Quizzicle: What is the name for a cyberattack that involves infiltrating a network and exfiltrating sensitive data without detection?

An Advanced Persistent Threat (APT) is a cyberattack strategy in which an attacker gains unauthorized access to a network and remains undetected for an extended period. The goal of an APT is to exfiltrate sensitive data or monitor network activity over time without triggering alarms or being discovered.