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Glossary / Dictionary

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.



2FA (Two-Factor Authentication)

A security measure requiring two distinct forms of verification before granting access to a system or account. (Also known as: Two-Step Verification)

Example: When logging into an email account, you enter your password and then input a verification code sent to your email.

See also: MFA, Authentication