if the user doesn't     /> The most common have acrobat reader. This is     way to prevent others from perfect for when you want to     hotlinking your content is restrict PDF files to     Apache's mod_rewrite. While authorized eyes only. This     this a solution that free simple to use tutorial will     available to use, there are have you up and running in a     a couple drawbacks. One few minutes, one page of     being, that Apache has to be info with full source code,     configured to use and working examples.     mod_rewrite       (--enable-rewrite). Another       one being, that for a lot of       people writing regular       expressions is not the most       easiest thing to do.<BR       /><BR /> Of       course there are commercial       solutions to the problem.       Probably the most common one       is cPanel. An administration       interface for webserver,       which let's you create all       the necessary items for your       hotlink protection with a       matter of clicks, in a       matter of seconds.       Date: Jan, 04 2007 Date: Dec, 13 2001 Date: May, 02 2006 Date: Sep, 12 2006