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 SMTP (Simple Mail Transfer Protocol)? - SMTP (Simple Mail Transfer Protocol) is a TCP/IP protocol used in sending and receiving emails over a network such as the internet.
  • What is social media? - Social media refers to websites and applications that focus on communication, community-based input, interaction, content-sharing and collaboration.
  • What is social networking and how does it work? - Social networks are websites and apps that allow users and organizations to connect, communicate, share information and form relationships.
  • What is telematics? - Telematics is a term that combines the words 'telecommunications' and 'informatics' to describe the use of communications and IT to transmit, store and receive information from devices to remote objects over a network.
  • What is Telnet? - Telnet is a network protocol used to remotely access a computer for a text-based communication channel between two machines.
  • What is vertical SaaS? - Vertical SaaS describes a type of software as a service solution created for a specific industry, such as retail, financial services, insurance, healthcare or manufacturing.
  • What is Web 3.0 (Web3)? Definition, guide and history - Web 3.0 promises a more personalized and intelligent web that uses blockchain decentralization to give control back to users.
  • 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.