Dumpster Diving Information Security. And it is a very valid way to gather important details from things that people have thrown out in their trash. There are several types of security controls that can work together to provide a layered defense.
Dumpster diving.alternatively referred to as trashing, dumpster diving is the practice of digging through a company's trash bins or dumpsters to gain information. Dumpster diving many cybercriminals keep scrounging the dustbins and other garbage areas, looking for information and other sensitive data about the users. Dumpster diving can mean looking through physical trash for such information, or searching discarded digital data.