![featured-php-session-timeout.webp](/en/php/posts/how-to-change-php-session-timeout/featured-php-session-timeout.webp)
A session is a way to store information (in variables) to be used across multiple HTTP Requests, to simulate a “state” across pages navigation.
Unlike a cookie, the information is not stored on the end users computer but in the application server.
For security reasons, sessions has a time limit to exist...