Search results for: "information gathering"

Is the user agent reliable for determining browser information in PHP?

The user agent can be unreliable for determining browser information in PHP as it can be easily manipulated or spoofed by users. To obtain more accura...

How does Twitter use variables in URLs to pass information?

Twitter uses variables in URLs to pass information by appending them to the URL as query parameters. These variables are typically in the form of key-...

How can one prevent unauthorized access to sensitive information within PHP files?

To prevent unauthorized access to sensitive information within PHP files, you can utilize PHP's built-in access control mechanisms such as file permis...

How can PHP developers prevent users from removing copyright information in their scripts?

To prevent users from removing copyright information in PHP scripts, developers can use PHP's `__halt_compiler()` function in combination with encrypt...

How can PHP be used to retrieve the HTTP referer information?

To retrieve the HTTP referer information in PHP, you can use the $_SERVER['HTTP_REFERER'] superglobal variable. This variable contains the URL of the...