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It is always secured to turn OFF register_globals in PHP applications. Earlier, we have seen how to turn OFF register_globals setting via .htaccess file and in this blog we will use php.ini instead.
Using a text editor create a file called php.ini. This will be our first step.
Next, we need to add the following line of code in php.ini
register_globals = off
Upload php.ini file to the root folder where your application resides.
Register Globals directive is turned OFF from PHP version 4.2.
PHP Global Variables
Environment variables, GET, POST, Server, Cookie variables are knows as Global Variables.
When register_globals directive is turned ON (like what most ISP’s did), you can access/set the global variables like $username, $password instead of $_POST["username"], $_POST["password"].
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