[Lighttpd](https://www.lighttpd.net/), also known as Lighty, is an open-source web server with a small footprint, and when installed alongside PHP and MySQL or MariaDB it can serve millions of connections reliably. Lighty also has many modules that extend its capabilities. This document walks you through the installation of lighttpd from the core Ubuntu distribution and then explains how to update it to the latest version. It also covers installing PHP, securing PHP with an FastCGI Process Ma......