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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 unit of digital information equal to 1,024TB (1024 terabytes) in most computing contexts, however disk drive manufacturers use it to mean 1,000,000,000,000 bytes in order to report larger storage capacities.
Example: 1PB is really really large.
See also: Pebibyte (PiB), Terabyte (TB)