Cybersecurity terms and definitions. PHOTO: Cybercrime Magazine.

Cybersecurity Glossary

Dictionaries For Newbies, Students, Teachers, IT Pros And The Media

Steve Morgan, Editor-in-Chief

Sausalito, Calif. – Jul. 27, 2019

Looking for a good source of cybersecurity terms and definitions? Look no further… here’s 5 top glossaries that provide definitions for cybersecurity, cybercrime, and cyberwarfare terms. Our editors use these handy directories, and you should too.

A to Z of Data Threats

Sophos, a leading IT security company, provides a thesaurus containing an alphabetical listing of data threats. This guide is written in plain language, not security jargon. So it’s perfect for IT managers and end users alike. And the more you know about individual threats, the better prepared you’ll be to defend against them. A PDF version is here.

Cyber Security Glossary

Cybrary’s cyber security glossary provides the cybersecurity community with knowledge of and insight on the industry’s significant terms and definitions. This list contains key terminology and is one of the most extensive cybersecurity glossary/vocabulary resources online. Start your search on the critical terms you need to know as a security professional.



Cybersecurity Lexicon

National Initiative for Cybersecurity Careers and Studies (NICCS), on its official website of the Department of Homeland Security (DHS), provides a glossary containing key cybersecurity terms that enable clear communication and a common understanding of cybersecurity definitions.

Glossary of Security Terms

SANS Institute, a leading information security training, certification, and research firm, provides a comprehensive alphabetical and keyword searchable directory of security and related IT terms. This is a handy reference for any security or IT pro.

Computer Security Resource Center

National Institute of Standards and Technology (NIST) provides a keyword searchable glossary of more than 6,700 security-related terms. This reference tool is especially valuable for finding cyberwarfare related definitions.

– Steve Morgan is founder and Editor-in-Chief at Cybersecurity Ventures.

Go here to read all of my blogs and articles covering cybersecurity. Go here to send me story tips, feedback and suggestions.



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