John, a professional hacker, performs a network attack on a renowned organization and gains unauthorized access to the target network. He remains in the network without being detected for a long time and obtains sensitive information without sabotaging the organization.
Which of the following attack techniques is used by John?
Advanced Persistent Threat (APT) refers to an attack where a threat actor gains unauthorised access to a network and remains undetected for an extended period.
D is the correct answer
he is acting as an advanced persistent threat or APT
Sophisticated tools and methods used. Maintains access over time without detection. Real and targeted — usually against big organizations.