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Glossary of terms and definitions for IT (Information Technology), the Internet and cyber security.
This glossary provides more than 480 clear and concise definitions of commonly used terms in the fields of information technology, the internet, and cyber security. It is designed to support users of all levels in understanding key concepts, technical jargon, and acronyms frequently encountered across digital platforms and security-related discussions. Whether you are a business owner, student, professional, or simply interested in the digital landscape, this resource aims to enhance your knowledge and confidence in navigating the ever-evolving world of technology.
A government-owned initiative in Australia designed to provide high-speed internet access to homes and businesses through a mix of technologies including fibre optic, fixed wireless, and satellite. The NBN aims to improve national connectivity and support digital services across urban and regional areas.
Example: After switching to the NBN, their household experienced faster and more reliable internet for streaming and remote work.
See also: Broadband
A high-speed internet connection that provides fast and continuous access to online services, typically delivered via technologies such as DSL, cable, fibre optic, or satellite. In Australia, broadband is commonly provided through the National Broadband Network (NBN), which aims to deliver improved internet performance across the country.
Example: The government subsidised regional broadband to improve internet access in remote communities through the NBN.
A high-speed transmission technology that transmits data as light through flexible glass or plastic cables. It is widely used in Australia's NBN to deliver faster and more reliable broadband.
Example: They switched to fibre optic internet for faster downloads.
A device that converts digital signals to allow internet access over phone lines or cable.
Example: The NBN technician installed a new modem.
See also: Peripheral, Hardware