is an attack in which the perpetrator uses social skills to trick or manipulate legitimate employees into providing confidential company information, such as passwords.

Social Engineering is the answer

Explanation:

Social Engineering is known as the attack in which the perpetrator tends to use social skills for manipulating and tricking the legal employees to provide privileged information of the company such as passwords,

In simple words, it is an attack that completely relies on the interaction of human beings.  

It manipulates the people to break the top-most practices along with security methods to attain access to physical location and network, systems and financial gain.

the answer isn’t:

what do you know?

this does not make any sense.. i you can reword that i can maybe you