Spoofing

Term: Spoofing

Definition: Spoofing is a cyber attack technique where an attacker disguises themselves as a trusted entity by falsifying data — such as IP addresses, email headers, or website URLs — to gain unauthorized access to information or systems.

Context/Example: Spoofed IP addresses or fake login pages.

Related Concepts: Phishing, impersonation, man-in-the-middle (MITM), identity theft.