Apache is a free and open-source cross-platform web server software.
FreeBSD is a free and open-source Unix-like operating system.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
OpenSSL is a software library for applications that secure communications over computer networks against eavesdropping or need to identify the party at the other end.
Twenty Ten is the default WordPress theme for 2010.
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.