Blogger is a blog-publishing service that allows multi-user blogs with time-stamped entries.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
LiteSpeed is a high-scalability web server.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PagSeguro is an online or mobile payment-based ecommerce service for commercial operations.
PHP is a general-purpose scripting language used for web development.