Anti-Virus
Noun · Security & Infosec
Definitions
Software that detects, blocks, or removes malicious code on endpoints, traditionally through signature matching and increasingly through heuristic or behavioral methods. Although the term is old, it remains common shorthand for endpoint malware protection.
In plain English: Software that detects and blocks malicious programs on a device.
Example: "The anti-virus engine caught the known commodity loader but missed the custom-packed variant."