Apache is a free and open-source cross-platform web server software.
Limit Login Attempts Reloaded stops brute-force attacks and optimizes your site performance by limiting the number of login attempts that are possible through the normal login as well as XMLRPC, Woocommerce and custom login pages.
PHP is a general-purpose scripting language used for web development.
W3 Total Cache (W3TC) improves the SEO and increases website performance and reducing load times by leveraging features like content delivery network (CDN) integration and the latest best practices.