Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Drupal is a free and open-source web content management framework.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Imperva is a cyber security software and services company for networking, data, and application security.
Incapsula is a cloud-based application delivery platform. It uses a global content delivery network to provide web application security, DDoS mitigation, content caching, application delivery, load balancing and failover services.
PHP is a general-purpose scripting language used for web development.