After a routine audit, a company discovers that engineering documents have been leaving the network on a particular port. The company must allow outbound traffic on this port, as it has a legitimate business use. Blocking the port would cause an outage. Which of the following technology controls should the company implement?
A. NAC
B. Web proxy
C. DLP u
D. ACL
Data loss prevention, or DLP, is a set of technologies, products, and techniques that are designed to stop sensitive information from leaving an organization.