Internet applications

This glossary contains definitions related to Internet applications, including definitions about Software as a Service (SaaS) delivery models and words and phrases about web sites, e-commerce and cloud computing.
  • What is X (formerly Twitter)? - X (known as Twitter until 2023) is a free social networking and microblogging site where registered users can broadcast short posts, commonly known as tweets.
  • whitelist (allowlist) - A whitelist (allowlist) is a cybersecurity strategy that approves a list of email addresses, IP addresses, domain names or applications, while denying all others.
  • wiki - A wiki is a web-based collaborative platform that enables users to store, create and modify content in an organized manner.
  • XACML (Extensible Access Control Markup Language) - XACML (Extensible Access Control Markup Language) is an attribute-based access control policy language (ABAC) or XML-based language, designed to express security policies and access requests to information.
  • XSL (Extensible Stylesheet Language) - XSL (Extensible Stylesheet Language) is a family of standards that specifies how to define Extensible Markup Language (XML) document transformation and presentation.
  • Yahoo - Yahoo, or Yahoo.