In the ever-evolving world of cyber security, understanding key terminology is essential to protect your business and personal data. This comprehensive cyber security glossary provides clear and concise definitions of the most important terms, concepts, and threats in the digital security landscape. From ransomware and phishing to zero-day exploits and encryption, this guide is designed to help you stay informed and secure. Whether you're an IT professional, a business owner, or just someone looking to enhance your cyber security knowledge, this glossary is your essential resource for comprehensive cyber security awareness.

White Hat Hacker

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

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