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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.
An ethical hacker who uses their skills to identify and fix security vulnerabilities in systems, helping organisations improve security.
Example: A company hires a white hat hacker to conduct a security audit and discover weaknesses before malicious hackers do.
See also: Black Hat Hacker, Hacker
A person who uses technical skills to access systems or data. Hackers can be ethical (white hat) or malicious (black hat).
Example: A white hat hacker finds vulnerabilities in a company's system and helps them fix it.
See also: White Hat Hacker, Black Hat Hacker