More than 446 million records were leaked during 2018, according to the 2018 End-of-Year Data Breach Report by the Identity Theft Resource Center. If you’ve been waiting for a sign to start enhancing your data security, here it is. Choosing a reliable monitoring solution is half the battle. But first, you’ll have to figure out the pros and cons of the major types of security systems.

Active data leak protection (DLP) and passive monitoring are two classic and trusted approaches to data protection. The debate between users of both methods has...