Glossary

PHP is a general-purpose scripting language especially suited to web development. It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1994. The PHP reference implementation is now produced by The PHP Group.

PII stands for Personally Identifiable Information. It refers to any data that can be used on its own or with other information to identify, contact, or locate a single person or to identify an individual in context.

In computing, the Post Office Protocol (POP) is an application-layer Internet standard protocol used by e-mail clients to retrieve e-mail from a mail server.

A PUT request is an HTTP method used to update or replace a resource entirely at a specific URI. If the resource does not exist at the specified URI, the PUT request can also be used to create a new resource.

Referral marketing is a word-of-mouth initiative designed by a company to incentivize existing customers to introduce their family, friends and contacts to become new customers.

Responsive web design (RWD) is an approach to web design that makes web pages render well on a variety of devices and window or screen sizes. Recent work also considers the viewer proximity as part of the viewing context as an extension for RWD. Content, design and performance are necessary across all devices to ensure usability and satisfaction.

Search Engine Marketing is a digital marketing strategy used to increase the visibility of a website in search engine results pages.

Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines.

SSL refers to the now deprecated Secure Sockets Layer. In cryptography, a public key certificate, also known as a digital certificate or identity certificate, is an electronic document used to prove the ownership of a public key.

Sender Policy Framework (SPF) is an email authentication method designed to detect forging sender addresses during the delivery of the email.