Malicious software disguised as benign code.
Definition
Trojans use deception to gain execution on a system, often delivering payloads such as spyware, credential theft, or remote access components.
In plain English
Malicious software disguised as benign code.
Why this matters
Why it matters: Social distribution and trust abuse make trojans a common entry point to privacy-compromising infections.
Example
Example: Trojanized installer delivered via phishing or compromised download mirrors.