Advanced Persistent Threat, APT, is a network attack when an unauthorized person gains access to the network, and stays there undetected for a long period of time. The attackers are highly organized, coordinated, they’re motivated criminals and they’re really looking for one loose brick in your wall. The relative value of their data is the number one risk factor, says ThreatTrack’s USVP and Chief Product Officer Usman Choudhary. ThreatTrack surveyed hundreds of U.S. IT security professionals within varying IT security organizations.”]
Source: https://www.healthcareinfosecurity.com/apt-cyber-extortion-whos-at-risk-a-8048